Common use of Dilution Adjustment Provisions Clause in Contracts

Dilution Adjustment Provisions. Sections 5.05(A)(i), (ii), (iii), (iv) and (v) and Section 5.05(H) of the Indenture. Extraordinary Events applicable to the Transaction: Merger Events: Applicable; provided that notwithstanding Section 12.1(b) of the Equity Definitions, a “Merger Event” means the occurrence of any event or condition set forth in the definition of “Common Stock Change Event” in Section 5.08(A) of the Indenture. Tender Offers: Applicable; provided that notwithstanding Section 12.1(d) of the Equity Definitions, a “Tender Offer” means the occurrence of any event or condition set forth in Section 5.05(A)(v) of the Indenture. Consequences of Merger Events / Tender Offers: Notwithstanding Section 12.2 and Section 12.3 of the Equity Definitions, upon the occurrence of a Merger Event or a Tender Offer, the Calculation Agent shall make a corresponding adjustment in respect of any adjustment under the Indenture to any one or more of the nature of the Shares (in the case of a Merger Event), Strike Price, Number of Options, Option Entitlement and any other variable relevant to the exercise, settlement or payment for the Transaction, subject to the second paragraph under “Method of Adjustment”; provided, however, that such adjustment shall be made without regard to any adjustment to the Conversion Rate pursuant to any Excluded Provision; provided further that if, with respect to a Merger Event or a Tender Offer, (i) the consideration for the Shares includes (or, at the option of a holder of Shares, may include) shares of an entity or person that is not a corporation or is not organized under the laws of the United States, any State thereof or the District of Columbia or (ii) the Counterparty to the Transaction following such Merger Event or Tender Offer will not be a corporation and/or will either not be the Issuer or not be a wholly-owned subsidiary of Issuer whose obligations hereunder are fully and unconditionally guaranteed by Issuer following such Merger Event, then, in either case, Cancellation and Payment (Calculation Agent Determination) may apply at Dealer’s commercially reasonable election. Nationalization, Insolvency or Delisting: Cancellation and Payment (Calculation Agent Determination); provided that, in addition to the provisions of Section 12.6(a)(iii) of the Equity Definitions, it will also constitute a Delisting if the Exchange is located in the United States and the Shares are not immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors); if the Shares are immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors), such exchange or quotation system shall thereafter be deemed to be the Exchange. Additional Disruption Events: Change in Law: Applicable; provided that Section 12.9(a)(ii) of the Equity Definitions is hereby amended by (i) replacing the word “Shares” with the phrase “Hedge Positions” in clause (X) thereof and (ii) inserting the parenthetical “(including, for the avoidance of doubt and without limitation, adoption or promulgation of new regulations authorized or mandated by existing statute)” at the end of clause (A) thereof. Failure to Deliver: Applicable Hedging Disruption: Applicable; provided that:

Dilution Adjustment Provisions. Sections 5.05(A)(i14.04(a), (iib), (iiic), (ivd) and (ve) and Section 5.05(H) 14.05 of the Indenture. Extraordinary Events applicable to the Transaction: Merger Events: Applicable; provided that notwithstanding Section 12.1(b) of the Equity Definitions, a “Merger Event” means the occurrence of any event or condition set forth in the definition of “Common Stock Change Merger Event” in Section 5.08(A) 14.07 of the Indenture. Tender Offers: Applicable; provided that notwithstanding Section 12.1(d) of the Equity Definitions, a “Tender Offer” means the occurrence of any event or condition set forth in Section 5.05(A)(v14.04(e) of the Indenture. Consequences of Merger Events / Tender Offers: Notwithstanding Section 12.2 and Section 12.3 of the Equity Definitions, upon the occurrence of a Merger Event or a Tender Offer, the Calculation Agent shall make a corresponding adjustment in respect of any adjustment under the Indenture to any one or more of the nature of the Shares (in the case of a Merger Event), Strike Price, Number of Options, Option Entitlement and any other variable relevant to the exercise, settlement or payment for the Transaction, subject to the second paragraph under “Method of Adjustment”; provided, however, that such adjustment shall be made without regard to any adjustment to the Conversion Rate pursuant to any Excluded Provision; provided further that if, if (x) with respect to a any Merger Event or a any Tender Offer, (i) (A) the consideration for the Shares includes (or, at the option of a holder of Shares, may include) shares of an entity or person that is not a corporation or is not organized under the laws of the United States, any State thereof or the District of Columbia or (iiB) the Counterparty to the Transaction following such Merger Event or Tender Offer will not be a corporation and/or will either not be organized under the Issuer laws of the United States, any State thereof or not be a wholly-owned subsidiary the District of Issuer whose obligations hereunder are fully Columbia and unconditionally guaranteed by Issuer (ii) Dealer determines at any time following the occurrence of such Merger EventEvent or Tender Offer that (A) such Merger Event or Tender Offer has had or will have an adverse effect on Dealer’s rights and obligations under the Transaction or (B) Dealer will incur or has incurred an increased (as compared with circumstances existing on the Trade Date) amount of tax, duty, expense or fee to (1) acquire, establish, re-establish, substitute, maintain, unwind or dispose of any transaction(s) or asset(s) constituting a commercially reasonable hedge position in respect of the economic risk of entering into and performing its obligations with respect to the Transaction or (2) realize, recover or remit the proceeds of any transaction(s) or asset(s) constituting a commercially reasonable hedge position in respect of the economic risk of entering into and performing its obligations with respect to the Transaction or (y) a Prohibited Foreign Transaction occurs, then, in the case of either caseclause (x) or clause (y), Cancellation and Payment (Calculation Agent Determination) may apply at Dealer’s commercially reasonable election. Nationalization, Insolvency or Delisting: Cancellation and Payment (Calculation Agent Determination); provided further that, in addition to the provisions of Section 12.6(a)(iii) of the Equity Definitions, it will also constitute a Delisting if the Exchange is located in the United States and the Shares are not immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors); if the Shares are immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors), such exchange or quotation system shall thereafter be deemed to be the Exchange. Additional Disruption Events: Change in Law: Applicable; provided that Section 12.9(a)(ii) of the Equity Definitions is hereby amended by (i) replacing the word “Shares” with the phrase “Hedge Positions” in clause (X) thereof and (ii) inserting the parenthetical “(including, for the avoidance of doubt and without limitationdoubt, adoption adjustments shall be made pursuant to the provisions set forth above regardless of whether any Merger Event or promulgation of new regulations authorized or mandated by existing statuteTender Offer results in a Conversion Date occurring prior to the Free Convertibility Date (any such conversion, an “Early Conversion”)” at the end of clause (A) thereof. Failure to Deliver: Applicable Hedging Disruption: Applicable; provided that:.

Dilution Adjustment Provisions. Sections 5.05(A)(i14.04(a), (iib), (iiic), (ivd) and (ve) and Section 5.05(H) 14.05 of the Indenture. Extraordinary Events applicable to the Transaction: Merger Events: Applicable; provided that notwithstanding Section 12.1(b) of the Equity Definitions, a “Merger Event” means the occurrence of any event or condition set forth in the definition of “Common Stock Change Merger Event” in Section 5.08(A14.07(a) of the Indenture. Tender Offers: Applicable; provided that notwithstanding Section 12.1(d) of the Equity Definitions, a “Tender Offer” means the occurrence of any event or condition set forth in Section 5.05(A)(v14.04(e) of the Indenture. Consequences of Merger Events / Events/ Tender Offers: Notwithstanding Section 12.2 and Section 12.3 of the Equity Definitions, upon the occurrence of a Merger Event or a Tender Offer, the Calculation Agent shall make a corresponding or equivalent adjustment in respect of any adjustment under the Indenture to any one or more of the nature of the Shares (in the case of a Merger Event), Strike Price, Number of Options, Option Entitlement and any other variable relevant to the exercise, settlement or payment for the Transaction, subject to the second paragraph under “Method of Adjustment”; provided, however, provided that (i) such adjustment shall be made without regard to any adjustment to the Conversion Rate pursuant to any Excluded ProvisionProvision and (ii) in respect of any election by the holders of Shares with respect to the consideration due upon consummation of any Merger Event, the Calculation Agent shall have the right to adjust any variable relevant to the exercise, settlement or payment for the Transaction as appropriate to compensate Dealer for any losses (including, without limitation, market losses customary for transactions similar to the Transaction with counterparties similar to Counterparty) solely as a result of any mismatch on its Hedge Position, assuming Dealer maintains a commercially reasonable Hedge Position, and the type and amount of consideration actually paid or issued to the holders of Shares in respect of such Merger Event; provided further that if, if (x) with respect to a any Merger Event or a any Tender Offer, (i) (A) the consideration for the Shares includes (or, at the option of a holder of Shares, may include) shares of an entity or person that is (1) not a corporation which is treated as an association taxable as a corporation for U.S. federal income tax purposes or is (2) not organized under the laws of Israel, the United States, any State thereof or the District of Columbia or and/or (iiB) the Counterparty to the Transaction following such Merger Event or Tender Offer will not be a corporation and/or which is treated as an association taxable as a corporation for U.S. federal income tax purposes or will either not be organized under the laws of Israel, the United States, any State thereof or the District of Columbia or is not the Issuer or not be a wholly-owned subsidiary and (ii) Dealer determines at any time following the occurrence of Issuer whose obligations hereunder are fully and unconditionally guaranteed by Issuer following such Merger EventEvent or Tender Offer that (A) such Merger Event or Tender Offer has had or will have an adverse effect on Dealer under the Transaction or (B) Dealer will incur or has incurred an increased (as compared with circumstances existing on the Trade Date) amount of tax, duty, expense or fee to (1) acquire, establish, re-establish, substitute, maintain, unwind or dispose of any transaction(s) or asset(s) it deems necessary or appropriate to hedge the economic risk of entering into and performing its obligations with respect to the Transaction or (2) realize, recover or remit the proceeds of any such transaction(s) or asset(s) or (y) a Prohibited Foreign Transaction occurs, then, in the case of either caseclause (x) or clause (y), Dealer may elect in its sole commercially reasonably discretion that Cancellation and Payment (Calculation Agent Determination) may apply at Dealer’s commercially reasonable election. Nationalization, Insolvency or Delisting: Cancellation and Payment (Calculation Agent Determination)applies to the Transaction; provided further that, in addition to the provisions of Section 12.6(a)(iii) of the Equity Definitions, it will also constitute a Delisting if the Exchange is located in the United States and the Shares are not immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors); if the Shares are immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors), such exchange or quotation system shall thereafter be deemed to be the Exchange. Additional Disruption Events: Change in Law: Applicable; provided that Section 12.9(a)(ii) of the Equity Definitions is hereby amended by (i) replacing the word “Shares” with the phrase “Hedge Positions” in clause (X) thereof and (ii) inserting the parenthetical “(including, for the avoidance of doubt doubt, adjustments shall be made pursuant to the provisions set forth above regardless of whether any Merger Event or Tender Offer gives rise to an Early Conversion. Prohibited Foreign Transaction: A Merger Event pursuant to which Counterparty following consummation thereof would not be (x) a corporation which is treated as an association taxable as a corporation for U.S. federal income tax purposes and without limitation(y) organized and existing under the laws of a jurisdiction other than Israel, adoption the United States, any State thereof, the District of Columbia, Bermuda, the British Virgin Islands, the Cayman Islands, Guernsey, Jersey, the Netherlands, Switzerland, Luxembourg, Ireland or promulgation of new regulations authorized or mandated by existing statute)” at the end of clause (A) thereof. Failure to Deliver: Applicable Hedging Disruption: Applicable; provided that:United Kingdom.

Dilution Adjustment Provisions. Sections 5.05(A)(iSection 9.04(a), (iib), (iiic), (ivd) and (ve) and Section 5.05(H) 9.05 of the Supplemental Indenture. Extraordinary Events applicable to the Transaction: Merger Events: Applicable; provided that notwithstanding Section 12.1(b) of the Equity Definitions, a “Merger Event” means the occurrence of any event or condition set forth in the definition of “Common Stock Change Share Exchange Event” in Section 5.08(A9.07(a) of the Supplemental Indenture. Tender Offers: Applicable; provided that notwithstanding Section 12.1(d) of the Equity Definitions, a “Tender Offer” means the occurrence of any event or condition set forth in Section 5.05(A)(v9.04(e) of the Supplemental Indenture. Consequences Consequence of Merger Events / Tender Offers: Notwithstanding Section 12.2 and Section 12.3 of the Equity Definitions, upon the occurrence of a Merger Event or a Tender Offer, the Calculation Agent shall make a corresponding adjustment in respect of any adjustment under the Indenture to any one or more of the nature of the Shares (in the case of a Merger Event), Strike Price, Number of Options, Option Entitlement and any other variable relevant to the exercise, settlement or payment for the Transaction, subject to the second paragraph under “Method of Adjustment”; provided, however, that (x) such adjustment shall be made without regard to any adjustment to the Conversion Rate pursuant to any Excluded ProvisionProvision and (y) the Calculation Agent may limit or alter any such adjustment referenced in this paragraph so that the fair value of the Transaction to Dealer is not reduced as a result of such adjustment; provided further that if, with respect to a Merger Event or a Tender Offer, (i) the consideration for the Shares includes (or, at the option of a holder of Shares, may include) shares of an entity or person that is not a corporation or is not organized under the laws of the United States, any State thereof or the District of Columbia or (ii) the Counterparty to the Transaction following such Merger Event or Tender Offer Offer, will not be a corporation and/or or will either not be the Issuer or not be a wholly-owned subsidiary of Issuer whose obligations hereunder are fully and unconditionally guaranteed by Issuer following such Merger EventEvent or Tender Offer, then, in either case, then Cancellation and Payment (Calculation Agent Determination) may apply at Dealer’s commercially reasonable sole election. Nationalization, Insolvency or Delisting: Cancellation and Payment (Calculation Agent Determination); provided that, in addition to the provisions of Section 12.6(a)(iii) of the Equity Definitions, it will also constitute a Delisting if the Exchange is located in the United States and the Shares are not immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors); if the Shares are immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors), such exchange or quotation system shall thereafter be deemed to be the Exchange. Additional Disruption Events: Change in Law: Applicable; provided that Section 12.9(a)(ii) of the Equity Definitions is hereby amended by (i) replacing the word phrase “Sharesthe interpretation” in the third line thereof with the phrase “, or public announcement of, the formal or informal interpretation”, (ii) by adding the phrase “and/or Hedge PositionsPosition” after the word “Shares” in clause (X) thereof and (iiiii) inserting by immediately following the word “Transaction” in clause (X) thereof, adding the phrase “in the manner contemplated by the Hedging Party on the Trade Date”; provided, further that Section 12.9(a)(ii) of the Equity Definitions is hereby amended by replacing the parenthetical beginning after the word “regulation” in the second line thereof with the phrase “(including, for the avoidance of doubt and without limitation, (x) any tax law or (y) adoption or promulgation of new regulations authorized or mandated by existing statute)” at the end of clause (A) thereof”. Failure to Deliver: Applicable Hedging Disruption: Applicable; provided that:

Dilution Adjustment Provisions. Sections 5.05(A)(iSection 9.06(a), (iib), (iiic), (ivd), (e) and (vh) and Section 5.05(H) 9.08 of the Supplemental Indenture. Extraordinary Events applicable to the Transaction: Merger Events: Applicable; provided that notwithstanding Section 12.1(b) of the Equity Definitions, a “Merger Event” means the occurrence of any event or condition set forth in the definition of “Common Stock Change Merger Event” in Section 5.08(A) 9.12 of the Supplemental Indenture. Tender Offers: Applicable; provided that notwithstanding Section 12.1(d) of the Equity Definitions, a “Tender Offer” means the occurrence of any event or condition set forth in Section 5.05(A)(v9.06(e) of the Supplemental Indenture. Consequences Consequence of Merger Events / Tender Offers: Notwithstanding Section 12.2 and Section 12.3 of the Equity Definitions, upon the occurrence of a Merger Event or a Tender Offer, the Calculation Agent shall make a corresponding adjustment in respect of any adjustment under the Indenture to any one or more of the nature of the Shares (in the case of a Merger Event), Strike Price, Number of Options, Option Entitlement and any other variable relevant to the exercise, settlement or payment for the Transaction, subject to the second paragraph under “Method of Adjustment”; provided, however, that such adjustment shall be made without regard to any adjustment to the Conversion Rate pursuant to any Excluded ProvisionProvision that would constitute a Merger Event or Tender Offer; provided further that if, with respect to a Merger Event or a Tender Offer, (i) the consideration for the Shares includes (or, at the option of a holder of Shares, may include) shares of an entity or person that is not a corporation or is not organized under the laws of the United States, any State thereof or the District of Columbia or (ii) the Counterparty to the Transaction following such Merger Event or Tender Offer Offer, will not be a corporation and/or or will either not be the Issuer or not be a wholly-owned subsidiary of Issuer whose obligations hereunder are fully and unconditionally guaranteed by Issuer following such Merger EventEvent or Tender Offer, then, in either case, then Cancellation and Payment (Calculation Agent Determination) may apply at Dealer’s commercially reasonable electionshall apply. Nationalization, Insolvency or Delisting: Cancellation and Payment (Calculation Agent Determination); provided that, in addition to the provisions of Section 12.6(a)(iii) of the Equity Definitions, it will also constitute a Delisting if the Exchange is located in the United States and the Shares are not immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors); if the Shares are immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors), such exchange or quotation system shall thereafter be deemed to be the Exchange. Additional Disruption Events: Change in Law: Applicable; provided that Section 12.9(a)(ii)(X) of the Equity Definitions is hereby amended by replacing the word “Shares” with the phrase “Hedge Positions;” provided further that Section 12.9(a)(ii) of the Equity Definitions is hereby amended by (i) replacing the word phrase “Sharesthe interpretation” in the third line thereof with the phrase “Hedge Positionsor announcement or statement of the formal or informal interpretation” and (ii) immediately following the word “Transaction” in clause (X) thereof and (ii) inserting thereof, adding the parenthetical phrase “(including, for in the avoidance of doubt and without limitation, adoption or promulgation of new regulations authorized or mandated manner contemplated by existing statute)Hedging Party on the Trade Date.” at the end of clause (A) thereof. Failure to Deliver: Not Applicable Hedging Disruption: Applicable; provided that:

Dilution Adjustment Provisions. Sections 5.05(A)(iSection 4.05 (a), (iib), (iiic), (ivd) and (ve) and Section 5.05(H4.06(a) of the Indenture. Extraordinary Events applicable to the Transaction: Merger Events: Applicable; provided that notwithstanding Section 12.1(b) of the Equity Definitions, a “Merger Event” means the occurrence of any event or condition set forth in the definition of “Common Stock Change Event” in Section 5.08(A) 4.08 of the Indenture. Tender Offers: Applicable; provided that notwithstanding Section 12.1(d) of the Equity Definitions, a “Tender Offer” means the occurrence of any event or condition set forth in Section 5.05(A)(v) of the Indenture. Consequences Not Applicable Consequence of Merger Events / Tender OffersEvents: Notwithstanding Section 12.2 and Section 12.3 of the Equity Definitions, upon the occurrence of a Merger Event or a Tender OfferEvent, the Calculation Agent shall make a corresponding adjustment in respect of any adjustment under determined pursuant to the Indenture to any one or more of the nature of the Shares (to the extent determined necessary pursuant to the Indenture in the case of a connection with such Merger Event), Strike Price, Number of Options, Option Entitlement and any other variable relevant to the exercise, settlement or payment for the Transaction, subject to the second paragraph under “Method of Adjustment”; provided, however, that such no adjustment shall be made without regard to in respect of any adjustment to the Conversion Rate pursuant to any Excluded Provision; provided further that if, with respect to a Merger Event or a Tender OfferEvent, (i) the consideration for the Shares includes (or, at the option of a holder of Shares, may include) shares or depositary receipts with respect to shares of an entity or person that is not a corporation or is not organized under the laws of the United States, any State thereof or the District of Columbia Columbia, and the Calculation Agent determines, in its sole discretion, that (A)(x) treating such shares or depositary receipts as “Reference Property” (as such term is defined in the Indenture) or (y) Cancellation and Payment not applying to the Transaction with respect to such Merger Event, in either case of clause (x) or clause (y), will have a material adverse effect on Dealer’s rights or obligations in respect of the Transaction, on its Hedging Activities in respect of the Transaction or on the costs (including, without limitation, due to any increase in tax liability, decrease in tax benefit or other adverse effect on its tax position) of engaging in any of the foregoing, and (B) Dealer cannot promptly avoid the occurrence of each such material adverse effect by (I) transferring or assigning its rights and obligations under this Confirmation and the Agreement pursuant to Section 9(e)(ii) to an affiliate of Dealer or (II) amending the terms of this Confirmation (whether because amendments would not avoid such occurrence or because Counterparty fails to agree promptly to such amendments) or (ii) the Counterparty to the Transaction following such Merger Event or Tender Offer will not be a corporation and/or will either not be (A) the Issuer or not be (B) a wholly-owned subsidiary of the Issuer whose obligations hereunder under the Transaction are fully and unconditionally guaranteed by Issuer following such Merger Eventthe Issuer, then, in either case, then Cancellation and Payment (Calculation Agent Determination) may apply at Dealer’s commercially reasonable electionshall apply. Nationalization, Insolvency or Delisting: Cancellation and Payment (Calculation Agent Determination); provided that, in addition to the provisions of Section 12.6(a)(iii) of the Equity Definitions, it will also constitute a Delisting if the Exchange is located in the United States and the Shares are not immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors); if the Shares are immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors), such exchange or quotation system shall thereafter be deemed to be the Exchange. Restrictions on Adjustments: Notwithstanding anything to the contrary in the Equity Definitions or this Confirmation, none of the events listed in Section 4.05(i)(1)-(9) of the Indenture will constitute a Potential Adjustment Event, Merger Event or Tender Offer, and no adjustment will be made to the Transaction in connection with any such event pursuant to the Equity Definitions (as amended by this Confirmation) or otherwise; provided that, notwithstanding the foregoing, if an event listed in Section 4.05(i)(6) of the Indenture constitutes a “Common Stock Change Event” (as defined in the Indenture), the Consequence of Merger Events hereunder shall apply. Additional Disruption Events: Change in Law: Applicable; provided that (i) Section 12.9(a)(ii) of the Equity Definitions is hereby amended by (i) replacing the parenthetical beginning after the word “Sharesregulation” in the second line thereof with the phrase “Hedge Positions” in clause (X) thereof and (ii) inserting the parenthetical words “(including, for the avoidance of doubt and without limitation, (x) any tax law or (y) adoption or promulgation of new regulations authorized or mandated by existing statute)” at and (ii) Section 12.9(a)(ii)(X) of the end of clause (A) thereofEquity Definitions is hereby amended by replacing the word “Shares” with the phrase “Hedge Positions”. Failure to Deliver: Not Applicable Hedging Disruption: Applicable; provided that:Not Applicable Increased Cost of Hedging: Not Applicable Hedging Party: For all applicable Additional Disruption Events, Dealer.

Dilution Adjustment Provisions. Sections 5.05(A)(iSection 14.04(a), (iib), (iiic), (ivd) and (ve) and Section 5.05(H) 14.05 of the Indenture. Extraordinary Events applicable to the Transaction: Merger Events: Applicable; provided that notwithstanding Section 12.1(b) of the Equity Definitions, a “Merger Event” means the occurrence of any event or condition set forth in the definition of “Common Stock Change Merger Event” in Section 5.08(A14.07(a) of the Indenture. Tender Offers: Applicable; provided that notwithstanding Section 12.1(d) of the Equity Definitions, a “Tender Offer” means the occurrence of any event or condition set forth in Section 5.05(A)(v14.04(e) of the Indenture. Consequences Consequence of Merger Events / Tender Offers: Notwithstanding Section 12.2 and Section 12.3 of the Equity Definitions, upon the occurrence of a Merger Event or a Tender Offer, the Calculation Agent shall make a corresponding adjustment in respect of any adjustment under the Indenture to any one or more of the nature of the Shares (in the case of a Merger Event), Strike Price, Number of Options, Option Entitlement and any other variable relevant to the exercise, settlement or payment for the Transaction, subject to the second paragraph under “Method of Adjustment”; provided, however, that such adjustment shall be made without regard to any adjustment to the Conversion Rate pursuant to any Excluded Provision; provided further that if, with respect to a Merger Event or a Tender Offer, (i) the consideration for the Shares includes (or, at the option of a holder of Shares, may include) shares of an entity or person that is not a corporation or is not organized under the laws of the United States, any State thereof or the District of Columbia or (ii) the Counterparty to the Transaction following such Merger Event or Tender Offer Offer, will not be a corporation and/or or will either not be the Issuer or not be a wholly-owned subsidiary of Issuer whose obligations hereunder are fully and unconditionally guaranteed by Issuer following such Merger EventEvent or Tender Offer, then, in either case, then Cancellation and Payment (Calculation Agent Determination) may apply at Dealer’s commercially reasonable electionshall apply. Nationalization, Insolvency or Delisting: Cancellation and Payment (Calculation Agent Determination); provided that, in addition to the provisions of Section 12.6(a)(iii) of the Equity Definitions, it will also constitute a Delisting if the Exchange is located in the United States and the Shares are not immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors); if the Shares are immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors), such exchange or quotation system shall thereafter be deemed to be the Exchange. Additional Disruption Events: Change in Law: Applicable; provided that (i) Section 12.9(a)(ii) of the Equity Definitions is hereby amended by (i) replacing the parenthetical beginning after the word “Sharesregulation” in the second line thereof with the phrase “Hedge Positions” in clause (X) thereof and (ii) inserting the parenthetical words “(including, for the avoidance of doubt and without limitation, (x) any tax law or (y) adoption or promulgation of new regulations authorized or mandated by existing statute)” at and (ii) Section 12.9(a)(ii)(X) of the end of clause (A) thereof. Equity Definitions is hereby amended by replacing the word “Shares” with the phrase “Hedge Positions.” Failure to Deliver: Applicable Hedging Disruption: Applicable; provided that:Applicable Increased Cost of Hedging: Applicable Hedging Party: For all applicable Additional Disruption Events, Dealer.

Dilution Adjustment Provisions. Sections 5.05(A)(i14.04(a), (iib), (iiic), (ivd) and (ve) and Section 5.05(H) 14.05 of the Indenture. Extraordinary Events applicable to the Transaction: Merger Events: Applicable; provided that notwithstanding Section 12.1(b) of the Equity Definitions, a “Merger Event” means the occurrence of any event or condition set forth in the definition of “Common Stock Change Share Exchange Event” in Section 5.08(A) 14.07 of the Indenture. Tender Offers: Applicable; provided that notwithstanding Section 12.1(d) of the Equity Definitions, a “Tender Offer” means the occurrence of any event or condition set forth in Section 5.05(A)(v14.04(e) of the Indenture. Consequences of Merger Events / Events/ Tender Offers: Notwithstanding Section 12.2 and Section 12.3 of the Equity Definitions, upon the occurrence of a Merger Event or a Tender OfferOffer that is required under the terms of the Indenture to result in an adjustment to the terms of the Convertible Notes, the Calculation Agent shall make (A) a corresponding adjustment in respect of any adjustment under the Indenture to any one or more of the nature of the Shares (in the case of a Merger Event)Shares, Strike Price, Number of OptionsOptions and Option Entitlement, Option Entitlement in each case, to the extent an analogous adjustment would be made pursuant to the Indenture in connection with such Merger Event or Tender Offer, or to the definitions of “Exchange”, “Relevant Price” and “Settlement Averaging Period” in this Confirmation and any other variable relevant to the exercise, settlement or payment for the Transaction, subject to the second paragraph under “Method of Adjustment”” and (B) a proportionate adjustment to the Cap Price to the extent any adjustment is made to the Strike Price pursuant to clause (A) above (which adjustment, for the avoidance of doubt, shall not prohibit the Calculation Agent from making any further adjustments to the Cap Price in accordance with, and subject in all respects to, Section 9(x)); provided, however, provided that in no event shall the Cap Price be less than the Strike Price; provided further that any such adjustment shall be made without regard to any adjustment to the “Conversion Rate Rate” (as defined in the Indenture) pursuant to any Excluded Provision; provided further that . Notwithstanding the foregoing, if, with respect to a Merger Event or a Tender Offer, (i) the consideration for the Shares includes (or, at the option of a holder of Shares, may include) shares of an entity or person that is not a corporation or is not organized under the laws of the United States, any State thereof or the District of Columbia or (ii) the Counterparty to the Transaction following such Merger Event or Tender Offer will not be a corporation and/or or will either not be either (A) the Issuer following such Merger Event or not be Tender Offer or (B) a wholly-wholly owned subsidiary of the Issuer (1) that is a corporation organized under the laws of the United States, any State thereof or the District of Columbia, (2) whose obligations hereunder under the Transaction are fully and unconditionally guaranteed by the Issuer following and (3) with respect to which the Calculation Agent determines that treating such Merger Eventwholly owned subsidiary as the Counterparty will not have a material adverse effect on Dealer’s rights or obligations hereunder, Dealer’s hedging activities, or the costs of engaging in any of the foregoing, then, in either case, Cancellation and Payment (Calculation Agent Determination) may apply at Dealer’s commercially sole reasonable election; provided that Dealer shall consult with Counterparty prior to declaring an Early Termination Date with respect to the Transaction unless Dealer reasonably determines, after using good faith efforts to consult with Counterparty on a non-binding basis (it being understood that Dealer may condition such consultation on Counterparty making the representation in Section 8(f) hereof in writing and Dealer shall not be obligated to consult with Counterparty if such consultation would have an adverse impact on Dealer under this Transaction), that it is impracticable or inappropriate to preserve the Transaction. NationalizationFor the avoidance of doubt, Insolvency the foregoing provisions will apply regardless of whether any Merger Event or DelistingTender Offer gives rise to an Early Conversion. Consequences of Announcement Events: Cancellation and Payment (Modified Calculation Agent Determination)Adjustment as set forth in Section 12.3(d) of the Equity Definitions; provided that, in addition respect of an Announcement Event, (w) references to “Tender Offer” shall be replaced by references to “Announcement Event” and references to “Tender Offer Date” shall be replaced by references to “date of such Announcement Event”, (x) the phrase “exercise, settlement, payment or any other terms of the Transaction (including, without limitation, the spread)” shall be replaced with the phrase “Cap Price (provided that in no event shall the Cap Price be less than the Strike Price)”, (y) the words “whether within a commercially reasonable period of time (as determined by the Calculation Agent) prior to or after the Announcement Event” shall be inserted prior to the provisions word “which” in the seventh line, and (z) for the avoidance of Section 12.6(a)(iiidoubt, the Calculation Agent shall determine whether the relevant Announcement Event has had a material economic effect on the Transaction (and, if so, shall adjust the Cap Price accordingly to account for such economic effect) on one or more occasions on or after the date of such Announcement Event up to, and including, the Expiration Date, any Early Termination Date and/or any other date of cancellation, it being understood that any adjustment in respect of an Announcement Event shall take into account any earlier adjustment relating to the same Announcement Event and any adjustment in respect of an Announcement Event hereunder shall be without duplication in respect of any other adjustment or cancellation valuation made pursuant to the Equity Definitions or hereunder. An Announcement Event shall be an “Extraordinary Event” for purposes of the Equity Definitions, it will also constitute a Delisting if the Exchange is located in the United States and the Shares are not immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors); if the Shares are immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors), such exchange or quotation system shall thereafter be deemed to be the Exchange. Additional Disruption Events: Change in Law: Applicable; provided that Section 12.9(a)(ii) which Article 12 of the Equity Definitions is hereby amended by (i) replacing the word “Shares” with the phrase “Hedge Positions” in clause (X) thereof and (ii) inserting the parenthetical “(including, for the avoidance of doubt and without limitation, adoption or promulgation of new regulations authorized or mandated by existing statute)” at the end of clause (A) thereof. Failure to Deliver: Applicable Hedging Disruption: Applicable; provided that:applicable.

Dilution Adjustment Provisions. Sections 5.05(A)(i14.04(a), (iib), (iiic), (ivd) and (ve) and Section 5.05(H) 14.05 of the Indenture. Extraordinary Events applicable to the Transaction: Merger Events: Applicable; provided that notwithstanding Section 12.1(b) of the Equity Definitions, a “Merger Event” means the occurrence of any event or condition set forth in the definition of “Common Stock Change Specified Corporate Event” in Section 5.08(A14.07(a) of the Indenture. Tender Offers: Applicable; provided that notwithstanding Section 12.1(d) of the Equity Definitions, a “Tender Offer” means the occurrence of any event or condition set forth in Section 5.05(A)(v14.04(e) of the Indenture. Consequences of Merger Events / Tender Offers: Notwithstanding Section 12.2 and Section 12.3 of the Equity Definitions, upon the occurrence of a Merger Event or a Tender Offer, the Calculation Agent shall make a corresponding adjustment in respect of any adjustment under the Indenture to any one or more of the nature of the Shares (in the case of a Merger Event), Strike Price, Number of Options, Option Entitlement and any other variable relevant to the exercise, settlement or payment for the Transaction, subject to the second paragraph under “Method of Adjustment”; provided, however, that such adjustment shall be made without regard to any adjustment to the Conversion Rate pursuant to any Excluded Provision; provided further that if, with respect to a Merger Event or a Tender Offer, (i) the consideration for the Shares includes (or, at the option of a holder of Shares, may include) shares of an entity or person that is not a corporation or is not organized under the laws of the United States, any State thereof or the District of Columbia or (ii) the Counterparty to the Transaction following such Merger Event or Tender Offer will not be a corporation and/or will either not be organized under the Issuer laws of the United States, any State thereof or not be a wholly-owned subsidiary the District of Issuer whose obligations hereunder are fully and unconditionally guaranteed by Issuer following such Merger EventColumbia, then, in either case, Cancellation and Payment (Calculation Agent Determination) may apply at Dealer’s commercially reasonable sole election. Nationalization, Insolvency or Delisting: Cancellation and Payment (Calculation Agent Determination); provided that, in addition to the provisions of Section 12.6(a)(iii) of the Equity Definitions, it will also constitute a Delisting if the Exchange is located in the United States and the Shares are not immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors); if the Shares are immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors), such exchange or quotation system shall thereafter be deemed to be the Exchange. Additional Disruption Events: Change in Law: Applicable; provided that Section 12.9(a)(ii) of the Equity Definitions is hereby amended by (i) replacing the word “Shares” with the phrase “Hedge Positions” in clause (X) thereof and (ii) inserting the parenthetical “(including, for the avoidance of doubt and without limitation, adoption or promulgation of new regulations authorized or mandated by existing statute)” at the end of clause (A) thereof. Failure to Deliver: Applicable Hedging Disruption: Applicable; provided that:.

Dilution Adjustment Provisions. Sections 5.05(A)(i), (ii), (iii), (iv) and (v) and Section 5.05(H) of the Indenture. Extraordinary Events applicable to the Transaction: Merger Events: Applicable; provided that notwithstanding Section 12.1(b) of the Equity Definitions, a “Merger Event” means the occurrence of any event or condition set forth in the definition of “Common Stock Change Event” in Section 5.08(A) 5.09 of the Indenture. Tender Offers: Applicable; provided that notwithstanding Section 12.1(d) of the Equity Definitions, a “Tender Offer” means the occurrence of any event or condition set forth in Section 5.05(A)(v) of the Indenture. Consequences of Merger Events / Events/ Tender Offers: Notwithstanding Section 12.2 and Section 12.3 of the Equity Definitions, upon the occurrence of a Merger Event or a Tender Offer, the Calculation Agent shall make a corresponding adjustment in respect of any adjustment under the Indenture to any one or more of the nature of the Shares (in the case of a Merger Event), Strike Price, Number of Options, Option Entitlement and any other variable relevant to the exercise, settlement or payment for the Transaction, subject to the second paragraph under “Method of Adjustment”; provided, however, that such adjustment shall be made without regard to any adjustment to the Conversion Rate pursuant to any Excluded Provision; provided further that if, with respect to a Merger Event or a Tender Offer, (i) the consideration for the Shares includes (or, at the option of a holder of Shares, may include) shares of an entity or person that is not a corporation or is not organized under the laws of the United States, any State thereof or the District of Columbia or (ii) the Counterparty to the Transaction following such Merger Event or Tender Offer will not be a corporation and/or will either not be organized under the Issuer laws of the United States, any State thereof or not be a wholly-owned subsidiary the District of Issuer whose obligations hereunder are fully and unconditionally guaranteed by Issuer following such Merger EventColumbia, then, in either case, Cancellation and Payment (Calculation Agent Determination) may apply at Dealer’s commercially reasonable election; provided further that, for the avoidance of doubt, adjustments shall be made pursuant to the provisions set forth above regardless of whether any Merger Event or Tender Offer gives rise to an Early Conversion. Nationalization, Insolvency or DelistingConsequences of Announcement Events: Cancellation and Payment (Modified Calculation Agent Determination)Adjustment as set forth in Section 12.3(d) of the Equity Definitions; provided that, in addition respect of an Announcement Event, (x) references to “Tender Offer” shall be replaced by references to “Announcement Event” and references to “Tender Offer Date” shall be replaced by references to “date of such Announcement Event”, (y) the phrase “exercise, settlement, payment or any other terms of the Transaction (including, without limitation, the spread)” shall be replaced with the phrase “Cap Price (provided that in no event shall the Cap Price be less than the Strike Price)”, and (z) for the avoidance of doubt, the Calculation Agent shall, in good faith and in a commercially reasonable manner, determine whether the relevant Announcement Event has had an economic effect on the Transaction (and, if so, shall adjust the Cap Price accordingly) on one or more occasions on or after the date of the Announcement Event up to, and including, the Expiration Date, any Early Termination Date and/or any other date of cancellation, it being understood that (i) any adjustment in respect of an Announcement Event shall take into account any earlier adjustment relating to the provisions of Section 12.6(a)(iiisame Announcement Event and (ii) in making any adjustment the Calculation Agent shall take into account volatility, liquidity or other factors before and after such Announcement Event. An Announcement Event shall be an “Extraordinary Event” for purposes of the Equity Definitions, it will also constitute a Delisting if the Exchange is located in the United States and the Shares are not immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors); if the Shares are immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors), such exchange or quotation system shall thereafter be deemed to be the Exchange. Additional Disruption Events: Change in Law: Applicable; provided that Section 12.9(a)(ii) which Article 12 of the Equity Definitions is hereby amended by applicable. Announcement Event: (i) replacing The public announcement by any entity of (x) any transaction or event that, if completed, would constitute a Merger Event or Tender Offer, (y) any potential acquisition or disposition by Issuer and/or its subsidiaries where the word aggregate consideration exceeds 30% of the market capitalization of Issuer as of the date of such announcement (an “Shares” with Acquisition Transaction”) or (z) the phrase “Hedge Positions” in clause (X) thereof and intention to enter into a Merger Event or Tender Offer or an Acquisition Transaction, (ii) inserting the parenthetical “(including, for the avoidance of doubt and without limitation, adoption or promulgation of new regulations authorized or mandated by existing statute)” at the end of clause (A) thereof. Failure to Deliver: Applicable Hedging Disruption: Applicable; provided that:public announcement by

Dilution Adjustment Provisions. Sections 5.05(A)(i14.04(a), (iib), (iiic), (ivd) and (ve) and Section 5.05(H) 14.05 of the Supplemental Indenture. Extraordinary Events applicable to the Transaction: Merger Events: Applicable; provided that notwithstanding Section 12.1(b) of the Equity Definitions, which shall not apply with respect to the Transaction, a “Merger Event” means the occurrence of any event or condition set forth in the definition of a “Common Stock Change Share Exchange Event” (as defined in Section 5.08(A) 14.07 of the Supplemental Indenture). Tender Offers: Applicable; provided that notwithstanding Section 12.1(d) of the Equity Definitions, a “Tender Offer” means the occurrence of any event or condition set forth in Section 5.05(A)(v14.04(e) of the Supplemental Indenture. Consequences of Merger Events / Events/ Tender Offers: Notwithstanding Section 12.2 and Section 12.3 of the Equity Definitions, upon the occurrence of a Merger Event or a Tender Offer, the Calculation Agent shall make a corresponding adjustment in respect of any adjustment under the Indenture to any one or more of the nature of the Shares (in the case of a Merger Event), Strike Price, Number of Options, Options and the Option Entitlement and any other variable relevant to the exercise, settlement or payment for the Transaction, subject extent an analogous adjustment is required to be made pursuant to the second paragraph under “Method of Adjustment”Indenture in connection with such Merger Event or Tender Offer, as the case may be; provided, however, that such adjustment shall be made without regard to any adjustment to the Conversion Rate pursuant to any Excluded Provision; provided further that if, with respect to a Merger Event or a Tender Offer, (i) the consideration for the Shares includes (or, at the option of a holder of Shares, may include) shares of an entity or person that is not a corporation or is not organized under the laws of the United States, any State thereof or the District of Columbia or (ii) the Counterparty to the Transaction following such Merger Event or Tender Offer will not be a corporation and/or will either not be the Issuer or not be a wholly-owned subsidiary of Issuer whose obligations hereunder are fully and unconditionally guaranteed by Issuer following such Merger Eventcorporation, then, in either case, Cancellation and Payment (Calculation Agent Determination) may apply at Dealer’s commercially reasonable sole election. Nationalization, Insolvency or Delisting: Cancellation ; and Payment (Calculation Agent Determination); provided further that, in addition to the provisions of Section 12.6(a)(iii) of the Equity Definitions, it will also constitute a Delisting if the Exchange is located in the United States and the Shares are not immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors); if the Shares are immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors), such exchange or quotation system shall thereafter be deemed to be the Exchange. Additional Disruption Events: Change in Law: Applicable; provided that Section 12.9(a)(ii) of the Equity Definitions is hereby amended by (i) replacing the word “Shares” with the phrase “Hedge Positions” in clause (X) thereof and (ii) inserting the parenthetical “(including, for the avoidance of doubt and without limitationdoubt, adoption adjustments shall be made pursuant to the provisions set forth above regardless of whether any Merger Event or promulgation of new regulations authorized or mandated by existing statute)” at the end of clause (A) thereof. Failure Tender Offer gives rise to Deliver: Applicable Hedging Disruption: Applicable; provided that:an Early Conversion.

Dilution Adjustment Provisions. Sections 5.05(A)(i), (ii), (iii), (iv) and (v) and Section 5.05(H) of the Indenture. Extraordinary Events applicable to the Transaction: Merger Events: Applicable; provided that notwithstanding Section 12.1(b) of the Equity Definitions, a “Merger Event” means the occurrence of any event or condition set forth in the definition of “Common Stock Share Change Event” in Section 5.08(A5.09(A) of the Indenture. Tender Offers: Applicable; provided that notwithstanding Section 12.1(d) of the Equity Definitions, a “Tender Offer” means the occurrence of any event or condition set forth in Section 5.05(A)(v) of the Indenture. Consequences of Merger Events / Tender Offers: Notwithstanding Section 12.2 and Section 12.3 of the Equity DefinitionsDefinitions (which Section shall not apply for purposes of the Transaction except as provided in Section 10(y) below), upon the occurrence of a Merger Event or a Tender Offer, the Calculation Agent shall make a corresponding adjustment in respect of any adjustment under the Indenture to any one or more of the nature of the Shares (in the case of a Merger Event), Strike Price, Number of Options, Option Entitlement and any other variable relevant to the exercise, settlement or payment for the Transaction, subject to the second paragraph under “Method of Adjustment”; provided, however, that such adjustment shall be made without regard to any adjustment to the Conversion Rate pursuant to any Excluded Provision; provided further that if, with respect to a Merger Event or a Tender Offer, (i) the consideration for the Shares includes (or, at the option of a holder of Shares, may include) shares of an entity or person that is not a corporation or is not organized under the laws of the United States, any State thereof or thereof, the District of Columbia or, so long as the representation of Counterparty or any successor in Section 8(n) remains true and correct, Canada or any province thereof or (ii) the Counterparty to the Transaction following such Merger Event or Tender Offer will not be a corporation and/or will either not be organized under the Issuer laws of the United States, any State thereof, the District of Columbia or, so long as the representation of Counterparty or not be a wholly-owned subsidiary of Issuer whose obligations hereunder are fully any successor in Section 8(n) remains true and unconditionally guaranteed by Issuer following such Merger Eventcorrect, Canada or any province thereof, then, in either case, Cancellation and Payment (Calculation Agent Determination) may apply at Dealer’s commercially reasonable election; provided further that, for the avoidance of doubt, adjustments shall be made pursuant to the provisions set forth above regardless of whether any Merger Event or Tender Offer gives rise to an Early Conversion. Nationalization, Insolvency or DelistingConsequences of Announcement Events: Cancellation and Payment (Modified Calculation Agent Determination)Adjustment as set forth in Section 12.3(d) of the Equity Definitions; provided that, in addition respect of an Announcement Event, (w) references to “Tender Offer” shall be replaced by references to “Announcement Event” and references to “Tender Offer Date” shall be replaced by references to “date of such Announcement Event”, (x) the word “shall” in the second line shall be replaced with “may (and, if it would be commercially reasonable to do so, shall)”, (y) the phrase “exercise, settlement, payment or any other terms of the Transaction (including, without limitation, the spread)” shall be replaced with the phrase “Cap Price (provided that in no event shall the Cap Price be less than the Strike Price)” and the words “whether within a commercially reasonable (as determined by the Calculation Agent) period of time prior to or after the Announcement Event” shall be inserted prior to the provisions word “which” in the seventh line, and (z) for the avoidance of doubt, the Calculation Agent shall determine, in good faith and in a commercially reasonable manner, whether the relevant Announcement Event has had a material economic effect on the Transaction (and, if so, shall adjust the Cap Price accordingly to account for such economic effect in a commercially reasonable manner) on one or more occasions on or after the date of the Announcement Event up to, and including, the Expiration Date, any Early Termination Date and/or any other date of cancellation, it being understood that any adjustment in respect of an Announcement Event shall take into account any earlier adjustment relating to the same Announcement Event and shall not be duplicative with any other adjustment or cancellation valuation made pursuant to this Confirmation, the Equity Definitions or the Agreement; provided that in no event shall the Cap Price be adjusted to be less than the Strike Price (subject in all cases to clause (ii) of Section 12.6(a)(iii12.3(d) of the Equity Definitions). In making any adjustment the Calculation Agent shall take into account stock price, it will also constitute a Delisting if the Exchange is located in the United States and volatility, expected dividends, stock loan rate, liquidity relevant to the Shares are not immediately re-listedor to the Transaction, re-traded and other commercially reasonable option pricing inputs that the Calculation Agent determines in a commercially reasonable manner to be relevant, whether within a commercially reasonable (as determined by the Calculation Agent) period of time prior to or re-quoted on any after such Announcement Event. An Announcement Event shall be an “Extraordinary Event” for purposes of the New York Stock ExchangeEquity Definitions, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors); if the Shares are immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors), such exchange or quotation system shall thereafter be deemed to be the Exchange. Additional Disruption Events: Change in Law: Applicable; provided that Section 12.9(a)(ii) which Article 12 of the Equity Definitions is hereby amended by applicable. Announcement Event: (iw) replacing the word “Shares” with the phrase “Hedge Positions” An Announcement Date occurs in clause respect of a potential Merger Event (X) thereof and (ii) inserting the parenthetical “(including, for the avoidance of doubt and doubt, determined without regard to the language in the definition of “Merger Event” following the definition of “Reverse Merger” therein) or Tender Offer or any transaction or event or series of transactions and/or events that, if consummated, would lead to a Merger Event or Tender Offer (as determined by the Calculation Agent), (x) Counterparty, a subsidiary, affiliate, agent or representative of Counterparty makes a public announcement of an intention to solicit or enter into, or to explore strategic alternatives or other similar undertaking that may include a Merger Event, Tender Offer or an Acquisition Transaction, (y) there occurs a public announcement by (1) any Valid Third-Party Entity in respect of the relevant transaction, (2) Counterparty or (3) any subsidiary, affiliate, agent or representative of Counterparty, in each case, of any potential acquisition or disposition by Counterparty and/or its subsidiaries where the aggregate consideration exceeds 35% of the market capitalization of Counterparty as of the date of such announcement (an “Acquisition Transaction”) or (z) there occurs any subsequent public announcement of a change to a transaction or intention that is the subject of an announcement of the type described in clause (w), (x) or (y) of this sentence (including, without limitation, adoption a new announcement, whether or promulgation of new regulations authorized or mandated not by existing statute)” at the end of clause (A) thereof. Failure to Deliver: Applicable Hedging Disruption: Applicable; provided that:the

Dilution Adjustment Provisions. Sections 5.05(A)(i), (ii), (iii), (iv) ), and (v) and Section 5.05(H) of the Indenture. Extraordinary Events applicable to the Transaction: Merger Events: Applicable; provided that notwithstanding Section 12.1(b) of the Equity Definitions, a “Merger Event” means the occurrence of any event or condition set forth in the definition of “Common Stock Change Event” in Section 5.08(A) 5.09 of the Indenture. Tender Offers: Applicable; provided that notwithstanding Section 12.1(d) of the Equity Definitions, a “Tender Offer” means the occurrence of any event or condition set forth in Section 5.05(A)(v) of the Indenture. Consequences of Merger Events / Tender Offers: Notwithstanding Section 12.2 and Section 12.3 of the Equity DefinitionsDefinitions (which Section shall not apply for purposes of the Transaction except as provided in Section 9(aa) below), upon the occurrence of a Merger Event or a Tender Offer, the Calculation Agent shall make a corresponding adjustment in good faith and in a commercially reasonable manner in respect of any adjustment under the Indenture to any one or more of the nature of the Shares (in the case of a Merger Event), Strike Price, Number of Options, Option Entitlement and any other variable relevant to the exercise, settlement or payment for the Transaction, subject to the second paragraph under “Method of Adjustment”; provided, however, that such adjustment shall be made without regard to any adjustment to the Conversion Rate pursuant to any Excluded Provision; provided further that if, if with respect to a any Merger Event or a any Tender Offer, (iA) the consideration for the Shares includes (or, at the option of a holder of Shares, may include) shares of an entity or person that is not a corporation or is not organized under the laws of the United States, any State thereof or the District of Columbia or (iiB) the Counterparty to the Transaction following such Merger Event or Tender Offer will not be a corporation and/or will either not be organized under the Issuer laws of the United States, any State thereof or not be a wholly-owned subsidiary the District of Issuer whose obligations hereunder are fully and unconditionally guaranteed by Issuer following such Merger EventColumbia, then, in either case, Cancellation and Payment (Calculation Agent Determination) may apply at Dealer’s commercially reasonable electionelection made in good faith; provided further that, for the avoidance of doubt, adjustments shall be made pursuant to the provisions set forth above regardless of whether any Merger Event or Tender Offer gives rise to an Early Conversion. Nationalization, Insolvency or DelistingConsequences of Announcement Events: Cancellation and Payment (Modified Calculation Agent Determination)Adjustment as set forth in Section 12.3(d) of the Equity Definitions; provided that, in addition respect of an Announcement Event, (x) references to “Tender Offer” shall be replaced by references to “Announcement Event” and references to “Tender Offer Date” shall be replaced by references to “date of such Announcement Event”, (y) the word “shall” in the second line shall be replaced with “shall, if the Calculation Agent determines that such Announcement Event has had a material economic effect on the Transaction,” and the word “make” in the second line shall be replaced with “make, on one or more occasions on or after the date of the Announcement Event up to, and including, the Expiration Date, any Early Termination Date, any date of cancellation and/or any other date with respect to which the Announcement Event is cancelled, withdrawn, discontinued or otherwise terminated, as applicable, it being understood that any adjustment in respect of an Announcement Event shall take into account any earlier adjustment relating to the provisions same Announcement Event and shall not be duplicative with any other adjustment or cancellation valuation made pursuant to this Confirmation, the Equity Definitions or the Agreement,” and (z) the phrase “exercise, settlement, payment or any other terms of Section 12.6(a)(iiithe Transaction (including, without limitation, the spread)” shall be replaced with the phrase “Cap Price (provided that in no event shall the Cap Price be less than the Strike Price)”, the fifth and sixth lines shall be deleted in their entirety and replaced with the words “effect on the Transaction of such Announcement Event solely to account for changes in volatility, expected dividends, stock loan rate or liquidity relevant to the Shares or the Transaction”, and the words “whether within a commercially reasonable (as determined by the Calculation Agent) period of time to or after the Announcement Event” shall be inserted prior to the word “which” in the seventh line. An Announcement Event shall be an “Extraordinary Event” for purposes of the Equity Definitions, it will also constitute a Delisting if the Exchange is located in the United States and the Shares are not immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors); if the Shares are immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors), such exchange or quotation system shall thereafter be deemed to be the Exchange. Additional Disruption Events: Change in Law: Applicable; provided that Section 12.9(a)(ii) which Article 12 of the Equity Definitions is hereby amended by (i) replacing the word “Shares” with the phrase “Hedge Positions” in clause (X) thereof and (ii) inserting the parenthetical “(including, for the avoidance of doubt and without limitation, adoption or promulgation of new regulations authorized or mandated by existing statute)” at the end of clause (A) thereof. Failure to Deliver: Applicable Hedging Disruption: Applicable; provided that:applicable.

Dilution Adjustment Provisions. Sections 5.05(A)(iSection 4.05 (a), (iib), (iiic), (ivd) and (ve) and Section 5.05(H4.06(a) of the Supplemental Indenture. Extraordinary Events applicable to the Transaction: Merger Events: Applicable; provided that notwithstanding Section 12.1(b) of the Equity Definitions, a “Merger Event” means the occurrence of any event or condition set forth in the definition of “Common Stock Change Merger Event” in Section 5.08(A) 4.08 of the Supplemental Indenture. Tender Offers: Applicable; provided that notwithstanding Section 12.1(d) of the Equity Definitions, a “Tender Offer” means the occurrence of any event or condition set forth in Section 5.05(A)(v) of the Indenture. Consequences Not Applicable Consequence of Merger Events / Tender OffersEvents: Notwithstanding Section 12.2 and Section 12.3 of the Equity Definitions, upon the occurrence of a Merger Event or a Tender OfferEvent, the Calculation Agent shall make a corresponding adjustment in respect of any adjustment under the Indenture to any one or more of the nature of the Shares (to the extent an analogous adjustment would be made pursuant to the Indenture in the case of a connection with such Merger Event), Strike Price, Number of Options, Option Entitlement and any other variable relevant to the exercise, settlement or payment for the Transaction, subject to the second paragraph under “Method of Adjustment”; provided, however, that such no adjustment shall be made without regard to in respect of any adjustment to the Conversion Rate pursuant to any Excluded Provision; provided further that if, with respect to a Merger Event or a Tender OfferEvent, (i) the consideration for the Shares includes (or, at the option of a holder of Shares, may include) shares or depositary receipts with respect to shares of an entity or person that is not a corporation or is not organized under the laws of the United States, any State thereof or the District of Columbia Columbia, and the Calculation Agent determines, in its sole discretion, that (A)(x) treating such shares or depositary receipts as “Reference Property” (as such term is defined in the Indenture) or (y) Cancellation and Payment not applying to the Transaction with respect to such Merger Event, in either case of clause (x) or clause (y), will have a material adverse effect on Dealer’s rights or obligations in respect of the Transaction, on its Hedging Activities in respect of the Transaction or on the costs (including, without limitation, due to any increase in tax liability, decrease in tax benefit or other adverse effect on its tax position) of engaging in any of the foregoing, and (B) Dealer cannot promptly avoid the occurrence of each such material adverse effect by (I) transferring or assigning its rights and obligations under this Confirmation and the Agreement pursuant to Section 9(e)(ii) to an affiliate of Dealer or (II) amending the terms of this Confirmation (whether because amendments would not avoid such occurrence or because Counterparty fails to agree promptly to such amendments) or (ii) the Counterparty to the Transaction following such Merger Event or Tender Offer will not be a corporation and/or will either not be (A) the Issuer or not be (B) a wholly-owned subsidiary of the Issuer whose obligations hereunder under the Transaction are fully and unconditionally guaranteed by Issuer following such Merger Eventthe Issuer, then, in either case, then Cancellation and Payment (Calculation Agent Determination) may apply at Dealer’s commercially reasonable electionshall apply. Nationalization, Insolvency or Delisting: Cancellation and Payment (Calculation Agent Determination); provided that, in addition to the provisions of Section 12.6(a)(iii) of the Equity Definitions, it will also constitute a Delisting if the Exchange is located in the United States and the Shares are not immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors); if the Shares are immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors), such exchange or quotation system shall thereafter be deemed to be the Exchange. Additional Disruption Events: Change in Law: Applicable; provided that Section 12.9(a)(ii) of the Equity Definitions is hereby amended by (i) replacing the word “Shares” with the phrase “Hedge Positions” in clause (X) thereof and (ii) inserting the parenthetical “(including, for the avoidance of doubt and without limitation, adoption or promulgation of new regulations authorized or mandated by existing statute)” at the end of clause (A) thereof. Failure to Deliver: Applicable Hedging Disruption: Applicable; provided that:.

Dilution Adjustment Provisions. Sections 5.05(A)(i11.04(a), (iib), (iiic), (ivd) and (ve) and Section 5.05(H) 11.05 of the Supplemental Indenture. Extraordinary Events applicable to the Transaction: Merger Events: Applicable; provided that notwithstanding Section 12.1(b) of the Equity Definitions, a “Merger Event” means the occurrence of any event or condition set forth in the definition of “Common Stock Change Merger Event” in Section 5.08(A11.07(a) of the Supplemental Indenture. Tender Offers: Applicable; provided that notwithstanding Section 12.1(d) of the Equity Definitions, a “Tender Offer” means the occurrence of any event or condition set forth in Section 5.05(A)(v11.04(e) of the Supplemental Indenture. Consequences of Merger Events / Tender Offers: Notwithstanding Section 12.2 and Section 12.3 of the Equity Definitions, upon the occurrence of a Merger Event or a Tender Offer, the Calculation Agent shall make a corresponding an adjustment in respect of any adjustment under the Indenture to any one or more of the nature of the Shares (in the case of a Merger Event), Strike Price, Number of Options, Option Entitlement and any other variable relevant to the exercise, settlement or payment for the TransactionTransaction corresponding to the adjustment required to be made pursuant to the Supplemental Indenture in connection with such Merger Event or Tender Offer, as the case may be, subject to any determination or adjustment by the Calculation Agent in connection with such Merger Event or Tender Offer, as the case may be, pursuant to clauses (i), (ii) and/or (iii) of the second paragraph under “Method of Adjustment”; provided, however, that such adjustment shall be made without regard to any adjustment to the Conversion Rate pursuant to any Excluded Provision; provided further that if, with respect to a Merger Event or a Tender Offer, (i) the consideration for the Shares includes (or, at the option of a holder of Shares, may include) shares of an entity or person that is not a corporation or is not organized under the laws of the United States, any State thereof or the District of Columbia or (ii) the Counterparty to the Transaction following such Merger Event or Tender Offer will not be a corporation and/or will either not be the Issuer or not be a wholly-owned subsidiary of Issuer whose obligations hereunder are fully and unconditionally guaranteed by Issuer following such Merger Eventcorporation, then, in either case, Cancellation and Payment (Calculation Agent Determination) may apply (subject to the provisions of Section 9(m)) at Dealer’s commercially reasonable sole election. Nationalization, Insolvency or Delisting: Cancellation and Payment (Calculation Agent Determination) (subject to the provisions of Section 9(m)); provided that, in addition to the provisions of Section 12.6(a)(iii) of the Equity Definitions, it will also constitute a Delisting if the Exchange is located in the United States and the Shares are not immediately re-listed, re-traded or re-quoted on any of the The New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors); if the Shares are immediately re-listed, re-traded or re-quoted on any of the The New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors), such exchange or quotation system shall thereafter be deemed to be the Exchange. Additional Disruption Events: Change in Law: Applicable; provided that Section 12.9(a)(ii) of the Equity Definitions is hereby amended by (i) replacing the word “Shares” with the phrase “Hedge Positions” in clause (X) thereof and (ii) inserting the parenthetical “(including, for the avoidance of doubt and without limitation, adoption or promulgation of new regulations authorized or mandated by existing statute)” at the end of clause (A) thereof. Failure to Deliver: Applicable Hedging Disruption: Applicable; provided that:.

Dilution Adjustment Provisions. Sections 5.05(A)(i), (ii), (iii), (iv) and (v) and Section 5.05(H) of the Indenture. Extraordinary Events applicable to the Transaction: Merger Events: Applicable; provided that notwithstanding Section 12.1(b) of the Equity Definitions, a “Merger Event” means the occurrence of any event or condition set forth in the definition of “Common Stock Share Change Event” in Section 5.08(A5.09(A) of the Indenture. Tender Offers: Applicable; provided that notwithstanding Section 12.1(d) of the Equity Definitions, a “Tender Offer” means the occurrence of any event or condition set forth in Section 5.05(A)(v) of the Indenture. Consequences of Merger Events / Tender Offers: Notwithstanding Section 12.2 and Section 12.3 of the Equity DefinitionsDefinitions (which Section shall not apply for purposes of the Transaction except as provided in Section 10(y) below), upon the occurrence of a Merger Event or a Tender Offer, the Calculation Agent shall make a corresponding adjustment in respect of any adjustment under the Indenture to any one or more of the nature of the Shares (in the case of a Merger Event), Strike Price, Number of Options, Option Entitlement and any other variable relevant to the exercise, settlement or payment for the Transaction, subject to the second paragraph under “Method of Adjustment”; provided, however, that such adjustment shall be made without regard to any adjustment to the Conversion Rate pursuant to any Excluded Provision; provided further that if, with respect to a Merger Event or a Tender Offer, (i) the consideration for the Shares includes (or, at the option of a holder of Shares, may include) shares of an entity or person that is not a corporation or is not organized under the laws of the United States, any State thereof or thereof, the District of Columbia or, so long as the representation of Counterparty or any successor in Section 8(n) remains true and correct, Canada or any province thereof or (ii) the Counterparty to the Transaction following such Merger Event or Tender Offer will not be a corporation and/or will either not be organized under the Issuer laws of the United States, any State thereof, the District of Columbia or, so long as the representation of Counterparty or not be a wholly-owned subsidiary of Issuer whose obligations hereunder are fully any successor in Section 8(n) remains true and unconditionally guaranteed by Issuer following such Merger Eventcorrect, Canada or any province thereof, then, in either case, Cancellation and Payment (Calculation Agent Determination) may apply at Dealer’s commercially reasonable election; provided further that, for the avoidance of doubt, adjustments shall be made pursuant to the provisions set forth above regardless of whether any Merger Event or Tender Offer gives rise to an Early Conversion. Nationalization, Insolvency or DelistingConsequences of Announcement Events: Cancellation and Payment (Modified Calculation Agent Determination)Adjustment as set forth in Section 12.3(d) of the Equity Definitions; provided that, in addition respect of an Announcement Event, (w) references to “Tender Offer” shall be replaced by references to “Announcement Event” and references to “Tender Offer Date” shall be replaced by references to “date of such Announcement Event”, (x) the word “shall” in the second line shall be replaced with “may (and, if it would be commercially reasonable to do so, shall)”, (y) the phrase “exercise, settlement, payment or any other terms of the Transaction (including, without limitation, the spread)” shall be replaced with the phrase “Cap Price (provided that in no event shall the Cap Price be less than the Strike Price)” and the words “whether within a commercially reasonable (as determined by the Calculation Agent) period of time prior to or after the Announcement Event” shall be inserted prior to the provisions word “which” in the seventh line, and (z) for the avoidance of doubt, the Calculation Agent shall determine, in good faith and in a commercially reasonable manner, whether the relevant Announcement Event has had a material economic effect on the Transaction (and, if so, shall adjust the Cap Price accordingly to account for such economic effect in a commercially reasonable manner) on one or more occasions on or after the date of the Announcement Event up to, and including, the Expiration Date, any Early Termination Date and/or any other date of cancellation, it being understood that any adjustment in respect of an Announcement Event shall take into account any earlier adjustment relating to the same Announcement Event and shall not be duplicative with any other adjustment or cancellation valuation made pursuant to this Confirmation, the Equity Definitions or the Agreement; provided that in no event shall the Cap Price be adjusted to be less than the Strike Price (subject in all cases to clause (ii) of Section 12.6(a)(iii12.3(d) of the Equity Definitions). In making any adjustment the Calculation Agent shall take into account stock price, it will also constitute a Delisting if the Exchange is located in the United States and volatility, expected dividends, stock loan rate, liquidity relevant to the Shares are not immediately re-listedor to the Transaction, re-traded and other commercially reasonable option pricing inputs that the Calculation Agent determines in a commercially reasonable manner to be relevant, whether within a commercially reasonable (as determined by the Calculation Agent) period of time prior to or re-quoted on any after such Announcement Event. An Announcement Event shall be an “Extraordinary Event” for purposes of the New York Stock ExchangeEquity Definitions, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors); if the Shares are immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors), such exchange or quotation system shall thereafter be deemed to be the Exchange. Additional Disruption Events: Change in Law: Applicable; provided that Section 12.9(a)(ii) which Article 12 of the Equity Definitions is hereby amended by applicable. Announcement Event: (iw) replacing the word “Shares” with the phrase “Hedge Positions” An Announcement Date occurs in clause respect of a potential Merger Event (X) thereof and (ii) inserting the parenthetical “(including, for the avoidance of doubt and doubt, determined without limitationregard to the language in the definition of “Merger Event” following the definition of “Reverse Merger” therein) or Tender Offer or any transaction or event or series of transactions and/or events that, adoption if consummated, would lead to a Merger Event or promulgation Tender Offer (as determined by the Calculation Agent), (x) Counterparty, a subsidiary, affiliate, agent or representative of new regulations authorized Counterparty makes a public announcement of an intention to solicit or mandated enter into, or to explore strategic alternatives or other similar undertaking that may include a Merger Event, Tender Offer or an Acquisition Transaction, (y) there occurs a public announcement by existing statute)” at (1) any Valid Third-Party Entity in respect of the end relevant transaction, (2) Counterparty or (3) any subsidiary, affiliate, agent or representative of clause (A) thereof. Failure to Deliver: Applicable Hedging Disruption: Applicable; provided that:Counterparty, in each case, of any potential acquisition or disposition by Counterparty and/or

Dilution Adjustment Provisions. Sections 5.05(A)(i14.04(a), (iib), (iiic), (ivd) and (ve) and Section 5.05(H) 14.05 of the Indenture. Extraordinary Events applicable to the Transaction: Merger EventsEvent: Applicable; provided that notwithstanding Section 12.1(b) of the Equity Definitions, a “Merger Event” means the occurrence of any event or condition set forth in the definition of “Common Stock Change Merger Event” in Section 5.08(A14.07(a) of the Indenture. Tender OffersOffer: Applicable; provided that notwithstanding Section 12.1(d) of the Equity Definitions, a “Tender Offer” means the occurrence of any event or condition set forth in Section 5.05(A)(v14.04(e) of the Indenture. Consequences of Merger Events / Tender Offers: Notwithstanding Section 12.2 and Section 12.3 of the Equity Definitions, upon the occurrence of a Merger Event or a Tender Offer, the Calculation Agent shall make a corresponding adjustment in respect of any adjustment under the Indenture to any one or more of the nature of the Shares (in the case of a Merger Event), Strike Price, Number of Options, Option Entitlement and any other variable relevant to the exercise, settlement or payment for the TransactionTransaction (as determined by the Calculation Agent by reference to the relevant provisions of the Indenture), subject to the second paragraph under “Method of Adjustment”; provided, however, that such adjustment shall be made without regard to any adjustment to the Conversion Rate pursuant to any Excluded Provision; provided further that if, with respect to a Merger Event or a Tender Offer, (i) the consideration for the Shares includes (or, at the option of a holder of Shares, may include) shares of an entity or person that is not a corporation or is not organized under the laws of the United States, any State thereof or the District of Columbia or (ii) the Counterparty to the Transaction following such Merger Event or Tender Offer Offer, will not be a corporation and/or will either not be the Issuer or not be a wholly-owned subsidiary of Issuer whose obligations hereunder are fully and unconditionally guaranteed by Issuer following such Merger Eventcorporation, then, in either case, Cancellation and Payment (Calculation Agent Determination) may apply at Dealer’s commercially reasonable sole election. Nationalization, Insolvency or Delisting: Cancellation and Payment (Calculation Agent Determination); provided that, in addition to the provisions of Section 12.6(a)(iii) of the Equity Definitions, it will also constitute a Delisting if the Exchange is located in the United States and the Shares are not immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors); if the Shares are immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors), such exchange or quotation system shall thereafter be deemed to be the Exchange. Additional Disruption Events: Change in Law: Applicable; provided that Section 12.9(a)(ii) of the Equity Definitions is hereby amended by (i) replacing the word “Shares” with the phrase “Hedge Positions” in clause (X) thereof and (ii) inserting the parenthetical “(including, for the avoidance of doubt and without limitation, adoption or promulgation of new regulations authorized or mandated by existing statute)” at the end of clause (A) thereof. Failure to Deliver: Applicable Hedging Disruption: Applicable; provided that:

Dilution Adjustment Provisions. Sections 5.05(A)(iSection 14.04(a), (iib), (iiic), (ivd) and (ve) and Section 5.05(H) 14.05 of the Indenture. Extraordinary Events applicable to the Transaction: Merger Events: Applicable; provided that notwithstanding Section 12.1(b) of the Equity Definitions, a “Merger Event” means the occurrence of any event or condition set forth in the definition of “Common Stock Change Merger Event” in Section 5.08(A14.07(a) of the Indenture. Tender Offers: Applicable; provided that notwithstanding Section 12.1(d) of the Equity Definitions, a “Tender Offer” means the occurrence of any event or condition set forth in Section 5.05(A)(v14.04(e) of the Indenture. Consequences Consequence of Merger Events / Tender Offers: Notwithstanding Section 12.2 and Section 12.3 of the Equity Definitions, upon the occurrence of a Merger Event or a Tender Offer, the Calculation Agent shall make a corresponding adjustment in respect of any adjustment under the Indenture to any one or more of the nature of the Shares (in the case of a Merger Event), Strike Price, Number of Options, Option Entitlement and any other variable relevant to the exercise, settlement or payment for the Transaction, subject to the second paragraph under “Method of Adjustment”; provided, however, that such adjustment shall be made without regard to any adjustment to the Conversion Rate pursuant to any Excluded Provision; provided further that if, with respect to a Merger Event or a Tender Offer, (i) the consideration for the Shares includes (or, at the option of a holder of Shares, may include) shares of an entity or person that is not a corporation or is not organized under the laws of the United States, any State thereof or the District of Columbia or (ii) the Counterparty to the Transaction following such Merger Event or Tender Offer Offer, will not be a corporation and/or will either not be the Issuer or not be a wholly-owned subsidiary of Issuer whose obligations hereunder are fully and unconditionally guaranteed by Issuer following such Merger EventEvent or Tender Offer, then, in either case, then Cancellation and Payment (Calculation Agent Determination) may apply at Dealer’s commercially reasonable electionshall apply. Nationalization, Insolvency or Delisting: Cancellation and Payment (Calculation Agent Determination); provided that, in addition to the provisions of Section 12.6(a)(iii) of the Equity Definitions, it will also constitute a Delisting if the Exchange is located in the United States and the Shares are not immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors); if the Shares are immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors), such exchange or quotation system shall thereafter be deemed to be the Exchange. Additional Disruption Events: Change in Law: Applicable; provided that Section 12.9(a)(ii12.9(a)(ii)(X) of the Equity Definitions is hereby amended by (i) replacing the word “Shares” with the phrase “Hedge Positions.” in clause (X) thereof and (ii) inserting the parenthetical “(including, for the avoidance of doubt and without limitation, adoption or promulgation of new regulations authorized or mandated by existing statute)” at the end of clause (A) thereof. Failure to Deliver: Not Applicable Hedging Disruption: Applicable; provided that:that Section 12.9(b)(iii) of the Equity Definitions is hereby amended by inserting in the third line thereof, after the words “to terminate the Transaction”, the words “or a portion of the Transaction affected by such Hedging Disruption”. Hedging Party: For all applicable Additional Disruption Events, Dealer.

Dilution Adjustment Provisions. Sections 5.05(A)(i4.05(a), (iib), (iiic), (ivd) and (ve) and Section 5.05(H) 4.06 of the Indenture. Extraordinary Events applicable to the Transaction: Merger Events: Applicable; provided that notwithstanding Section 12.1(b) of the Equity Definitions, a “Merger Event” means the occurrence of any event or condition set forth in the definition of “Common Stock Change Merger Event” in Section 5.08(A4.07(a) of the Indenture. Tender Offers: Applicable; provided that notwithstanding Section 12.1(d) of the Equity Definitions, a “Tender Offer” means the occurrence of any event or condition set forth in Section 5.05(A)(v4.05(e) of the Indenture. Consequences of Merger Events / Events/Tender Offers: Notwithstanding Section 12.2 and Section 12.3 of the Equity DefinitionsDefinitions (which Section shall not apply for purposes of the Transaction except as provided in Section 9(y) below), upon the occurrence of a Merger Event or a Tender Offer, the Calculation Agent shall make a corresponding adjustment in respect of any adjustment under the Indenture to any one or more of the nature of the Shares (in the case of a Merger Event), Strike Price, Number of Options, Option Entitlement and any other variable relevant to the exercise, settlement or payment for the Transaction, subject to the second paragraph under “Method of Adjustment”; provided, however, that such adjustment shall be made without regard to any adjustment to the Conversion Rate pursuant to any Excluded Provision; provided further that if, with respect to a Merger Event or a Tender Offer, (i) the consideration for the Shares includes (or, at the option of a holder of Shares, may include) shares of an entity or person that is not a corporation or is not organized under the laws of the United States, any State thereof or the District of Columbia or (ii) the Counterparty to the Transaction following such Merger Event or Tender Offer will not be a corporation and/or will either not be organized under the Issuer laws of the United States, any State thereof or not be a wholly-owned subsidiary the District of Issuer whose obligations hereunder are fully and unconditionally guaranteed by Issuer following such Merger EventColumbia, then, in either case, Cancellation and Payment (Calculation Agent Determination) may apply at Dealer’s commercially reasonable sole election; provided further that, for the avoidance of doubt, adjustments shall be made pursuant to the provisions set forth above regardless of whether any Merger Event or Tender Offer gives rise to an Early Conversion. Nationalization, Insolvency or DelistingConsequences of Announcement Events: Cancellation and Payment (Modified Calculation Agent Determination)Adjustment as set forth in Section 12.3(d) of the Equity Definitions; provided that, in addition respect of an Announcement Event, (w) references to “Tender Offer” shall be replaced by references to “Announcement Event” and references to “Tender Offer Date” shall be replaced by references to “date of such Announcement Event”, (x) the phrase “exercise, settlement, payment or any other terms of the Transaction (including, without limitation, the spread)” shall be replaced with the phrase “Cap Price (provided that in no event shall the Cap Price be less than the Strike Price)” and (y) for the avoidance of doubt, the Calculation Agent shall determine whether the relevant Announcement Event has had a material economic effect on the Transaction (and, if so, shall adjust the Cap Price accordingly to account for such economic effect in a commercially reasonable manner) on one or more occasions on or after the date of the Announcement Event up to, and including, the Expiration Date, any Early Termination Date and/or any other date of cancellation, it being understood that any adjustment in respect of an Announcement Event shall take into account any earlier adjustment relating to the provisions of Section 12.6(a)(iii) same Announcement Event and shall not be duplicative with any other adjustment or cancellation valuation made pursuant to this Confirmation, the Equity Definitions or the Agreement; provided that in no event shall the Cap Price be adjusted to be less than the Strike Price. An Announcement Event shall be an “Extraordinary Event” for purposes of the Equity Definitions, it will also constitute a Delisting if the Exchange is located in the United States and the Shares are not immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors); if the Shares are immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors), such exchange or quotation system shall thereafter be deemed to be the Exchange. Additional Disruption Events: Change in Law: Applicable; provided that Section 12.9(a)(ii) which Article 12 of the Equity Definitions is hereby amended by (i) replacing the word “Shares” with the phrase “Hedge Positions” in clause (X) thereof and (ii) inserting the parenthetical “(including, for the avoidance of doubt and without limitation, adoption or promulgation of new regulations authorized or mandated by existing statute)” at the end of clause (A) thereof. Failure to Deliver: Applicable Hedging Disruption: Applicable; provided that:applicable.

Dilution Adjustment Provisions. Sections 5.05(A)(i), (ii), (iii), (iv) and (v) and Section 5.05(H) of the Indenture. Extraordinary Events applicable to the Transaction: Merger Events: Applicable; provided that notwithstanding Section 12.1(b) of the Equity Definitions, a “Merger Event” means the occurrence of any event or condition set forth in the definition of “Common Stock Change Event” in Section 5.08(A5.09(A) of the Indenture. Tender Offers: Applicable; provided that notwithstanding Section 12.1(d) of the Equity Definitions, a “Tender Offer” means the occurrence of any event or condition set forth in Section 5.05(A)(v) of the Indenture. Consequences of Merger Events / Tender Offers: Notwithstanding Section 12.2 and Section 12.3 of the Equity DefinitionsDefinitions (which Section shall not apply for purposes of the Transaction except as provided in Section 10(y) below), upon the occurrence of a Merger Event or a Tender Offer, the Calculation Agent shall make a corresponding adjustment in respect of any adjustment under the Indenture to any one or more of the nature of the Shares (in the case of a Merger Event), Strike Price, Number of Options, Option Entitlement and any other variable relevant to the exercise, settlement or payment for the Transaction, subject to the second paragraph under “Method of Adjustment”; provided, however, that such adjustment shall be made without regard to any adjustment to the Conversion Rate pursuant to any Excluded Provision; provided further that if, with respect to a Merger Event or a Tender Offer, (i) the consideration for the Shares includes (or, at the option of a holder of Shares, may include) shares of an entity or person that is not a corporation or is not organized under the laws of the United States, any State thereof or the District of Columbia or (ii) the Counterparty to the Transaction following such Merger Event or Tender Offer will not be a corporation and/or will either not be organized under the Issuer laws of the United States, any State thereof or not be a wholly-owned subsidiary the District of Issuer whose obligations hereunder are fully and unconditionally guaranteed by Issuer following such Merger EventColumbia, then, in either case, Cancellation and Payment (Calculation Agent Determination) may apply at Dealer’s commercially reasonable election; provided further that, for the avoidance of doubt, adjustments shall be made pursuant to the provisions set forth above regardless of whether any Merger Event or Tender Offer gives rise to an Early Conversion. Nationalization, Insolvency or DelistingConsequences of Announcement Events: Cancellation and Payment (Modified Calculation Agent Determination)Adjustment as set forth in Section 12.3(d) of the Equity Definitions; provided that, in addition respect of an Announcement Event, (x) references to “Tender Offer” shall be replaced by references to “Announcement Event” and references to “Tender Offer Date” shall be replaced by references to “date of such Announcement Event”, (y) the phrase “exercise, settlement, payment or any other terms of the Transaction (including, without limitation, the spread)” shall be replaced with the phrase “Cap Price (provided that in no event shall the Cap Price be less than the Strike Price)” and the words “whether within a commercially reasonable (as determined by the Calculation Agent) period of time prior to or after the Announcement Event” shall be inserted prior to the provisions word “which” in the seventh line, and (z) for the avoidance of Section 12.6(a)(iiidoubt, the Calculation Agent shall determine, in good faith and in a commercially reasonable manner, whether the relevant Announcement Event has had a material economic effect on the Transaction (and, if so, shall adjust the Cap Price accordingly to account for such economic effect in a commercially reasonable manner) on one or more occasions on or after the date of the Announcement Event up to, and including, the Expiration Date, any Early Termination Date and/or any other date of cancellation, it being understood that any adjustment in respect of an Announcement Event shall take into account any earlier adjustment relating to the same Announcement Event and shall not be duplicative with any other adjustment or cancellation valuation made pursuant to this Confirmation, the Equity Definitions or the Agreement; provided that in no event shall the Cap Price be adjusted to be less than the Strike Price. In making any adjustment the Calculation Agent shall take into account stock price, volatility, expected dividends, stock loan rate, liquidity relevant to the Shares or to the Transaction, and other commercially reasonable option pricing inputs that the Calculation Agent determines in a commercially reasonable manner to be relevant, whether within a commercially reasonable (as determined by the Calculation Agent) period of time prior to or after such Announcement Event. An Announcement Event shall be an “Extraordinary Event” for purposes of the Equity Definitions, it will also constitute a Delisting if the Exchange is located in the United States and the Shares are not immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors); if the Shares are immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors), such exchange or quotation system shall thereafter be deemed to be the Exchange. Additional Disruption Events: Change in Law: Applicable; provided that Section 12.9(a)(ii) which Article 12 of the Equity Definitions is hereby amended by (i) replacing the word “Shares” with the phrase “Hedge Positions” in clause (X) thereof and (ii) inserting the parenthetical “(including, for the avoidance of doubt and without limitation, adoption or promulgation of new regulations authorized or mandated by existing statute)” at the end of clause (A) thereof. Failure to Deliver: Applicable Hedging Disruption: Applicable; provided that:applicable.

Dilution Adjustment Provisions. Sections 5.05(A)(i), (iiA)(ii), (iiiA)(iii), (ivA)(iv) and (vA)(v) and Section 5.05(H5.05(G) of the Indenture. Extraordinary Events applicable to the Transaction: Merger Events: Applicable; provided that notwithstanding Section 12.1(b) of the Equity Definitions, a “Merger Event” means the occurrence of any event or condition set forth in the definition of “Common Stock Change Event” in Section 5.08(A) 5.09 of the Indenture. Tender Offers: Applicable; provided that notwithstanding Section 12.1(d) of the Equity Definitions, a “Tender Offer” means the occurrence of any event or condition set forth in Section 5.05(A)(v) of the Indenture. Consequences of Merger Events / Events/ Tender Offers: Notwithstanding Section 12.2 and Section 12.3 of the Equity Definitions, upon the occurrence of a Merger Event or a Tender Offer, the Calculation Agent shall make a corresponding adjustment in respect of any adjustment under the Indenture to any one or more of the nature of the Shares (in the case of a Merger Event), Strike Price, Number of Options, Option Entitlement and any other variable relevant to the exercise, settlement or payment for the Transaction, subject to the second paragraph under “Method of Adjustment”; provided, however, that such adjustment shall be made without regard to any adjustment to the Conversion Rate pursuant to any Excluded Provision; provided further that if, if with respect to a any Merger Event or a any Tender Offer, (iA) the consideration for the Shares includes (or, at the option of a holder of Shares, may include) shares of an entity or person that is not either (1) neither a corporation nor an entity that is treated as a corporation for U.S. federal income tax purposes or is (2) not organized under the laws of the United States, any State thereof or the District of Columbia or (iiB) the Counterparty to the Transaction following such Merger Event or Tender Offer will not be either a corporation and/or or an entity that is treated as a corporation for U.S. federal income tax purposes or will either not be organized under the Issuer laws of the United States, any State thereof or not be a wholly-owned subsidiary the District of Issuer whose obligations hereunder are fully and unconditionally guaranteed by Issuer following such Merger Event, Columbia then, in the case of either caseclause (A) or clause (B), Cancellation and Payment (Calculation Agent Determination) may apply at Dealer’s commercially reasonable election; provided further that, for the avoidance of doubt, adjustments shall be made pursuant to the provisions set forth above regardless of whether any Merger Event or Tender Offer gives rise to an Early Conversion. Nationalization, Insolvency or DelistingConsequences of Announcement Events: Cancellation and Payment (Modified Calculation Agent Determination)Adjustment as set forth in Section 12.3(d) of the Equity Definitions; provided that, in addition respect of an Announcement Event, (x) references to “Tender Offer” shall be replaced by references to “Announcement Event” and references to “Tender Offer Date” shall be replaced by references to “date of such Announcement Event”, (y) the phrase “exercise, settlement, payment or any other terms of the Transaction (including, without limitation, the spread)” shall be replaced with the phrase “Cap Price (provided that in no event shall the Cap Price be less than the Strike Price)”, and (z) for the avoidance of doubt, the Calculation Agent shall determine whether the relevant Announcement Event has had an economic effect on the Transaction (the terms of which include, among other terms, the Strike Price and Cap Price) (and, if so, shall adjust the Cap Price accordingly) on one or more occasions on or after the date of the Announcement Event up to, and including, the Expiration Date, any Early Termination Date and/or any other date of cancellation, it being understood that any adjustment in respect of an Announcement Event shall take into account any earlier adjustment relating to the provisions of Section 12.6(a)(iii) same Announcement Event. An Announcement Event shall be an “Extraordinary Event” for purposes of the Equity Definitions, it will also constitute a Delisting if the Exchange is located in the United States and the Shares are not immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors); if the Shares are immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors), such exchange or quotation system shall thereafter be deemed to be the Exchange. Additional Disruption Events: Change in Law: Applicable; provided that Section 12.9(a)(ii) which Article 12 of the Equity Definitions is hereby amended by (i) replacing the word “Shares” with the phrase “Hedge Positions” in clause (X) thereof and (ii) inserting the parenthetical “(including, for the avoidance of doubt and without limitation, adoption or promulgation of new regulations authorized or mandated by existing statute)” at the end of clause (A) thereof. Failure to Deliver: Applicable Hedging Disruption: Applicable; provided that:applicable.

Dilution Adjustment Provisions. Sections 5.05(A)(i), (iiA)(ii), (iiiA)(iii), (ivA)(iv) and (vA)(v) and Section 5.05(H5.05(G) of the Indenture. Extraordinary Events applicable to the Transaction: Merger Events: Applicable; provided that notwithstanding Section 12.1(b) of the Equity Definitions, a “Merger Event” means the occurrence of any event or condition set forth in the definition of “Common Stock Change Event” in Section 5.08(A) 5.09 of the Indenture. Tender Offers: Applicable; provided that notwithstanding Section 12.1(d) of the Equity Definitions, a “Tender Offer” means the occurrence of any event or condition set forth in Section 5.05(A)(v) of the Indenture. Consequences of Merger Events / Events/ Tender Offers: Notwithstanding Section 12.2 and Section 12.3 of the Equity Definitions, upon the occurrence of a Merger Event or a Tender Offer, the Calculation Agent shall make a corresponding adjustment in respect of any adjustment under the Indenture to any one or more of the nature of the Shares (in the case of a Merger Event), Strike Price, Number of Options, Option Entitlement and any other variable relevant to the exercise, settlement or payment for the Transaction, subject to the second paragraph under “Method of Adjustment”; provided, however, that such adjustment shall be made without regard to any adjustment to the Conversion Rate pursuant to any Excluded Provision; provided further that if, if (x) with respect to a any Merger Event or a any Tender Offer, (iA) the consideration for the Shares includes (or, at the option of a holder of Shares, may include) shares of an entity or person that is not either (1) neither a corporation nor an entity that is treated as a corporation for U.S. federal income tax purposes or is (2) not organized under the laws of the United States, any State thereof or the District of Columbia or (iiB) the Counterparty to the Transaction following such Merger Event or Tender Offer will not be either a corporation and/or or an entity that is treated as a corporation for U.S. federal income tax purposes or will either not be organized under the Issuer laws of the United States, any State thereof or not be a wholly-owned subsidiary the District of Issuer whose obligations hereunder are fully and unconditionally guaranteed by Issuer following such Merger Event, Columbia then, in the case of either caseclause (x) or clause (y), Cancellation and Payment (Calculation Agent Determination) may apply at Dealer’s commercially reasonable election; provided further that, for the avoidance of doubt, adjustments shall be made pursuant to the provisions set forth above regardless of whether any Merger Event or Tender Offer gives rise to an Early Conversion. Nationalization, Insolvency or DelistingConsequences of Announcement Events: Cancellation and Payment (Modified Calculation Agent Determination)Adjustment as set forth in Section 12.3(d) of the Equity Definitions; provided that, in addition respect of an Announcement Event, (x) references to “Tender Offer” shall be replaced by references to “Announcement Event” and references to “Tender Offer Date” shall be replaced by references to “date of such Announcement Event”, (y) the phrase “exercise, settlement, payment or any other terms of the Transaction (including, without limitation, the spread)” shall be replaced with the phrase “Cap Price (provided that in no event shall the Cap Price be less than the Strike Price)”, and (z) for the avoidance of doubt, the Calculation Agent shall determine whether the relevant Announcement Event has had an economic effect on the Transaction (the terms of which include, among other terms, the Strike Price and Cap Price) (and, if so, shall adjust the Cap Price accordingly) on one or more occasions on or after the date of the Announcement Event up to, and including, the Expiration Date, any Early Termination Date and/or any other date of cancellation, it being understood that any adjustment in respect of an Announcement Event shall take into account any earlier adjustment relating to the provisions of Section 12.6(a)(iii) same Announcement Event. An Announcement Event shall be an “Extraordinary Event” for purposes of the Equity Definitions, it will also constitute a Delisting if the Exchange is located in the United States and the Shares are not immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors); if the Shares are immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors), such exchange or quotation system shall thereafter be deemed to be the Exchange. Additional Disruption Events: Change in Law: Applicable; provided that Section 12.9(a)(ii) which Article 12 of the Equity Definitions is hereby amended by (i) replacing the word “Shares” with the phrase “Hedge Positions” in clause (X) thereof and (ii) inserting the parenthetical “(including, for the avoidance of doubt and without limitation, adoption or promulgation of new regulations authorized or mandated by existing statute)” at the end of clause (A) thereof. Failure to Deliver: Applicable Hedging Disruption: Applicable; provided that:applicable.

Dilution Adjustment Provisions. Sections 5.05(A)(i4.05(a), (iib), (iiic), (ivd) and (ve) and Section 5.05(H) 4.06 of the Indenture. Extraordinary Events applicable to the Transaction: Merger Events: Applicable; provided that notwithstanding Section 12.1(b) of the Equity Definitions, a “Merger Event” means the occurrence of any event or condition set forth in the definition of “Common Stock Change Merger Event” in Section 5.08(A4.07(a) of the Indenture. Tender Offers: Applicable; provided that notwithstanding Section 12.1(d) of the Equity Definitions, a “Tender Offer” means the occurrence of any event or condition set forth in Section 5.05(A)(v4.05(e) of the Indenture. Consequences of Merger Events / Tender Offers: Notwithstanding Section 12.2 and Section 12.3 of the Equity DefinitionsDefinitions (which Section shall not apply for purposes of the Transaction except as provided in “Consequences of Announcement Events” below), upon the occurrence of a Merger Event or a Tender Offer, the Calculation Agent shall make a corresponding adjustment in respect of any adjustment under the Indenture to any one or more of the nature of the Shares (in the case of a Merger Event), Strike Price, Number of Options, Option Entitlement and any other variable relevant to the exercise, settlement or payment for the TransactionTransaction to the extent that an analogous adjustment is required to be made pursuant to the Indenture in respect of such Merger Event or Tender Offer, subject to the second paragraph under “Method of Adjustment”; provided, however, that such adjustment shall be made without regard to any adjustment to the Conversion Rate pursuant to any Excluded Provision; provided further that if, with respect to a Merger Event or a Tender Offer, (i) the consideration for the Shares includes (or, at the option of a holder of Shares, may include) shares of an entity or person that is not a corporation or is not organized under the laws of the United States, any State thereof or the District of Columbia or (ii) the Counterparty to the Transaction following such Merger Event or Tender Offer will not be a corporation and/or will either not be organized under the Issuer laws of the United States, any State thereof or not be a wholly-owned subsidiary the District of Issuer whose obligations hereunder are fully and unconditionally guaranteed by Issuer following such Merger EventColumbia, then, in either case, Cancellation and Payment (Calculation Agent Determination) may apply at Dealer’s commercially reasonable election; provided further that, for the avoidance of doubt, adjustments shall be made pursuant to the provisions set forth above regardless of whether any Merger Event or Tender Offer gives rise to an Early Conversion. Nationalization, Insolvency or DelistingConsequences of Announcement Events: Cancellation and Payment (Modified Calculation Agent Determination)Adjustment as set forth in Section 12.3(d) of the Equity Definitions; provided that, in addition respect of an Announcement Event, (x) references in such Section 12.3(d) to “Tender Offer” shall be replaced by references to “Announcement Event” and references in such Section 12.3(d) to “Tender Offer Date” shall be replaced by references to “date of such Announcement Event”, (y) the phrase “exercise, settlement, payment or any other terms of the Transaction (including, without limitation, the spread)” in such Section 12.3(d) shall be replaced with the phrase “Cap Price (provided that in no event shall the Cap Price be less than the Strike Price)” and the words “whether within a commercially reasonable (as determined by the Calculation Agent) period of time prior to or after the Announcement Event” shall be inserted prior to the provisions word “which” in the seventh line of such Section 12.6(a)(iii12.3(d), and (z) for the avoidance of doubt, the Calculation Agent shall determine whether the relevant Announcement Event has had a material economic effect on the Transaction (and, if so, shall adjust the Cap Price accordingly to account for such economic effect in a commercially reasonable manner) on one or more occasions on or after the date of the Announcement Event up to, and including, the Expiration Date, any Early Termination Date and/or any other date of cancellation, it being understood that any adjustment in respect of an Announcement Event shall take into account any earlier adjustment relating to the same Announcement Event and shall not be duplicative with any other adjustment or cancellation valuation made pursuant to this Confirmation, the Equity Definitions or the Agreement; provided that in no event shall the Cap Price be adjusted to be less than the Strike Price. An Announcement Event shall be an “Extraordinary Event” for purposes of the Equity Definitions, it will also constitute a Delisting if the Exchange is located in the United States and the Shares are not immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors); if the Shares are immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors), such exchange or quotation system shall thereafter be deemed to be the Exchange. Additional Disruption Events: Change in Law: Applicable; provided that Section 12.9(a)(ii) which Article 12 of the Equity Definitions is hereby amended by (i) replacing the word “Shares” with the phrase “Hedge Positions” in clause (X) thereof and (ii) inserting the parenthetical “(including, for the avoidance of doubt and without limitation, adoption or promulgation of new regulations authorized or mandated by existing statute)” at the end of clause (A) thereof. Failure to Deliver: Applicable Hedging Disruption: Applicable; provided that:applicable.

Dilution Adjustment Provisions. Sections 5.05(A)(i), (ii), (iii), (iv) ), and (v) and Section 5.05(H) of the Indenture. Extraordinary Events applicable to the Transaction: Merger Events: Applicable; provided that notwithstanding Section 12.1(b) of the Equity Definitions, a “Merger Event” means the occurrence of any event or condition set forth in the definition of “Common Stock Change Event” in Section 5.08(A) 5.09 of the Indenture. Tender Offers: Applicable; provided that notwithstanding Section 12.1(d) of the Equity Definitions, a “Tender Offer” means the occurrence of any event or condition set forth in Section 5.05(A)(v) of the Indenture. Consequences of Merger Events / Tender Offers: Notwithstanding Section 12.2 and Section 12.3 of the Equity DefinitionsDefinitions (which Section shall not apply for purposes of the Transaction), upon the occurrence of a Merger Event or a Tender Offer, the Calculation Agent shall make a corresponding adjustment in good faith and in a commercially reasonable manner in respect of any adjustment under the Indenture to any one or more of the nature of the Shares (in the case of a Merger Event), Strike Price, Number of Options, Option Entitlement and any other variable relevant to the exercise, settlement or payment for the Transaction, subject to the second paragraph under “Method of Adjustment”; provided, however, that such adjustment shall be made without regard to any adjustment to the Conversion Rate pursuant to any Excluded Provision; provided further that if, if with respect to a any Merger Event or a any Tender Offer, (iA) the consideration for the Shares includes (or, at the option of a holder of Shares, may include) shares of an entity or person that is not a corporation or is not organized under the laws of the United States, any State thereof or the District of Columbia or (iiB) the Counterparty to the Transaction following such Merger Event or Tender Offer will not be a corporation and/or will either not be organized under the Issuer laws of the United States, any State thereof or not be a wholly-owned subsidiary the District of Issuer whose obligations hereunder are fully and unconditionally guaranteed by Issuer following such Merger EventColumbia, then, in either case, Cancellation and Payment (Calculation Agent Determination) may apply at Dealer’s commercially reasonable election. Nationalization, Insolvency or Delisting: Cancellation and Payment (Calculation Agent Determination); provided that, election made in addition to the provisions of Section 12.6(a)(iii) of the Equity Definitions, it will also constitute a Delisting if the Exchange is located in the United States and the Shares are not immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors); if the Shares are immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors), such exchange or quotation system shall thereafter be deemed to be the Exchange. Additional Disruption Events: Change in Law: Applicable; provided that Section 12.9(a)(ii) of the Equity Definitions is hereby amended by (i) replacing the word “Shares” with the phrase “Hedge Positions” in clause (X) thereof and (ii) inserting the parenthetical “(including, for the avoidance of doubt and without limitation, adoption or promulgation of new regulations authorized or mandated by existing statute)” at the end of clause (A) thereof. Failure to Deliver: Applicable Hedging Disruption: Applicable; provided that:good faith.

Dilution Adjustment Provisions. Sections 5.05(A)(i), (ii), (iii), (iv) and (v) and Section 5.05(H) of the Indenture. Extraordinary Events applicable to the Transaction: Merger Events: Applicable; provided that notwithstanding Section 12.1(b) of the Equity Definitions, a “Merger Event” means the occurrence of any event or condition set forth in the definition of “Common Stock Change Event” in Section 5.08(A) 5.09 of the Indenture. Tender Offers: Applicable; provided that notwithstanding Section 12.1(d) of the Equity Definitions, a “Tender Offer” means the occurrence of any event or condition set forth in Section 5.05(A)(v) of the Indenture. Consequences of Merger Events / Events/ Tender Offers: Notwithstanding Section 12.2 and Section 12.3 of the Equity Definitions, upon the occurrence of a Merger Event or a Tender Offer, the Calculation Agent shall make a corresponding adjustment in respect of any adjustment under the Indenture to any one or more of the nature of the Shares (in the case of a Merger Event), Strike Price, Number of Options, Option Entitlement and any other variable relevant to the exercise, settlement or payment for the Transaction, subject to the second paragraph under “Method of Adjustment”; provided, however, that such adjustment shall be made without regard to any adjustment to the Conversion Rate pursuant to any Excluded Provision; provided further that if, with respect to a Merger Event or a Tender Offer, (i) the consideration for the Shares includes (or, at the option of a holder of Shares, may include) shares of an entity or person that is not a corporation or is not organized under the laws of the United States, any State thereof or the District of Columbia or (ii) the Counterparty to the Transaction following such Merger Event or Tender Offer will not be a corporation and/or will either not be organized under the Issuer laws of the United States, any State thereof or not be a wholly-owned subsidiary the District of Issuer whose obligations hereunder are fully and unconditionally guaranteed by Issuer following such Merger EventColumbia, then, in either case, Cancellation and Payment (Calculation Agent Determination) may apply at Dealer’s commercially reasonable election; provided further that, for the avoidance of doubt, adjustments shall be made pursuant to the provisions set forth above regardless of whether any Merger Event or Tender Offer gives rise to an Early Conversion. Nationalization, Insolvency or DelistingConsequences of Announcement Events: Cancellation and Payment (Modified Calculation Agent Determination)Adjustment as set forth in Section 12.3(d) of the Equity Definitions; provided that, in addition respect of an Announcement Event, (x) references to “Tender Offer” shall be replaced by references to “Announcement Event” and references to “Tender Offer Date” shall be replaced by references to “date of such Announcement Event”, (y) the phrase “exercise, settlement, payment or any other terms of the Transaction (including, without limitation, the spread)” shall be replaced with the phrase “Cap Price (provided that in no event shall the Cap Price be less than the Strike Price)”, and (z) for the avoidance of doubt, the Calculation Agent shall, in good faith and in a commercially reasonable manner, determine whether the relevant Announcement Event has had an economic effect on the Transaction (and, if so, shall adjust the Cap Price accordingly) on one or more occasions on or after the date of the Announcement Event up to, and including, the Expiration Date, any Early Termination Date and/or any other date of cancellation, it being understood that (i) any adjustment in respect of an Announcement Event shall take into account any earlier adjustment relating to the provisions of Section 12.6(a)(iiisame Announcement Event and (ii) in making any adjustment the Calculation Agent shall take into account volatility, liquidity or other factors before and after such Announcement Event. An Announcement Event shall be an “Extraordinary Event” for purposes of the Equity Definitions, it will also constitute a Delisting if the Exchange is located in the United States and the Shares are not immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors); if the Shares are immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors), such exchange or quotation system shall thereafter be deemed to be the Exchange. Additional Disruption Events: Change in Law: Applicable; provided that Section 12.9(a)(ii) which Article 12 of the Equity Definitions is hereby amended by applicable. Announcement Event: (i) replacing The public announcement by any entity of (x) any transaction or event that, if completed, would constitute a Merger Event or Tender Offer, (y) any potential acquisition or disposition by Issuer and/or its subsidiaries where the word aggregate consideration exceeds 30% of the market capitalization of Issuer as of the date of such announcement (an “Shares” with Acquisition Transaction”) or (z) the phrase “Hedge Positions” intention to enter into a Merger Event or Tender Offer or an Acquisition Transaction, (ii) the public announcement by Issuer of an intention to solicit or enter into, or to explore strategic alternatives or other similar undertaking that may include, a Merger Event or Tender Offer or an Acquisition Transaction or (iii) any subsequent public announcement by any entity of a change to a transaction or intention that is the subject of an announcement of the type described in clause (Xi) thereof and or (ii) inserting the parenthetical “of this sentence (including, for the avoidance of doubt and without limitation, adoption a new announcement, whether or promulgation of new regulations authorized not by the same party, relating to such a transaction or mandated by existing statute)” at the end of clause (A) thereof. Failure to Deliver: Applicable Hedging Disruption: Applicable; provided that:intention or the

Dilution Adjustment Provisions. Sections 5.05(A)(i), (ii), (iii), (iv) and (v) and Section 5.05(H) of the Indenture. Extraordinary Events applicable to the Transaction: Merger Events: Applicable; provided that notwithstanding Section 12.1(b) of the Equity Definitions, a “Merger Event” means the occurrence of any event or condition set forth in the definition of “Common Stock Change Event” in Section 5.08(A5.09(A) of the Indenture. Tender Offers: Applicable; provided that notwithstanding Section 12.1(d) of the Equity Definitions, a “Tender Offer” means the occurrence of any event or condition set forth in Section 5.05(A)(v) of the Indenture. Consequences of Merger Events / Tender Offers: Notwithstanding Section 12.2 and Section 12.3 of the Equity DefinitionsDefinitions (which Section shall not apply for purposes of the Transaction except as provided in Section 10(y) below), upon the occurrence of a Merger Event or a Tender Offer, the Calculation Agent shall make a corresponding adjustment in respect of any adjustment under the Indenture to any one or more of the nature of the Shares (in the case of a Merger Event), Strike Price, Number of Options, Option Entitlement and any other variable relevant to the exercise, settlement or payment for the Transaction, subject to the second paragraph under “Method of Adjustment”; provided, however, that such adjustment shall be made without regard to any adjustment to the Conversion Rate pursuant to any Excluded Provision; provided further that if, with respect to a Merger Event or a Tender Offer, (i) the consideration for the Shares includes (or, at the option of a holder of Shares, may include) shares of an entity or person that is not a corporation or is not organized under the laws of the United States, any State thereof or the District of Columbia or (ii) the Counterparty to the Transaction following such Merger Event or Tender Offer will not be a corporation and/or will either not be organized under the Issuer laws of the United States, any State thereof or not be a wholly-owned subsidiary the District of Issuer whose obligations hereunder are fully and unconditionally guaranteed by Issuer following such Merger EventColumbia, then, in either case, Cancellation and Payment (Calculation Agent Determination) may apply at Dealer’s commercially reasonable election; provided further that, for the avoidance of doubt, adjustments shall be made pursuant to the provisions set forth above regardless of whether any Merger Event or Tender Offer gives rise to an Early Conversion. Nationalization, Insolvency or DelistingConsequences of Announcement Events: Cancellation and Payment (Modified Calculation Agent Determination)Adjustment as set forth in Section 12.3(d) of the Equity Definitions; provided that, in addition respect of an Announcement Event, (w) references to “Tender Offer” shall be replaced by references to “Announcement Event” and references to “Tender Offer Date” shall be replaced by references to “date of such Announcement Event”, (x) the word “shall” in the second line shall be replaced with “may (and, if it would be commercially reasonable to do so, shall)”, (y) the phrase “exercise, settlement, payment or any other terms of the Transaction (including, without limitation, the spread)” shall be replaced with the phrase “Cap Price (provided that in no event shall the Cap Price be less than the Strike Price)” and the words “whether within a commercially reasonable (as determined by the Calculation Agent) period of time prior to or after the Announcement Event” shall be inserted prior to the provisions word “which” in the seventh line, and (z) for the avoidance of Section 12.6(a)(iiidoubt, the Calculation Agent shall determine, in good faith and in a commercially reasonable manner, whether the relevant Announcement Event has had a material economic effect on the Transaction (and, if so, shall adjust the Cap Price accordingly to account for such economic effect in a commercially reasonable manner) on one or more occasions on or after the date of the Announcement Event up to, and including, the Expiration Date, any Early Termination Date and/or any other date of cancellation, it being understood that any adjustment in respect of an Announcement Event shall take into account any earlier adjustment relating to the same Announcement Event and shall not be duplicative with any other adjustment or cancellation valuation made pursuant to this Confirmation, the Equity Definitions or the Agreement; provided that in no event shall the Cap Price be adjusted to be less than the Strike Price. In making any adjustment the Calculation Agent shall take into account stock price, volatility, expected dividends, stock loan rate, liquidity relevant to the Shares or to the Transaction, and other commercially reasonable option pricing inputs that the Calculation Agent determines in a commercially reasonable manner to be relevant, whether within a commercially reasonable (as determined by the Calculation Agent) period of time prior to or after such Announcement Event. An Announcement Event shall be an “Extraordinary Event” for purposes of the Equity Definitions, it will also constitute a Delisting if the Exchange is located in the United States and the Shares are not immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors); if the Shares are immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors), such exchange or quotation system shall thereafter be deemed to be the Exchange. Additional Disruption Events: Change in Law: Applicable; provided that Section 12.9(a)(ii) which Article 12 of the Equity Definitions is hereby amended by (i) replacing the word “Shares” with the phrase “Hedge Positions” in clause (X) thereof and (ii) inserting the parenthetical “(including, for the avoidance of doubt and without limitation, adoption or promulgation of new regulations authorized or mandated by existing statute)” at the end of clause (A) thereof. Failure to Deliver: Applicable Hedging Disruption: Applicable; provided that:applicable.

Dilution Adjustment Provisions. Sections 5.05(A)(i[5.05(A)][(i), (ii), (iii), (iv) and (v) )] and Section [5.05(H) )] of the Indenture. Extraordinary Events applicable to the Transaction: Merger Events: Applicable; provided that notwithstanding Section 12.1(b) of the Equity Definitions, a “Merger Event” means the occurrence of any event or condition set forth [in the definition of “Common Stock Change Event” ”] in Section 5.08(A) [5.09(A)] of the Indenture. Tender Offers: Applicable; provided that notwithstanding Section 12.1(d) of the Equity Definitions, a “Tender Offer” means the occurrence of any event or condition set forth in Section [5.05(A)(v) )] of the Indenture. Consequences of Merger Events / Tender Offers: Notwithstanding Section 12.2 and Section 12.3 of the Equity DefinitionsDefinitions (which Section shall not apply for purposes of the Transaction except as provided in Section 10(y) below), upon the occurrence of a Merger Event or a Tender Offer, the Calculation Agent shall make a corresponding adjustment in respect of any adjustment under the Indenture to any one or more of the nature of the Shares (in the case of a Merger Event), Strike Price, Number of Options, Option Entitlement and any other variable relevant to the exercise, settlement or payment for the Transaction, subject to the second paragraph under “Method of Adjustment”; provided, however, that such adjustment shall be made without regard to any adjustment to the “Conversion Rate Rate” (as defined in the Indenture) pursuant to any Excluded Provision; provided further that if, with respect to a Merger Event or a Tender Offer, (i) the consideration for the Shares includes (or, at the option of a holder of Shares, may include) shares of an entity or person that is not a corporation or is not organized under the laws of the United States, any State thereof or the District of Columbia or (ii) the Counterparty to the Transaction following such Merger Event or Tender Offer will not be a corporation and/or will either not be organized under the Issuer laws of the United States, any State thereof or not be a wholly-owned subsidiary the District of Issuer whose obligations hereunder are fully and unconditionally guaranteed by Issuer following such Merger EventColumbia, then, in either case, Cancellation and Payment (Calculation Agent Determination) may apply at Dealer’s commercially reasonable election; provided further that, for the avoidance of doubt, adjustments shall be made pursuant to the provisions set forth above regardless of whether any Merger Event or Tender Offer gives rise to an Early Conversion. Nationalization, Insolvency or DelistingConsequences of Announcement Events: Cancellation and Payment (Modified Calculation Agent Determination)Adjustment as set forth in Section 12.3(d) of the Equity Definitions; provided that, in addition respect of an Announcement Event, (w) references to “Tender Offer” shall be replaced by references to “Announcement Event” and references to “Tender Offer Date” shall be replaced by references to “date of such Announcement Event”, (x) the word “shall” in the second line shall be replaced with “may (and, if it would be commercially reasonable to do so, shall)”, (y) the phrase “exercise, settlement, payment or any other terms of the Transaction (including, without limitation, the spread)” shall be replaced with the phrase “Cap Price (provided that in no event shall the Cap Price be less than the Strike Price)” and the words “whether within a commercially reasonable (as determined by the Calculation Agent) period of time prior to or after the Announcement Event” shall be inserted prior to the provisions word “which” in the seventh line, and (z) for the avoidance of doubt, the Calculation Agent shall determine, in good faith and in a commercially reasonable manner, whether the relevant Announcement Event has had a material economic effect on the Transaction (and, if so, shall adjust the Cap Price accordingly to account for such economic effect in a commercially reasonable manner) on one or more occasions on or after the date of the Announcement Event up to, and including, the Expiration Date, any Early Termination Date and/or any other date of cancellation, it being understood that any adjustment in respect of an Announcement Event shall take into account any earlier adjustment relating to the same Announcement Event and shall not be duplicative with any other adjustment or cancellation valuation made pursuant to this Confirmation, the Equity Definitions or the Agreement; provided that in no event shall the Cap Price be adjusted to be less than the Strike Price (subject in all cases to clause (ii) of Section 12.6(a)(iii12.3(d) of the Equity Definitions). In making any adjustment the Calculation Agent shall take into account stock price, it will also constitute a Delisting if the Exchange is located in the United States and volatility, expected dividends, stock loan rate, liquidity relevant to the Shares are not immediately re-listedor to the Transaction, re-traded and other commercially reasonable option pricing inputs that the Calculation Agent determines in a commercially reasonable manner to be relevant, whether within a commercially reasonable (as determined by the Calculation Agent) period of time prior to or re-quoted on any after such Announcement Event. An Announcement Event shall be an “Extraordinary Event” for purposes of the New York Stock ExchangeEquity Definitions, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors); if the Shares are immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors), such exchange or quotation system shall thereafter be deemed to be the Exchange. Additional Disruption Events: Change in Law: Applicable; provided that Section 12.9(a)(ii) which Article 12 of the Equity Definitions is hereby amended by (i) replacing the word “Shares” with the phrase “Hedge Positions” in clause (X) thereof and (ii) inserting the parenthetical “(including, for the avoidance of doubt and without limitation, adoption or promulgation of new regulations authorized or mandated by existing statute)” at the end of clause (A) thereof. Failure to Deliver: Applicable Hedging Disruption: Applicable; provided that:applicable.

Dilution Adjustment Provisions. Sections 5.05(A)(i12.04(a), (iib), (iiic), (ivd) and (ve) and Section 5.05(H) 12.05 of the Supplemental Indenture. Extraordinary Events applicable to the Transaction: Merger Events: Applicable; provided that that, notwithstanding Section 12.1(b) of the Equity Definitions, a “Merger Event” means the occurrence of any event or condition set forth in the definition of “Common Stock Change Merger Event” in Section 5.08(A12.07(a) of the Supplemental Indenture. Tender Offers: Applicable; provided that that, notwithstanding Section 12.1(d) of the Equity Definitions, a “Tender Offer” means the occurrence of any event or condition set forth in Section 5.05(A)(v12.04(e) of the Supplemental Indenture. Consequences of Merger Events / Tender Offers: Notwithstanding Section 12.2 and Section 12.3 of the Equity Definitions, upon the occurrence of a Merger Event or a Tender OfferOffer that is required under the terms of the Indenture to result in an adjustment to the terms of the Convertible Notes, the Calculation Agent shall make a corresponding an adjustment in respect determined by reference to the relevant provisions of any adjustment under the Indenture to any one or more of the nature of the Shares (in the case of a Merger Event), Strike Price, Number of Options, and/or Option Entitlement and any other variable relevant to the exercise, settlement or payment for the Transaction, subject to the second paragraph under “Method of Adjustment”Entitlement; provided, however, that such adjustment shall be made without regard to any adjustment to the “Conversion Rate Rate” (as defined in the Supplemental Indenture) pursuant to any Excluded Provision; provided further that, notwithstanding the foregoing, if the Calculation Agent in good faith disagrees with any adjustment to the Convertible Notes that involves an exercise of discretion by Counterparty or its board of directors (including, without limitation, pursuant to Section 12.07 of the Supplemental Indenture), then the Calculation Agent will determine the adjustment to be made to any one or more of the nature of the Shares, Strike Price, Number of Options, and/or Option Entitlement in good faith and in a commercially reasonable manner; provided further that if, with respect to a Merger Event or a Tender Offer, (i) the consideration for the Shares includes (or, at the option of a holder of Shares, may include) shares of an entity or person that is not a corporation or is not organized under the laws of the United States, any State thereof or the District of Columbia or (ii) the Counterparty to the Transaction following such Merger Event or Tender Offer will not be a corporation and/or or will either not be the Issuer or not be a wholly-owned subsidiary of Issuer whose obligations hereunder are fully and unconditionally guaranteed by Issuer following such Merger EventEvent or Tender Offer, thenthen Dealer, in either caseits sole discretion, may elect for Cancellation and Payment (Calculation Agent Determination) may apply at Dealer’s commercially reasonable electionto apply. Nationalization, Insolvency or Delisting: Cancellation and Payment (Calculation Agent Determination); provided that, in addition to the provisions of Section 12.6(a)(iii) of the Equity Definitions, it will also constitute a Delisting if the Exchange is located in the United States and the Shares are not immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors); if the Shares are immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors), such exchange or quotation system shall thereafter be deemed to be the Exchange. Additional Disruption Events: Change in Law: Applicable; provided that (i) Section 12.9(a)(ii) of the Equity Definitions is hereby amended by (i) replacing the parenthetical beginning after the word “Sharesregulation” in the second line thereof with the phrase “Hedge Positions” in clause (X) thereof and (ii) inserting the parenthetical words “(including, for the avoidance of doubt and without limitation, (x) any tax law or (y) adoption or promulgation of new regulations authorized or mandated by existing statute)”, (ii) Section 12.9(a)(ii)(X) of the Equity Definitions is hereby amended by replacing the word “Shares” at with the end phrase “Hedge Positions”, (iii) Section 12.9(a)(ii)(X) of clause the Equity Definitions is hereby amended by immediately following the word “Transaction”, adding the phrase “in the manner contemplated by the Hedging Party on the Trade Date” and (Aiv) thereofSection 12.9(a)(ii)(Y) of the Equity Definitions is hereby amended by replacing the parenthetical beginning after the word “Transaction” with the words “(including, without limitation, due to any increase in tax liability, decrease in tax benefit or other adverse effect on its tax position, imposition or increase of amount of capital required by it or any entity controlling it, or imposition or increase of amount of collateral required or expected to be maintained)”. Failure to Deliver: Applicable Hedging Disruption: Applicable; provided that:

Dilution Adjustment Provisions. Sections 5.05(A)(i), (ii), (iii), (iv) and (v) and Section 5.05(H) of the Indenture. Extraordinary Events applicable to the Transaction: Merger Events: Applicable; provided that notwithstanding Section 12.1(b) of the Equity Definitions, a “Merger Event” means the occurrence of any event or condition set forth in the definition of “Common Stock Share Change Event” in Section 5.08(A5.09(A) of the Indenture. Tender Offers: Applicable; provided that notwithstanding Section 12.1(d) of the Equity Definitions, a “Tender Offer” means the occurrence of any event or condition set forth in Section 5.05(A)(v) of the Indenture. Consequences of Merger Events / Tender Offers: Notwithstanding Section 12.2 and Section 12.3 of the Equity DefinitionsDefinitions (which Section shall not apply for purposes of the Transaction except as provided in Section 10(y) below), upon the occurrence of a Merger Event or a Tender Offer, the Calculation Agent shall make a corresponding adjustment in respect of any adjustment under the Indenture to any one or more of the nature of the Shares (in the case of a Merger Event), Strike Price, Number of Options, Option Entitlement and any other variable relevant to the exercise, settlement or payment for the Transaction, subject to the second paragraph under “Method of Adjustment”; provided, however, that such adjustment shall be made without regard to any adjustment to the Conversion Rate pursuant to any Excluded Provision; provided further that if, with respect to a Merger Event or a Tender Offer, (i) the consideration for the Shares includes (or, at the option of a holder of Shares, may include) shares of an entity or person that is not a corporation or is not organized under the laws of the United States, any State thereof or thereof, the District of Columbia or, so long as the representation of Counterparty or any successor in Section 8(n) remains true and correct, Canada or any province thereof or (ii) the Counterparty to the Transaction following such Merger Event or Tender Offer will not be a corporation and/or will either not be organized under the Issuer laws of the United States, any State thereof, the District of Columbia or, so long as the representation of Counterparty or not be a wholly-owned subsidiary of Issuer whose obligations hereunder are fully any successor in Section 8(n) remains true and unconditionally guaranteed by Issuer following such Merger Eventcorrect, Canada or any province thereof, then, in either case, Cancellation and Payment (Calculation Agent Determination) may apply at Dealer’s commercially reasonable election; provided further that, for the avoidance of doubt, adjustments shall be made pursuant to the provisions set forth above regardless of whether any Merger Event or Tender Offer gives rise to an Early Conversion. Nationalization, Insolvency or DelistingConsequences of Announcement Events: Cancellation and Payment (Modified Calculation Agent Determination)Adjustment as set forth in Section 12.3(d) of the Equity Definitions; provided that, in addition respect of an Announcement Event, (w) references to “Tender Offer” shall be replaced by references to “Announcement Event” and references to “Tender Offer Date” shall be replaced by references to “date of such Announcement Event”, (x) the word “shall” in the second line shall be replaced with “may (and, if it would be commercially reasonable to do so, shall)”, (y) the phrase “exercise, settlement, payment or any other terms of the Transaction (including, without limitation, the spread)” shall be replaced with the phrase “Cap Price (provided that in no event shall the Cap Price be less than the Strike Price)” and the words “whether within a commercially reasonable (as determined by the Calculation Agent) period of time prior to or after the Announcement Event” shall be inserted prior to the provisions word “which” in the seventh line, and (z) for the avoidance of doubt, the Calculation Agent shall determine, in good faith and in a commercially reasonable manner, whether the relevant Announcement Event has had a material economic effect on the Transaction (and, if so, shall adjust the Cap Price accordingly to account for such economic effect in a commercially reasonable manner) on one or more occasions on or after the date of the Announcement Event up to, and including, the Expiration Date, any Early Termination Date and/or any other date of cancellation, it being understood that any adjustment in respect of an Announcement Event shall take into account any earlier adjustment relating to the same Announcement Event and shall not be duplicative with any other adjustment or cancellation valuation made pursuant to this Confirmation, the Equity Definitions or the Agreement; provided that in no event shall the Cap Price be adjusted to be less than the Strike Price (subject in all cases to clause (ii) of Section 12.6(a)(iii12.3(d) of the Equity Definitions). In making any adjustment the Calculation Agent shall take into account stock price, it will also constitute a Delisting if the Exchange is located in the United States and volatility, expected dividends, stock loan rate, liquidity relevant to the Shares are not immediately re-listedor to the Transaction, re-traded and other commercially reasonable option pricing inputs that the Calculation Agent determines in a commercially reasonable manner to be relevant, whether within a commercially reasonable (as determined by the Calculation Agent) period of time prior to or re-quoted on any after such Announcement Event. An Announcement Event shall be an “Extraordinary Event” for purposes of the New York Stock ExchangeEquity Definitions, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors); if the Shares are immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors), such exchange or quotation system shall thereafter be deemed to be the Exchange. Additional Disruption Events: Change in Law: Applicable; provided that Section 12.9(a)(ii) which Article 12 of the Equity Definitions is hereby amended by applicable. Announcement Event: (iw) replacing the word “Shares” with the phrase “Hedge Positions” An Announcement Date occurs in clause respect of a potential Merger Event (X) thereof and (ii) inserting the parenthetical “(including, for the avoidance of doubt and doubt, determined without limitationregard to the language in the definition of “Merger Event” following the definition of “Reverse Merger” therein) or Tender Offer or any transaction or event or series of transactions and/or events that, adoption if consummated, would lead to a Merger Event or promulgation Tender Offer (as determined by the Calculation Agent), (x) Counterparty, a subsidiary, affiliate, agent or representative of new regulations authorized Counterparty makes a public announcement of an intention to solicit or mandated enter into, or to explore strategic alternatives or other similar undertaking that may include a Merger Event, Tender Offer or an Acquisition Transaction, (y) there occurs a public announcement by existing statute)” at (1) any Valid Third-Party Entity in respect of the end relevant transaction, (2) Counterparty or (3) any subsidiary, affiliate, agent or representative of clause Counterparty, in each case, of any potential acquisition or disposition by Counterparty and/or its subsidiaries where the aggregate consideration exceeds 35% of the market capitalization of Counterparty as of the date of such announcement (Aan “Acquisition Transaction”) thereof. Failure or (z) there occurs any subsequent public announcement of a change to Deliver: Applicable Hedging Disruption: Applicable; provided a transaction or intention that:

Dilution Adjustment Provisions. Sections 5.05(A)(i), (ii), (iii), (iv) and (v) and Section 5.05(H) of the Indenture. Extraordinary Events applicable to the Transaction: Merger Events: Applicable; provided that notwithstanding Section 12.1(b) of the Equity Definitions, a “Merger Event” means the occurrence of any event or condition set forth in the definition of “Common Stock Change Event” in Section 5.08(A5.09(A) of the Indenture. Tender Offers: Applicable; provided that notwithstanding Section 12.1(d) of the Equity Definitions, a “Tender Offer” means the occurrence of any event or condition set forth in Section 5.05(A)(v) of the Indenture. Consequences of Merger Events / Events/ Tender Offers: Notwithstanding Section 12.2 and Section 12.3 of the Equity Definitions, upon the occurrence of a Merger Event or a Tender Offer, the Calculation Agent shall make a corresponding adjustment in respect of any adjustment under the Indenture to any one or more of the nature of the Shares (in the case of a Merger Event), Strike Price, Number of Options, Option Entitlement and any other variable relevant to the exercise, settlement or payment for the Transaction, subject to the second paragraph under “Method of Adjustment”; provided, however, that such adjustment shall be made without regard to any adjustment to the “Conversion Rate Rate” (as defined in the Indenture) pursuant to any Excluded Provision; provided further that if, with respect to a Merger Event or a Tender Offer, (i) the consideration for the Shares includes (or, at the option of a holder of Shares, may include) shares of an entity or person that is not a corporation or is not organized under the laws of the United States, any State thereof or the District of Columbia or (ii) the Counterparty to the Transaction following such Merger Event or Tender Offer will not be a corporation and/or will either not be organized under the Issuer laws of the United States, any State thereof or not be a wholly-owned subsidiary the District of Issuer whose obligations hereunder are fully and unconditionally guaranteed by Issuer following such Merger EventColumbia, then, in either case, Cancellation and Payment (Calculation Agent Determination) may apply at Dealer’s commercially reasonable election; provided further that, for the avoidance of doubt, adjustments shall be made pursuant to the provisions set forth above regardless of whether any Merger Event or Tender Offer gives rise to an Early Conversion. Nationalization, Insolvency or DelistingConsequences of Announcement Events: Cancellation and Payment (Modified Calculation Agent Determination)Adjustment as set forth in Section 12.3(d) of the Equity Definitions; provided that, in addition respect of an Announcement Event, (w) references to “Tender Offer” shall be replaced by references to “Announcement Event” and references to “Tender Offer Date” shall be replaced by references to “date of such Announcement Event”, (x) the phrase “exercise, settlement, payment or any other terms of the Transaction (including, without limitation, the spread)” shall be replaced with the phrase “Cap Price (provided that in no event shall the Cap Price be less than the Strike Price)”, (y) the phrases “whether within a commercially reasonable (as determined by the Calculation Agent) period of time prior to or after the Announcement Event,” shall be inserted prior to the provisions word “which” in the seventh line, and (z) for the avoidance of Section 12.6(a)(iiidoubt, the Calculation Agent shall, in good faith and in a commercially reasonable manner, determine whether the relevant Announcement Event has had an economic effect on the Transaction (and, if so, shall adjust the Cap Price accordingly) on one or more occasions on or after the date of the Announcement Event up to, and including, the Expiration Date, any Early Termination Date and/or any other date of cancellation, it being understood that (i) any adjustment in respect of an Announcement Event shall take into account any earlier adjustment relating to the same Announcement Event and (ii) in making any adjustment the Calculation Agent shall take into account volatility, liquidity or other factors before and after such Announcement Event. An Announcement Event shall be an “Extraordinary Event” for purposes of the Equity Definitions, it will also constitute a Delisting if the Exchange is located in the United States and the Shares are not immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors); if the Shares are immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors), such exchange or quotation system shall thereafter be deemed to be the Exchange. Additional Disruption Events: Change in Law: Applicable; provided that Section 12.9(a)(ii) which Article 12 of the Equity Definitions is hereby amended by (i) replacing the word “Shares” with the phrase “Hedge Positions” in clause (X) thereof and (ii) inserting the parenthetical “(including, for the avoidance of doubt and without limitation, adoption or promulgation of new regulations authorized or mandated by existing statute)” at the end of clause (A) thereof. Failure to Deliver: Applicable Hedging Disruption: Applicable; provided that:applicable.

Dilution Adjustment Provisions. Sections 5.05(A)(i), (iiA)(ii), (iiiA)(iii), (iv) and A)(iv), (vA)(v) and Section 5.05(H) of the Indenture. Extraordinary Events applicable to the Transaction: Merger Events: Applicable; provided that notwithstanding Section 12.1(b) of the Equity Definitions, a “Merger Event” means the occurrence of any event or condition set forth in the definition of “Common Stock Change Event” in Section 5.08(A) 5.09 of the Indenture. Tender Offers: Applicable; provided that notwithstanding Section 12.1(d) of the Equity Definitions, a “Tender Offer” means the occurrence of any event or condition set forth in Section 5.05(A)(v5.09(A)(v) of the Indenture. Consequences of Merger Events / Tender Offers: Notwithstanding Section 12.2 and Section 12.3 of the Equity Definitions, upon the occurrence of a Merger Event or a Tender Offer, the Calculation Agent shall make a corresponding adjustment in respect of any adjustment under the Indenture to any one or more of the nature of the Shares (in the case of a Merger Event), Strike Price, Number of Options, Option Entitlement and any other variable relevant to the exercise, settlement or payment for the Transaction, subject to the second paragraph under “Method of Adjustment”; provided, however, that such adjustment shall be made without regard to any adjustment to the Conversion Rate pursuant to any Excluded Provision; provided further that if, with respect to a Merger Event or a Tender Offer, (i) the consideration for the Shares includes (or, at the option of a holder of Shares, may include) shares of an entity or person that is not a corporation or is not organized under the laws of the United States, any State thereof or the District of Columbia or (ii) the Counterparty to the Transaction following such Merger Event or Tender Offer will not be a corporation and/or will either not be organized under the Issuer laws of the United States, any State thereof or not be a wholly-owned subsidiary the District of Issuer whose obligations hereunder are fully and unconditionally guaranteed by Issuer following such Merger EventColumbia, then, in either case, Cancellation and Payment (Calculation Agent Determination) may apply at Dealer’s commercially reasonable sole election. Nationalization, Insolvency or Delisting: Cancellation and Payment (Calculation Agent Determination); provided that, in addition to the provisions of Section 12.6(a)(iii) of the Equity Definitions, it will also constitute a Delisting if the Exchange is located in the United States and the Shares are not immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Nasdaq Global Select Market or The NASDAQ Nasdaq Global Market (or their respective successors); if the Shares are immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Nasdaq Global Select Market or The NASDAQ Nasdaq Global Market (or their respective successors), such exchange or quotation system shall thereafter be deemed to be the Exchange. Additional Disruption Events: Change in Law: Applicable; provided that Section 12.9(a)(ii) of the Equity Definitions is hereby amended by (i) replacing the word “Shares” with the phrase “Hedge Positions” in clause (X) thereof and (ii) inserting the parenthetical “(including, for the avoidance of doubt and without limitation, adoption or promulgation of new regulations authorized or mandated by existing statute)” at the end of clause (A) thereof. Failure to Deliver: Applicable Hedging Disruption: Applicable; provided that:.

Dilution Adjustment Provisions. Sections 5.05(A)(i), (ii), (iii), (iv) and (v) and Section 5.05(H) of the Indenture. Extraordinary Events applicable to the Transaction: Merger Events: Applicable; provided that notwithstanding Section 12.1(b) of the Equity Definitions, a “Merger Event” means the occurrence of any event or condition set forth in the definition of “Common Stock Change Event” in Section 5.08(A5.09(A) of the Indenture. Tender Offers: Applicable; provided that notwithstanding Section 12.1(d) of the Equity Definitions, a “Tender Offer” means the occurrence of any event or condition set forth in Section 5.05(A)(v) of the Indenture. Consequences of Merger Events / Events/ Tender Offers: Notwithstanding Section 12.2 and Section 12.3 of the Equity Definitions, upon the occurrence of a Merger Event or a Tender Offer, the Calculation Agent shall make a corresponding adjustment in respect of any adjustment under the Indenture to any one or more of the nature of the Shares (in the case of a Merger Event), Strike Price, Number of Options, Option Entitlement and any other variable relevant to the exercise, settlement or payment for the Transaction, to the extent an analogous adjustment is required under Section 5.09(A) of the Indenture in respect of such Merger Event or Section 5.05(A)(v) of the Indenture in respect of such Tender Offer, as the case may be, as determined in good faith and in a commercially reasonable manner by the Calculation Agent by reference to such Section, subject to the second paragraph under “Method of Adjustment”; provided, however, that such adjustment shall be made without regard to any adjustment to the Conversion Rate “Exchange Rate” (as defined in the Indenture) pursuant to any Excluded Provision; provided further that if, with respect to a Merger Event or a Tender Offer, (i) the consideration for the Shares includes (or, at the option of a holder of Shares, may include) shares of an entity or person that is not a corporation or is not organized under the laws of the United States, any State thereof or the District of Columbia or (ii) the Counterparty to the Transaction following such Merger Event or Tender Offer will not be a corporation and/or will either not be organized under the Issuer laws of the United States, any State thereof or not be a wholly-owned subsidiary the District of Issuer whose obligations hereunder are fully and unconditionally guaranteed by Issuer following such Merger EventColumbia, then, in either case, Cancellation and Payment (Calculation Agent Determination) may apply at Dealer’s commercially reasonable election; provided further that, for the avoidance of doubt, adjustments shall be made pursuant to the provisions set forth above regardless of whether any Merger Event or Tender Offer gives rise to an Early Exchange. Nationalization, Insolvency or DelistingConsequences of Announcement Events: Cancellation and Payment (Modified Calculation Agent Determination)Adjustment as set forth in Section 12.3(d) of the Equity Definitions; provided that, in addition respect of an Announcement Event, (w) references to “Tender Offer” shall be replaced by references to “Announcement Event” and references to “Tender Offer Date” shall be replaced by references to “date of such Announcement Event”, (x) the phrase “exercise, settlement, payment or any other terms of the Transaction (including, without limitation, the spread)” shall be replaced with the phrase “Cap Price (provided that in no event shall the Cap Price be less than the Strike Price)”, (y) the phrases “whether within a commercially reasonable (as determined by the Calculation Agent) period of time prior to or after the Announcement Event,” shall be inserted prior to the provisions word “which” in the seventh line, and (z) for the avoidance of Section 12.6(a)(iiidoubt, the Calculation Agent shall, in good faith and in a commercially reasonable manner, determine whether the relevant Announcement Event has had an economic effect on the Transaction (including, among other terms, the Strike Price and Cap Price) and, if so, shall adjust the Cap Price accordingly on one or more occasions on or after the date of the Announcement Event up to, and including, the Expiration Date, any Early Termination Date and/or any other date of cancellation, it being understood that (i) any adjustment in respect of an Announcement Event shall take into account any earlier adjustment relating to the same Announcement Event and (ii) in making any adjustment the Calculation Agent shall take into account volatility, liquidity or other factors before and after such Announcement Event. An Announcement Event shall be an “Extraordinary Event” for purposes of the Equity Definitions, it will also constitute a Delisting if the Exchange is located in the United States and the Shares are not immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors); if the Shares are immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors), such exchange or quotation system shall thereafter be deemed to be the Exchange. Additional Disruption Events: Change in Law: Applicable; provided that Section 12.9(a)(ii) which Article 12 of the Equity Definitions is hereby amended by (i) replacing the word “Shares” with the phrase “Hedge Positions” in clause (X) thereof and (ii) inserting the parenthetical “(including, for the avoidance of doubt and without limitation, adoption or promulgation of new regulations authorized or mandated by existing statute)” at the end of clause (A) thereof. Failure to Deliver: Applicable Hedging Disruption: Applicable; provided that:applicable.

Dilution Adjustment Provisions. Sections 5.05(A)(i14.04(a), (iib), (iiic), (ivd) and (ve) and Section 5.05(H) 14.05 of the Indenture. Extraordinary Events applicable to the Transaction: Merger Events: Applicable; provided that notwithstanding Section 12.1(b) of the Equity Definitions, a “Merger Event” means the occurrence of any event or condition set forth in the definition of “Common Stock Change Merger Event” in Section 5.08(A14.07(a) of the Indenture. Tender Offers: Applicable; provided that notwithstanding Section 12.1(d) of the Equity Definitions, a “Tender Offer” means the occurrence of any event or condition set forth in Section 5.05(A)(v14.04(e) of the Indenture. Consequences of Merger Events / Events/ Tender Offers: Notwithstanding Section 12.2 and Section 12.3 of the Equity Definitions, upon the occurrence of a Merger Event or a Tender Offer, the Calculation Agent shall shall, in a commercially reasonable manner, make a corresponding adjustment in respect of any adjustment under the Indenture to any one or more of the nature of the Shares (in the case of a Merger Event), Strike Price, Number of Options, Option Entitlement and any other variable relevant to the exercise, settlement or payment for the Transaction, subject to the second paragraph under “Method of Adjustment”; provided, however, that such adjustment shall be made without regard to any adjustment to the Conversion Rate pursuant to any Excluded Provision; provided further that if, with respect to a Merger Event or a Tender Offer, (i) the consideration for the Shares includes (or, at the option of a holder of Shares, may include) shares of an entity or person that is not a corporation or is not organized under the laws of the United States, any State thereof or the District of Columbia or (ii) the Counterparty to the Transaction following such Merger Event or Tender Offer will not be a corporation and/or will either not be the Issuer or not be a wholly-owned subsidiary of Issuer whose obligations hereunder are fully and unconditionally guaranteed by Issuer following such Merger EventIssuer, then, in either case, Cancellation and Payment (Calculation Agent Determination) may apply at Dealer’s commercially reasonable election; provided further that, for the avoidance of doubt, adjustments shall be made pursuant to the provisions set forth above regardless of whether any Merger Event or Tender Offer gives rise to an Early Conversion. Nationalization, Insolvency or DelistingConsequences of Announcement Events: Cancellation and Payment (Modified Calculation Agent Determination)Adjustment as set forth in Section 12.3(d) of the Equity Definitions; provided that, in addition respect of an Announcement Event, (x) references to “Tender Offer” shall be replaced by references to “Announcement Event” and references to “Tender Offer Date” shall be replaced by references to “date of such Announcement Event”, (y) the word “shall” in the second line shall be replaced with “shall, if the Calculation Agent determines that such Announcement Event has had a material economic effect on the Transaction,” and the word “make” in the second line shall be replaced with “make, on one or more occasions on or after the date of the Announcement Event up to, and including, the Expiration Date, any Early Termination Date, any date of cancellation and/or any other date with respect to which the Announcement Event is cancelled, withdrawn, discontinued or otherwise terminated, as applicable, it being understood that any adjustment in respect of an Announcement Event shall take into account any earlier adjustment relating to the provisions same Announcement Event and shall not be duplicative with any other adjustment or cancellation valuation made pursuant to this Confirmation, the Equity Definitions or the Agreement,” and the phrase “exercise, settlement, payment or any other terms of Section 12.6(a)(iiithe Transaction (including, without limitation, the spread)” shall be replaced with the phrase “Cap Price (provided that in no event shall the Cap Price be less than the Strike Price)”, and (z) for the avoidance of doubt, the Calculation Agent may, in a commercially reasonable manner, determine whether the relevant Announcement Event has had an economic effect on the Transaction (and, if so, may adjust the Cap Price accordingly in a commercially reasonable manner based on changes in stock price, volatility, expected dividends, interest rates, stock loan rate, value of any commercially reasonable hedge positions in connection with the Transaction, liquidity relevant to the Shares or to such Transaction, and other commercially reasonable option pricing inputs as determined by the Calculation Agent in its commercially reasonable discretion) on one or more occasions on or after the date of the Announcement Event up to, and including, the Expiration Date, any Early Termination Date and/or any other date of cancellation, it being understood that any adjustment in respect of an Announcement Event shall take into account any earlier adjustment relating to the same Announcement Event. An Announcement Event shall be an “Extraordinary Event” for purposes of the Equity Definitions, it will also constitute a Delisting if the Exchange is located in the United States and the Shares are not immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors); if the Shares are immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors), such exchange or quotation system shall thereafter be deemed to be the Exchange. Additional Disruption Events: Change in Law: Applicable; provided that Section 12.9(a)(ii) which Article 12 of the Equity Definitions is hereby amended by applicable. Announcement Event: (i) replacing The public announcement by any entity of (x) any transaction or event that, if completed, would constitute a Merger Event or Tender Offer, (y) any potential acquisition or disposition by Issuer and/or its subsidiaries where the word aggregate consideration paid or received by Issuer and/or its subsidiaries, as the case may be, exceeds 35% of the market capitalization of Issuer as of the date of such announcement (an “Shares” with Acquisition Transaction”) or (z) the phrase “Hedge Positions” in clause (X) thereof and intention to enter into a Merger Event or Tender Offer or an Acquisition Transaction, (ii) inserting the parenthetical “(includingpublic announcement by Issuer or any Valid Third Party Entity of an intention to solicit or enter into, for the avoidance of doubt and without limitation, adoption or promulgation of new regulations authorized to explore strategic alternatives or mandated by existing statute)” at the end of clause (A) thereof. Failure to Deliver: Applicable Hedging Disruption: Applicable; provided other similar undertaking that:

Dilution Adjustment Provisions. Sections 5.05(A)(i4.05(a), (iib), (iiic), (ivd) and (ve) and Section 5.05(H) 4.06 of the Indenture. Extraordinary Events applicable to the Transaction: Merger Events: Applicable; provided that notwithstanding Section 12.1(b) of the Equity Definitions, a “Merger Event” means the occurrence of any event or condition set forth in the definition of “Common Stock Change Merger Event” in Section 5.08(A4.07(a) of the Indenture. Tender Offers: Applicable; provided that notwithstanding Section 12.1(d) of the Equity Definitions, a “Tender Offer” means the occurrence of any event or condition set forth in Section 5.05(A)(v4.05(e) of the Indenture. Consequences of Merger Events / Tender Offers: Notwithstanding Section 12.2 and Section 12.3 of the Equity DefinitionsDefinitions (which Section shall not apply for purposes of the Transaction except as provided in “Consequences of Announcement Events” below and in Section 10(y) below), upon the occurrence of a Merger Event or a Tender Offer, the Calculation Agent Agent, acting in good faith and in a commercially reasonable manner, shall make a corresponding adjustment in respect of any adjustment under the Indenture to any one or more of the nature of the Shares (in the case of a Merger Event), Strike Price, Number of Options, Option Entitlement and any other variable relevant to the exercise, settlement or payment for the TransactionTransaction to the extent that an analogous adjustment is required to be made pursuant to the Indenture in respect of such Merger Event or Tender Offer, subject to the second paragraph under “Method of Adjustment”; provided, however, that such adjustment shall be made without regard to any adjustment to the Conversion Rate pursuant to any Excluded Provision; provided further that if, with respect to a Merger Event or a Tender Offer, (i) the consideration for the Shares includes (or, at the option of a holder of Shares, may include) shares of an entity or person that is not a corporation or is not organized under the laws of the United States, any State thereof or the District of Columbia or (ii) the Counterparty to the Transaction following such Merger Event or Tender Offer will not be a corporation and/or will either not be organized under the Issuer laws of the United States, any State thereof or not be a wholly-owned subsidiary the District of Issuer whose obligations hereunder are fully and unconditionally guaranteed by Issuer following such Merger EventColumbia, then, in either case, Cancellation and Payment (Calculation Agent Determination) may apply at Dealer’s commercially reasonable election; provided further that, for the avoidance of doubt, adjustments shall be made pursuant to the provisions set forth above regardless of whether any Merger Event or Tender Offer gives rise to an Early Conversion. Nationalization, Insolvency or DelistingConsequences of Announcement Events: Cancellation and Payment (Modified Calculation Agent Determination)Adjustment as set forth in Section 12.3(d) of the Equity Definitions; provided that, in addition respect of an Announcement Event, (x) references in such Section 12.3(d) to “Tender Offer” shall be replaced by references to “Announcement Event” and references in such Section 12.3(d) to “Tender Offer Date” shall be replaced by references to “date of such Announcement Event”, (y) the phrase “exercise, settlement, payment or any other terms of the Transaction (including, without limitation, the spread)” in such Section 12.3(d) shall be replaced with the phrase “Cap Price (provided that in no event shall the Cap Price be less than the Strike Price)” and the words “whether within a commercially reasonable (as determined by the Calculation Agent) period of time prior to or after the Announcement Event” shall be inserted prior to the provisions word “which” in the seventh line of such Section 12.6(a)(iii12.3(d), and (z) for the avoidance of doubt, the Calculation Agent shall determine whether the relevant Announcement Event has had a material economic effect on the Transaction (and, if so, shall adjust the Cap Price accordingly to account for such economic effect in a commercially reasonable manner) on one or more occasions on or after the date of the Announcement Event up to, and including, the Expiration Date, any Early Termination Date and/or any other date of cancellation, it being understood that any adjustment in respect of an Announcement Event shall take into account any earlier adjustment relating to the same Announcement Event and shall not be duplicative with any other adjustment or cancellation valuation made pursuant to this Confirmation, the Equity Definitions or the Agreement; provided that in no event shall the Cap Price be adjusted to be less than the Strike Price. An Announcement Event shall be an “Extraordinary Event” for purposes of the Equity Definitions, it will also constitute a Delisting if the Exchange is located in the United States and the Shares are not immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors); if the Shares are immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors), such exchange or quotation system shall thereafter be deemed to be the Exchange. Additional Disruption Events: Change in Law: Applicable; provided that Section 12.9(a)(ii) which Article 12 of the Equity Definitions is hereby amended by (i) replacing the word “Shares” with the phrase “Hedge Positions” in clause (X) thereof and (ii) inserting the parenthetical “(including, for the avoidance of doubt and without limitation, adoption or promulgation of new regulations authorized or mandated by existing statute)” at the end of clause (A) thereof. Failure to Deliver: Applicable Hedging Disruption: Applicable; provided that:applicable.

Dilution Adjustment Provisions. Sections 5.05(A)(i14.04(a), (iib), (iiic), (ivd) and (ve) and Section 5.05(H) 14.05 of the Indenture. Extraordinary Events applicable to the Transaction: Merger Events: Applicable; provided that notwithstanding Section 12.1(b) of the Equity Definitions, a “Merger Event” means the occurrence of any event or condition set forth in the definition of “Common Stock Change Merger Event” in Section 5.08(A14.07(a) of the Indenture. Tender Offers: Applicable; provided that notwithstanding Section 12.1(d) of the Equity Definitions, a “Tender Offer” means the occurrence of any event or condition set forth in Section 5.05(A)(v14.04(e) of the Indenture. Consequences of Merger Events / Tender Offers: Notwithstanding Section 12.2 and Section 12.3 of the Equity Definitions, upon the occurrence of a Merger Event or a Tender Offer, the Calculation Agent shall make a corresponding adjustment in respect of any adjustment under the Indenture to any one or more of the nature of the Shares (in the case of a Merger Event), Strike Price, Number of Options, Option Entitlement and any other variable relevant to the exercise, settlement or payment for the Transaction, subject to the second paragraph under “Method of Adjustment”; provided, however, that such adjustment shall be made without regard to any adjustment to the Conversion Rate pursuant to any Excluded Provision; provided further that if, with respect to a Merger Event or a Tender Offer, (i) the consideration for the Shares includes (or, at the option of a holder of Shares, may include) shares of an entity or person that is not a corporation or is not organized under the laws of the United States, any State thereof or the District of Columbia or (ii) the Counterparty to the Transaction following such Merger Event or Tender Offer will not be a corporation and/or will either not be organized under the Issuer laws of the United States, any State thereof or not be a wholly-owned subsidiary the District of Issuer whose obligations hereunder are fully and unconditionally guaranteed by Issuer following such Merger EventColumbia, then, in either case, Cancellation and Payment (Calculation Agent Determination) may apply at Dealer’s commercially reasonable sole election. Nationalization, Insolvency or Delisting: Cancellation and Payment (Calculation Agent Determination); provided that, in addition to the provisions of Section 12.6(a)(iii) of the Equity Definitions, it will also constitute a Delisting if the Exchange is located in the United States and the Shares are not immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors); if the Shares are immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors), such exchange or quotation system shall thereafter be deemed to be the Exchange. Additional Disruption Events: Change in Law: Applicable; provided that Section 12.9(a)(ii) of the Equity Definitions is hereby amended by (i) replacing the phrase “the interpretation” in the third line thereof with the phrase “, or public announcement of, the formal or informal interpretation”, (ii) replacing the word “Shares” with the phrase “Hedge Positions” where it appears in clause (X) thereof with the words “Hedge Position” and (iiiii) inserting replacing the parenthetical beginning after the word “regulation” in the second line thereof the words “(including, for the avoidance of doubt and without limitation, adoption (x) any tax law or (y) adoption, effectiveness or promulgation of new regulations authorized or mandated by existing statute)” at the end of clause (A) thereof”. Failure to Deliver: Applicable Hedging Disruption: Applicable; provided that:

Dilution Adjustment Provisions. Sections 5.05(A)(i), (iiA)(ii), (iiiA)(iii), (iv) and A)(iv), (vA)(v) and Section 5.05(H) of the Indenture. Extraordinary Events applicable to the Transaction: Merger Events: Applicable; provided that notwithstanding Section 12.1(b) of the Equity Definitions, a “Merger Event” means the occurrence of any event or condition set forth in the definition of “Common Stock Change Event” in Section 5.08(A) 5.09 of the Indenture. Tender Offers: Applicable; provided that notwithstanding Section 12.1(d) of the Equity Definitions, a “Tender Offer” means the occurrence of any event or condition set forth in Section 5.05(A)(v5.09(A)(v) of the Indenture. Consequences of Merger Events / Tender Offers: Offers Notwithstanding Section 12.2 and Section 12.3 of the Equity Definitions, upon the occurrence of a Merger Event or a Tender Offer, the Calculation Agent shall make a corresponding adjustment in respect of any adjustment under the Indenture to any one or more of the nature of the Shares (in the case of a Merger Event), Strike Price, Number of Options, Option Entitlement and any other variable relevant to the exercise, settlement or payment for the Transaction, subject to the second paragraph under “Method of Adjustment”; provided, however, that such adjustment shall be made without regard to any adjustment to the Conversion Rate pursuant to any Excluded Provision; provided further that if, with respect to a Merger Event or a Tender Offer, (i) the consideration for the Shares includes (or, at the option of a holder of Shares, may include) shares of an entity or person that is not a corporation or is not organized under the laws of the United States, any State thereof or the District of Columbia or (ii) the Counterparty to the Transaction following such Merger Event or Tender Offer will not be a corporation and/or will either not be organized under the Issuer laws of the United States, any State thereof or not be a wholly-owned subsidiary the District of Issuer whose obligations hereunder are fully and unconditionally guaranteed by Issuer following such Merger EventColumbia, then, in either case, Cancellation and Payment (Calculation Agent Determination) may apply at Dealer’s commercially reasonable sole election. Nationalization, Insolvency or Delisting: Cancellation and Payment (Calculation Agent Determination); provided that, in addition to the provisions of Section 12.6(a)(iii) of the Equity Definitions, it will also constitute a Delisting if the Exchange is located in the United States and the Shares are not immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Nasdaq Global Select Market or The NASDAQ Nasdaq Global Market (or their respective successors); if the Shares are immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Nasdaq Global Select Market or The NASDAQ Nasdaq Global Market (or their respective successors), such exchange or quotation system shall thereafter be deemed to be the Exchange. Additional Disruption Events: Change in Law: Applicable; provided that Section 12.9(a)(ii) of the Equity Definitions is hereby amended by (i) replacing the word “Shares” with the phrase “Hedge Positions” in clause (X) thereof and (ii) inserting the parenthetical “(including, for the avoidance of doubt and without limitation, adoption or promulgation of new regulations authorized or mandated by existing statute)” at the end of clause (A) thereof. Failure to Deliver: Applicable Hedging Disruption: Applicable; provided that:.

Dilution Adjustment Provisions. Sections 5.05(A)(i), (ii), (iii), (iv) and (v) and Section 5.05(H) of the Indenture. Extraordinary Events applicable to the Transaction: Merger Events: Applicable; provided that notwithstanding Section 12.1(b) of the Equity Definitions, a “Merger Event” means the occurrence of any event or condition set forth in the definition of “Common Stock Change Event” in Section 5.08(A5.09(A) of the Indenture. Tender Offers: Applicable; provided that notwithstanding Section 12.1(d) of the Equity Definitions, a “Tender Offer” means the occurrence of any event or condition set forth in Section 5.05(A)(v) of the Indenture. Consequences of Merger Events / Events/ Tender Offers: Notwithstanding Section 12.2 and Section 12.3 of the Equity Definitions, upon the occurrence of a Merger Event or a Tender Offer, the Calculation Agent shall make a corresponding adjustment in respect of any adjustment under the Indenture to any one or more of the nature of the Shares (in the case of a Merger Event), Strike Price, Number of Options, Option Entitlement and any other variable relevant to the exercise, settlement or payment for the Transaction, subject to the second paragraph under “Method of Adjustment”; provided, however, that such adjustment shall be made without regard to any adjustment to the Conversion Rate pursuant to any Excluded Provision; provided further that if, with respect to a Merger Event or a Tender Offer, (i) the consideration for the Shares includes (or, at the option of a holder of Shares, may include) shares of an entity or person that is not a corporation or is not organized under the laws of the United States, any State thereof or the District of Columbia or (ii) the Counterparty to the Transaction following such Merger Event or Tender Offer will not be a corporation and/or will either not be organized under the Issuer laws of the United States, any State thereof or not be a wholly-owned subsidiary the District of Issuer whose obligations hereunder are fully and unconditionally guaranteed by Issuer following such Merger EventColumbia, then, in either case, Cancellation and Payment (Calculation Agent Determination) may apply at Dealer’s commercially reasonable election; provided further that, for the avoidance of doubt, adjustments shall be made pursuant to the provisions set forth above regardless of whether any Merger Event or Tender Offer gives rise to an Early Conversion. Nationalization, Insolvency or DelistingConsequences of Announcement Events: Cancellation and Payment (Modified Calculation Agent Determination)Adjustment as set forth in Section 12.3(d) of the Equity Definitions; provided that, in addition respect of an Announcement Event, (w) references to “Tender Offer” shall be replaced by references to “Announcement Event” and references to “Tender Offer Date” shall be replaced by references to “date of such Announcement Event”, (x) the phrase “exercise, settlement, payment or any other terms of the Transaction (including, without limitation, the spread)” shall be replaced with the phrase “Cap Price (provided that in no event shall the Cap Price be less than the Strike Price)”, (y) the phrases “whether within a commercially reasonable (as determined by the Calculation Agent) period of time prior to or after the Announcement Event,” shall be inserted prior to the provisions word “which” in the seventh line, and (z) for the avoidance of Section 12.6(a)(iiidoubt, the Calculation Agent shall, in good faith and in a commercially reasonable manner, determine whether the relevant Announcement Event has had an economic effect on the Transaction (and, if so, shall adjust the Cap Price accordingly) on one or more occasions on or after the date of the Announcement Event up to, and including, the Expiration Date, any Early Termination Date and/or any other date of cancellation, it being understood that (i) any adjustment in respect of an Announcement Event shall take into account any earlier adjustment relating to the same Announcement Event and (ii) in making any adjustment the Calculation Agent shall take into account volatility, liquidity or other factors before and after such Announcement Event. An Announcement Event shall be an “Extraordinary Event” for purposes of the Equity Definitions, it will also constitute a Delisting if the Exchange is located in the United States and the Shares are not immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors); if the Shares are immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors), such exchange or quotation system shall thereafter be deemed to be the Exchange. Additional Disruption Events: Change in Law: Applicable; provided that Section 12.9(a)(ii) which Article 12 of the Equity Definitions is hereby amended by (i) replacing the word “Shares” with the phrase “Hedge Positions” in clause (X) thereof and (ii) inserting the parenthetical “(including, for the avoidance of doubt and without limitation, adoption or promulgation of new regulations authorized or mandated by existing statute)” at the end of clause (A) thereof. Failure to Deliver: Applicable Hedging Disruption: Applicable; provided that:applicable.

Dilution Adjustment Provisions. Sections [5.05(A)(i), (iiA)(ii), (iiiA)(iii), (iv) and A)(iv), (v) A)(v)] and Section [5.05(H) )] of the Indenture. Extraordinary Events applicable to the Transaction: Merger Events: Applicable; provided that notwithstanding Section 12.1(b) of the Equity Definitions, a “Merger Event” means the occurrence of any event or condition set forth in the definition of “Common Stock Change Event” in Section 5.08(A) [5.09] of the Indenture. Tender Offers: Applicable; provided that notwithstanding Section 12.1(d) of the Equity Definitions, a “Tender Offer” means the occurrence of any event or condition set forth in Section [5.05(A)(v) )] of the Indenture. Consequences of Merger Events / Tender Offers: Notwithstanding Section 12.2 and Section 12.3 of the Equity Definitions, upon the occurrence of a Merger Event or a Tender Offer, the Calculation Agent shall make a corresponding adjustment in respect of any adjustment under the Indenture to any one or more of the nature of the Shares (in the case of a Merger Event), Strike Price, Number of Options, Option Entitlement and any other variable relevant to the exercise, settlement or payment for the Transaction, subject to the second paragraph under “Method of Adjustment”; provided, however, that such adjustment shall be made without regard to any adjustment to the Conversion Rate pursuant to any Excluded Provision; provided further that if, with respect to a Merger Event or a Tender Offer, (i) the consideration for the Shares includes (or, at the option of a holder of Shares, may US-DOCS\102978043.13 include) shares of an entity or person that is not a corporation or is not organized under the laws of the United States, any State thereof or the District of Columbia or (ii) the Counterparty to the Transaction following such Merger Event or Tender Offer will not be a corporation and/or will either not be organized under the Issuer laws of the United States, any State thereof or not be a wholly-owned subsidiary the District of Issuer whose obligations hereunder are fully and unconditionally guaranteed by Issuer following such Merger EventColumbia, then, in either case, Cancellation and Payment (Calculation Agent Determination) may apply at Dealer’s commercially reasonable sole election. Nationalization, Insolvency or Delisting: Cancellation and Payment (Calculation Agent Determination); provided that, in addition to the provisions of Section 12.6(a)(iii) of the Equity Definitions, it will also constitute a Delisting if the Exchange is located in the United States and the Shares are not immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Nasdaq Global Select Market or The NASDAQ Nasdaq Global Market (or their respective successors); if the Shares are immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Nasdaq Global Select Market or The NASDAQ Nasdaq Global Market (or their respective successors), such exchange or quotation system shall thereafter be deemed to be the Exchange. Additional Disruption Events: Change in Law: Applicable; provided that Section 12.9(a)(ii) of the Equity Definitions is hereby amended by (i) replacing the phrase “the interpretation” in the third line thereof with the phrase “, or public announcement of, the formal or informal interpretation”, (ii) replacing the word “Shares” with the phrase “Hedge Positions” where it appears in clause (X) thereof with the words “Hedge Position” and (iiiii) inserting replacing the parenthetical beginning after the word “regulation” in the second line thereof the words “(including, for the avoidance of doubt and without limitation, adoption (x) any tax law or (y) adoption, effectiveness or promulgation of new regulations authorized or mandated by existing statute)” at the end of clause (A) thereof”. Failure to Deliver: Applicable Hedging Disruption: Applicable; provided that:

Dilution Adjustment Provisions. Sections 5.05(A)(iSection 14.04(a), (iib), (iiic), (ivd) and (ve) and Section 5.05(H) 14.05 of the Indenture. Extraordinary Events applicable to the Transaction: Merger Events: Applicable; provided that notwithstanding Section 12.1(b) of the Equity Definitions, a “Merger Event” means the occurrence of any event or condition set forth in the definition of “Common Stock Change Merger Event” in Section 5.08(A14.07(a) of the Indenture. Tender Offers: Applicable; provided that notwithstanding Section 12.1(d) of the Equity Definitions, a “Tender Offer” means the occurrence of any event or condition set forth in Section 5.05(A)(v14.04(e) of the Indenture. Consequences Consequence of Merger Events / Tender /Tender Offers: Notwithstanding Section 12.2 and Section 12.3 of the Equity Definitions, upon the occurrence of a Merger Event or a Tender Offer, the Calculation Agent shall make a corresponding adjustment in respect of any adjustment under the Indenture to any one or more of the nature of the Shares (in the case of a Merger Event), Strike Price, Number of Options, Option Entitlement and any other variable relevant to the exercise, settlement or payment for the Transaction, subject to the second paragraph under “Method of Adjustment”; provided, however, that such adjustment shall be made without regard to any adjustment to the Conversion Rate pursuant to any Excluded Provision; provided further that if, with respect to a Merger Event or a Tender Offer, (i) the consideration for the Shares includes (or, at the option of a holder of Shares, may include) shares of an entity or person that is not a corporation or is not organized under the laws of the United States, any State thereof or the District of Columbia or (ii) the Counterparty to the Transaction following such Merger Event or Tender Offer Offer, will not be a corporation and/or will either not be the Issuer or not be a wholly-owned subsidiary of Issuer whose obligations hereunder are fully and unconditionally guaranteed by Issuer following such Merger EventEvent or Tender Offer, then, in either case, then Cancellation and Payment (Calculation Agent Determination) may apply at Dealer’s commercially reasonable electionshall apply. Nationalization, Insolvency or Delisting: Cancellation and Payment (Calculation Agent Determination); provided that, in addition to the provisions of Section 12.6(a)(iii) of the Equity Definitions, it will also constitute a Delisting if the Exchange is located in the United States and the Shares are not immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors); if the Shares are immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors), such exchange or quotation system shall thereafter be deemed to be the Exchange. Additional Disruption Events: Change in Law: Applicable; provided that Section 12.9(a)(ii12.9(a)(ii)(X) of the Equity Definitions is hereby amended by (i) replacing the word “Shares” with the phrase “Hedge Positions.” in clause (X) thereof and (ii) inserting the parenthetical “(including, for the avoidance of doubt and without limitation, adoption or promulgation of new regulations authorized or mandated by existing statute)” at the end of clause (A) thereof. Failure to Deliver: Not Applicable Hedging Disruption: Applicable; provided that:that Section 12.9(b)(iii) of the Equity Definitions is hereby amended by inserting in the third line thereof, after the words “to terminate the Transaction”, the words “or a portion of the Transaction affected by such Hedging Disruption”. Hedging Party: For all applicable Additional Disruption Events, Dealer.

Dilution Adjustment Provisions. Sections 5.05(A)(i), (ii), (iii), (iv) and (v) and Section 5.05(H) of the Indenture. Extraordinary Events applicable to the Transaction: Merger Events: Applicable; provided that notwithstanding Section 12.1(b) of the Equity Definitions, a “Merger Event” means the occurrence of any event or condition set forth in the definition of “Common Stock Share Change Event” in Section 5.08(A5.09(A) of the Indenture. Tender Offers: Applicable; provided that notwithstanding Section 12.1(d) of the Equity Definitions, a “Tender Offer” means the occurrence of any event or condition set forth in Section 5.05(A)(v) of the Indenture. Consequences of Merger Events / Tender Offers: Notwithstanding Section 12.2 and Section 12.3 of the Equity DefinitionsDefinitions (which Section shall not apply for purposes of the Transaction except as provided in Section 10(y) below), upon the occurrence of a Merger Event or a Tender Offer, the Calculation Agent shall make a corresponding adjustment in respect of any adjustment under the Indenture to any one or more of the nature of the Shares (in the case of a Merger Event), Strike Price, Number of Options, Option Entitlement and any other variable relevant to the exercise, settlement or payment for the Transaction, subject to the second paragraph under “Method of Adjustment”; provided, however, that such adjustment shall be made without regard to any adjustment to the Conversion Rate pursuant to any Excluded Provision; provided further that if, with respect to a Merger Event or a Tender Offer, (i) the consideration for the Shares includes (or, at the option of a holder of Shares, may include) shares of an entity or person that is not a corporation or is not organized under the laws of the United States, any State thereof or thereof, the District of Columbia or, so long as the representation of Counterparty or any successor in Section 8(n) remains true and correct, Canada or any province thereof or (ii) the Counterparty to the Transaction following such Merger Event or Tender Offer will not be a corporation and/or will either not be organized under the Issuer laws of the United States, any State thereof, the District of Columbia or, so long as the representation of Counterparty or not be a wholly-owned subsidiary of Issuer whose obligations hereunder are fully any successor in Section 8(n) remains true and unconditionally guaranteed by Issuer following such Merger Eventcorrect, Canada or any province thereof, then, in either case, Cancellation and Payment (Calculation Agent Determination) may apply at Dealer’s commercially reasonable election; provided further that, for the avoidance of doubt, adjustments shall be made pursuant to the provisions set forth above regardless of whether any Merger Event or Tender Offer gives rise to an Early Conversion. Nationalization, Insolvency or DelistingConsequences of Announcement Events: Cancellation and Payment (Modified Calculation Agent Determination)Adjustment as set forth in Section 12.3(d) of the Equity Definitions; provided that, in addition respect of an Announcement Event, (w) references to “Tender Offer” shall be replaced by references to “Announcement Event” and references to “Tender Offer Date” shall be replaced by references to “date of such Announcement Event”, (x) the word “shall” in the second line shall be replaced with “may (and, if it would be commercially reasonable to do so, shall)”, (y) the phrase “exercise, settlement, payment or any other terms of the Transaction (including, without limitation, the spread)” shall be replaced with the phrase “Cap Price (provided that in no event shall the Cap Price be less than the Strike Price)” and the words “whether within a commercially reasonable (as determined by the Calculation Agent) period of time prior to or after the Announcement Event” shall be inserted prior to the provisions word “which” in the seventh line, and (z) for the avoidance of doubt, the Calculation Agent shall determine, in good faith and in a commercially reasonable manner, whether the relevant Announcement Event has had a material economic effect on the Transaction (and, if so, shall adjust the Cap Price accordingly to account for such economic effect in a commercially reasonable manner) on one or more occasions on or after the date of the Announcement Event up to, and including, the Expiration Date, any Early Termination Date and/or any other date of cancellation, it being understood that any adjustment in respect of an Announcement Event shall take into account any earlier adjustment relating to the same Announcement Event and shall not be duplicative with any other adjustment or cancellation valuation made pursuant to this Confirmation, the Equity Definitions or the Agreement; provided that in no event shall the Cap Price be adjusted to be less than the Strike Price (subject in all cases to clause (ii) of Section 12.6(a)(iii12.3(d) of the Equity Definitions). In making any adjustment the Calculation Agent shall take into account stock price, it will also constitute a Delisting if the Exchange is located in the United States and volatility, expected dividends, stock loan rate, liquidity relevant to the Shares are not immediately re-listedor to the Transaction, re-traded and other commercially reasonable option pricing inputs that the Calculation Agent determines in a commercially reasonable manner to be relevant, whether within a commercially reasonable (as determined by the Calculation Agent) period of time prior to or re-quoted on any after such Announcement Event. An Announcement Event shall be an “Extraordinary Event” for purposes of the New York Stock ExchangeEquity Definitions, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors); if the Shares are immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors), such exchange or quotation system shall thereafter be deemed to be the Exchange. Additional Disruption Events: Change in Law: Applicable; provided that Section 12.9(a)(ii) which Article 12 of the Equity Definitions is hereby amended by (i) replacing the word “Shares” with the phrase “Hedge Positions” in clause (X) thereof and (ii) inserting the parenthetical “(including, for the avoidance of doubt and without limitation, adoption or promulgation of new regulations authorized or mandated by existing statute)” at the end of clause (A) thereofapplicable. Failure to Deliver: Applicable Hedging Disruption: Applicable; provided thatAnnouncement Event:

Dilution Adjustment Provisions. Sections 5.05(A)(iXxxxxxxx 00.00(x), (iix), (iiix), (ivx), (x), (x), (x), (x) and (v) and Section 5.05(Hl) of the Supplemental Indenture. Extraordinary Events applicable to the Transaction: Merger Events: Applicable; provided that notwithstanding Section 12.1(b) of the Equity Definitions, a “Merger Event” means the occurrence of any event or condition set forth in the definition of “Common Stock Change Merger Event” in Section 5.08(A) 10.08 of the Supplemental Indenture. Tender Offers: Applicable; provided that notwithstanding Section 12.1(d) of the Equity Definitions, a “Tender Offer” means the occurrence of any event or condition set forth in Section 5.05(A)(v) of the Indenture. Consequences Consequence of Merger Events / Tender OffersEvents: Notwithstanding Section 12.2 and Section 12.3 of the Equity Definitions, upon the occurrence of a Merger Event or a Tender OfferEvent, the Calculation Agent shall make a corresponding adjustment in respect of any adjustment under the Supplemental Indenture to any one or more of the nature of the Shares (in the case of a Merger Event)Shares, Strike Price, Number of Options, Option Entitlement and any other variable relevant to the exercise, settlement or payment for the Transaction, subject to the second paragraph under “Method of Adjustment”; provided, however, that such adjustment shall be made without regard to any adjustment to the Conversion Rate pursuant to any Excluded Provision; provided further that if, with respect to a Merger Event or a Tender OfferEvent, (i) the consideration for the Shares includes (or, at the option of a holder of Shares, may include) shares of an entity or person that is not a corporation or is not organized under the laws of the United States, any State thereof or the District of Columbia or (ii) the Counterparty to the Transaction following such Merger Event or Tender Offer will not be a corporation and/or will either not be the Issuer or not be a wholly-owned subsidiary of Issuer whose obligations hereunder are fully and unconditionally guaranteed by Issuer following such Merger EventColumbia, then, in either case, then Cancellation and Payment (Calculation Agent Determination) may apply at Dealer’s commercially reasonable electionshall apply. Nationalization, Insolvency or Delisting: Cancellation and Payment (Calculation Agent Determination); provided that, in addition to the provisions of Section 12.6(a)(iii) of the Equity Definitions, it will also constitute a Delisting if the Exchange is located in the United States and the Shares are not immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors); provided further that if the Shares are immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors), such exchange or quotation system shall thereafter be deemed to be the Exchange. Additional Disruption Events: Change in Law: Applicable; provided that Section 12.9(a)(ii) of the Equity Definitions shall be amended by inserting, at the end thereof, the words “after using commercially reasonable efforts to avoid such increased cost” and Section 12.9(a)(ii)(X) of the Equity Definitions is hereby amended by (i) replacing the word “Shares” with the phrase “Hedge Positions” in clause (X) thereof and (ii) inserting the parenthetical “(including, for the avoidance of doubt and without limitation, adoption or promulgation of new regulations authorized or mandated by existing statute)” at the end of clause (A) thereof”. Failure to Deliver: Applicable Hedging Disruption: Applicable; provided that:

Dilution Adjustment Provisions. Sections 5.05(A)(i), (ii), (iii), (iv) and (v) and Section 5.05(H) of the Indenture. Extraordinary Events applicable to the Transaction: Merger Events: Applicable; provided that notwithstanding Section 12.1(b) of the Equity Definitions, a “Merger Event” means the occurrence of any event or condition set forth in the definition of “Common Stock Change Event” in Section 5.08(A) 5.09 of the Indenture. Tender Offers: Applicable; provided that notwithstanding Section 12.1(d) of the Equity Definitions, a “Tender Offer” means the occurrence of any event or condition set forth in Section 5.05(A)(v) of the Indenture. Consequences of Merger Events / Events/ Tender Offers: Notwithstanding Section 12.2 and Section 12.3 of the Equity Definitions, upon the occurrence of a Merger Event or a Tender Offer, the Calculation Agent shall make a corresponding adjustment in respect of any adjustment under the Indenture to any one or more of the nature of the Shares (in the case of a Merger Event), Strike Price, Number of Options, Option Entitlement and any other variable relevant to the exercise, settlement or payment for the Transaction, subject to the second paragraph under “Method of Adjustment”; provided, however, that such adjustment shall be made without regard to any adjustment to the Conversion Rate (as defined in the Indenture) pursuant to any Excluded Provision; provided further that if, with respect to a Merger Event or a Tender Offer, (i) the consideration for the Shares includes (or, at the option of a holder of Shares, may include) shares of an entity or person that is not a corporation or is not organized under the laws of the United States, any State thereof or the District of Columbia or (ii) the Counterparty to the Transaction following such Merger Event or Tender Offer will not be a corporation and/or will either not be organized under the Issuer laws of the United States, any State thereof or not be a wholly-owned subsidiary the District of Issuer whose obligations hereunder are fully and unconditionally guaranteed by Issuer following such Merger EventColumbia, then, in either case, Cancellation and Payment (Calculation Agent Determination) may apply at Dealer’s commercially reasonable sole election; provided further that, for the avoidance of doubt, adjustments shall be made pursuant to the provisions set forth above regardless of whether any Merger Event or Tender Offer gives rise to an Early Conversion. Nationalization, Insolvency or DelistingConsequences of Announcement Events: Cancellation and Payment (Modified Calculation Agent Determination)Adjustment as set forth in Section 12.3(d) of the Equity Definitions; provided that, in addition respect of an Announcement Event, (x) references to “Tender Offer” shall be replaced by references to “Announcement Event” and references to “Tender Offer Date” shall be replaced by references to “date of such Announcement Event”, (y) the phrase “exercise, settlement, payment or any other terms of the Transaction (including, without limitation, the spread)” shall be replaced with the phrase “Cap Price (provided that in no event shall the Cap Price be less than the Strike Price)”, the parenthetical beginning in the fifth line shall be deleted and replaced with the parenthetical “(solely to account for changes in volatility, expected dividends, stock loan rate or liquidity relevant to the provisions Shares or the Transaction), and the words “whether within a commercially reasonable (as determined by the Calculation Agent) period of Section 12.6(a)(iiitime prior to or after the Announcement Event,” shall be inserted prior to the word “which” in the seventh line, and (z) for the avoidance of doubt, the Calculation Agent shall in a commercially reasonable manner determine whether the relevant Announcement Event has had a material economic effect on the Transaction (and, if so, shall adjust the Cap Price accordingly) on one or more occasions on or after the date of the Announcement Event up to, and including, the Expiration Date, any Early Termination Date and/or any other date of cancellation, it being understood that any adjustment in respect of an Announcement Event shall take into account any earlier adjustment relating to the same Announcement Event. An Announcement Event shall be an “Extraordinary Event” for purposes of the Equity Definitions, it will also constitute a Delisting if the Exchange is located in the United States and the Shares are not immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors); if the Shares are immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors), such exchange or quotation system shall thereafter be deemed to be the Exchange. Additional Disruption Events: Change in Law: Applicable; provided that Section 12.9(a)(ii) which Article 12 of the Equity Definitions is hereby amended by (i) replacing the word “Shares” with the phrase “Hedge Positions” in clause (X) thereof and (ii) inserting the parenthetical “(including, for the avoidance of doubt and without limitation, adoption or promulgation of new regulations authorized or mandated by existing statute)” at the end of clause (A) thereof. Failure to Deliver: Applicable Hedging Disruption: Applicable; provided that:applicable.

Dilution Adjustment Provisions. Sections 5.05(A)(iSection 14.04 (a), (iib), (iiic), (iv) and d), (ve) and Section 5.05(H) 14.05 of the Indenture. Extraordinary Events applicable to the Transaction: Merger Events: Applicable; provided that notwithstanding Section 12.1(b) of the Equity Definitions, a “"Merger Event” " means the occurrence of any event or condition set forth in the definition of “Common Stock Change "Merger Event” " in Section 5.08(A14.07(a) of the Indenture. Tender Offers: Applicable; provided that notwithstanding Section 12.1(d) of the Equity Definitions, a “"Tender Offer” " means the occurrence of any event or condition set forth in Section 5.05(A)(v14.04(e) of the Indenture. Consequences Consequence of Merger Events / Tender Offers: Notwithstanding Section 12.2 and Section 12.3 of the Equity Definitions, upon the occurrence of a Merger Event or a Tender Offer, the Calculation Agent shall make a corresponding adjustment in respect of any adjustment under the Indenture to any one or more of the nature of the Shares (in the case of a Merger Event), Strike Price, Number of Options, Option Entitlement and any other variable relevant to the exercise, settlement or payment for the Transaction, subject to the second paragraph under “Method of Adjustment”; provided, however, that such adjustment shall be made without regard to any adjustment to the Conversion Rate pursuant to any Excluded Provision; provided further that if, with respect to a Merger Event or a Tender Offer, (i) the consideration for the Shares includes (or, at the option of a holder of Shares, may include) shares of an entity or person that is not a corporation or is not organized under the laws of the United States, any State thereof or the District of Columbia or (ii) the Counterparty to the Transaction following such Merger Event or Tender Offer Offer, will not be a corporation and/or or will either not be the Issuer or not be a wholly-owned subsidiary of Issuer whose obligations hereunder are fully and unconditionally guaranteed by Issuer following such Merger EventEvent or Tender Offer, then, in either case, then Cancellation and Payment (Calculation Agent Determination) may apply at Dealer’s commercially reasonable 's sole election; and provided further that, for the avoidance of doubt, no such adjustment shall impact the amount payable to Counterparty under Section 9(h)(ii) upon conversion of the Convertible Notes in connection with a "Make-Whole Fundamental Change" (as defined in the Indenture). Nationalization, Insolvency or Delisting: Cancellation and Payment (Calculation Agent Determination); provided that, in addition to the provisions of Section 12.6(a)(iii) of the Equity Definitions, it will also constitute a Delisting if the Exchange is located in the United States and the Shares are not immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors); if the Shares are immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors), such exchange or quotation system shall thereafter be deemed to be the Exchange. Additional Disruption Events: Change in Law: Applicable; provided that Section 12.9(a)(ii) of the Equity Definitions is hereby amended by (i) replacing the word “"Shares” " with the phrase “"Hedge Positions” " in clause (X) thereof and (ii) inserting the parenthetical “"(including, for the avoidance of doubt and without limitation, adoption or promulgation of new regulations authorized or mandated by existing statute)” " at the end of clause (A) thereof. Failure to Deliver: Applicable Hedging Disruption: Applicable; provided that:

Dilution Adjustment Provisions. Sections 5.05(A)(i4.05(a), (iib), (iiic), (ivd) and (ve) and Section 5.05(H) 4.06 of the Indenture. Extraordinary Events applicable to the Transaction: Merger Events: Applicable; provided that notwithstanding Section 12.1(b) of the Equity Definitions, a “Merger Event” means the occurrence of any event or condition set forth in the definition of “Common Stock Change Merger Event” in Section 5.08(A4.07(a) of the Indenture. Tender Offers: Applicable; provided that notwithstanding Section 12.1(d) of the Equity Definitions, a “Tender Offer” means the occurrence of any event or condition set forth in Section 5.05(A)(v4.05(e) of the Indenture. Consequences of Merger Events / Tender Offers: Notwithstanding Section 12.2 and Section 12.3 of the Equity DefinitionsDefinitions (which Section shall not apply for purposes of the Transaction except as provided in “Consequences of Announcement Events” below and in Section 10(y) below), upon the occurrence of a Merger Event or a Tender Offer, the Calculation Agent shall make a corresponding adjustment in respect of any adjustment under the Indenture to any one or more of the nature of the Shares (in the case of a Merger Event), Strike Price, Number of Options, Option Entitlement and any other variable relevant to the exercise, settlement or payment for the TransactionTransaction to the extent that an analogous adjustment is required to be made pursuant to the Indenture in respect of such Merger Event or Tender Offer, subject to the second paragraph under “Method of Adjustment”; provided, however, that such adjustment shall be made without regard to any adjustment to the Conversion Rate pursuant to any Excluded Provision; provided further that if, with respect to a Merger Event or a Tender Offer, (i) the consideration for the Shares includes (or, at the option of a holder of Shares, may include) shares of an entity or person that is not a corporation or is not organized under the laws of the United States, any State thereof or the District of Columbia or (ii) the Counterparty to the Transaction following such Merger Event or Tender Offer will not be a corporation and/or will either not be organized under the Issuer laws of the United States, any State thereof or not be a wholly-owned subsidiary the District of Issuer whose obligations hereunder are fully and unconditionally guaranteed by Issuer following such Merger EventColumbia, then, in either case, Cancellation and Payment (Calculation Agent Determination) may apply at Dealer’s commercially reasonable sole election; provided further that, for the avoidance of doubt, adjustments shall be made pursuant to the provisions set forth above regardless of whether any Merger Event or Tender Offer gives rise to an Early Conversion. Nationalization, Insolvency or DelistingConsequences of Announcement Events: Cancellation and Payment (Modified Calculation Agent Determination)Adjustment as set forth in Section 12.3(d) of the Equity Definitions; provided that, in addition respect of an Announcement Event, (x) references in such Section 12.3(d) to “Tender Offer” shall be replaced by references to “Announcement Event” and references in such Section 12.3(d) to “Tender Offer Date” shall be replaced by references to “date of such Announcement Event”, (y) the phrase “exercise, settlement, payment or any other terms of the Transaction (including, without limitation, the spread)” in such Section 12.3(d) shall be replaced with the phrase “Cap Price (provided that in no event shall the Cap Price be less than the Strike Price)” and the words “whether within a commercially reasonable (as determined by the Calculation Agent) period of time prior to or after the Announcement Event” shall be inserted prior to the provisions word “which” in the seventh line of such Section 12.6(a)(iii12.3(d), and (z) for the avoidance of doubt, the Calculation Agent shall determine whether the relevant Announcement Event has had a material economic effect on the Transaction (and, if so, shall adjust the Cap Price accordingly to account for such economic effect in a commercially reasonable manner) on one or more occasions on or after the date of the Announcement Event up to, and including, the Expiration Date, any Early Termination Date and/or any other date of cancellation, it being understood that any adjustment in respect of an Announcement Event shall take into account any earlier adjustment relating to the same Announcement Event and shall not be duplicative with any other adjustment or cancellation valuation made pursuant to this Confirmation, the Equity Definitions or the Agreement; provided that in no event shall the Cap Price be adjusted to be less than the Strike Price. An Announcement Event shall be an “Extraordinary Event” for purposes of the Equity Definitions, it will also constitute a Delisting if the Exchange is located in the United States and the Shares are not immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors); if the Shares are immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors), such exchange or quotation system shall thereafter be deemed to be the Exchange. Additional Disruption Events: Change in Law: Applicable; provided that Section 12.9(a)(ii) which Article 12 of the Equity Definitions is hereby amended by (i) replacing the word “Shares” with the phrase “Hedge Positions” in clause (X) thereof and (ii) inserting the parenthetical “(including, for the avoidance of doubt and without limitation, adoption or promulgation of new regulations authorized or mandated by existing statute)” at the end of clause (A) thereof. Failure to Deliver: Applicable Hedging Disruption: Applicable; provided that:applicable.

Dilution Adjustment Provisions. Sections 5.05(A)(i14.04(a), (iib), (iiic), (ivd) and (ve) and Section 5.05(H) 14.05 of the Indenture. Extraordinary Events applicable to the Transaction: Merger Events: Applicable; provided that notwithstanding Section 12.1(b) of the Equity Definitions, a “Merger Event” means the occurrence of any event or condition set forth in the definition of “Common Stock Change Merger Event” in Section 5.08(A14.07(a) of the Indenture. Tender Offers: Applicable; provided that notwithstanding Section 12.1(d) of the Equity Definitions, a “Tender Offer” means the occurrence of any event or condition set forth in Section 5.05(A)(v14.04(e) of the Indenture. Consequences of Merger Events / Tender Offers: Notwithstanding Section 12.2 and Section 12.3 of the Equity Definitions, upon the occurrence of a Merger Event or a Tender Offer, the Calculation Agent shall make a corresponding adjustment in respect of any adjustment under the Indenture to any one or more of the nature of the Shares (in the case of a Merger Event), Strike Price, Number of Options, Option Entitlement and any other variable relevant to the exercise, settlement or payment for the Transaction, subject to the second paragraph under “Method of Adjustment”; provided, however, that such adjustment shall be made without regard to any adjustment to the Conversion Rate pursuant to any Excluded Provision; provided further that if, with respect to a Merger Event or a Tender Offer, (i) the consideration for the Shares includes (or, at the option of a holder of Shares, may include) shares of an entity or person that is not a corporation or is not organized under the laws of the United States, any State thereof or the District of Columbia or (ii) the Counterparty to the Transaction following such Merger Event or Tender Offer will not be a corporation and/or will either not be organized under the Issuer laws of the United States, any State thereof or not be a wholly-owned subsidiary the District of Issuer whose obligations hereunder are fully and unconditionally guaranteed by Issuer following such Merger EventColumbia, then, in either case, Cancellation and Payment (Calculation Agent Determination) may apply at Dealer’s commercially reasonable sole election; provided further that, for the avoidance of doubt, adjustments shall be made pursuant to the provisions set forth above regardless of whether any Merger Event or Tender Offer gives rise to an Early Conversion. Nationalization, Insolvency or DelistingConsequences of Announcement Events: Cancellation and Payment (Modified Calculation Agent Determination)Adjustment as set forth in Section 12.3(d) of the Equity Definitions; provided that, in addition to the provisions respect of an Announcement Event, Section 12.6(a)(iii) of the Equity Definitions, it will also constitute a Delisting if the Exchange is located in the United States and the Shares are not immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors); if the Shares are immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors), such exchange or quotation system shall thereafter be deemed to be the Exchange. Additional Disruption Events: Change in Law: Applicable; provided that Section 12.9(a)(ii12.3(d) of the Equity Definitions is hereby amended replaced in its entirety by the following: “Modified Calculation Agent Adjustment” then, on or after the relevant date of such Announcement Event, the Issuer and the Shares will not change, but the Calculation Agent shall determine whether such Announcement Event had a material economic effect on the Transaction and, if so, shall (iA) replacing make such adjustment to the word “Shares” with Cap Price (provided that in no event shall the phrase “Hedge Positions” Cap Price be less than the Strike Price) as the Calculation Agent determines appropriate to account for the economic effect on the Transaction of such Announcement Event (including adjustments to account for changes in clause (Xvolatility, expected dividends, stock loan rate or liquidity relevant to the Shares or to the Transaction), which may, but need not, be determined by reference to the adjustment(s) thereof made in respect of such Announcement Event by an options exchange to options on the relevant Shares traded on such options exchange and (iiB) inserting determine the parenthetical “(includingeffective date of that adjustment;” provided further that, for the avoidance of doubt doubt, the Calculation Agent may determine whether the relevant Announcement Event has had a material economic effect on the Transaction (and, if so, shall adjust the Cap Price accordingly) on one or more occasions on or after the date of the Announcement Event up to, and without limitationincluding, adoption the Expiration Date, any Early Termination Date and/or any other date with respect to which the Announcement Event is cancelled, withdrawn, discontinued or promulgation otherwise terminated, as applicable, it being understood that any adjustment in respect of new regulations authorized an Announcement Event shall take into account any earlier adjustment relating to the same Announcement Event. An Announcement Event shall be an “Extraordinary Event” for purposes of the Equity Definitions, to which Article 12 of the Equity Definitions is applicable. Announcement Event: (i) The public announcement by (x) any entity of any transaction or mandated event that in the reasonable judgment of the Calculation Agent could reasonably be expected to be completed (it being understood and agreed that in determining whether such transaction could reasonably be expected to be completed, the Calculation Agent may take into consideration the effect of the relevant announcement on the Shares and/or options relating to the Shares) and, if completed, would constitute a Merger Event or Tender Offer, (y) Issuer or its subsidiaries of any potential acquisition by existing statute)” at Issuer and/or its subsidiaries where the end aggregate consideration exceeds 40% of the market capitalization of Issuer as of the date of such announcement (an “Acquisition Transaction”) or (z) any entity of the intention to enter into a Merger Event or Tender Offer or by Issuer or its subsidiaries of an Acquisition Transaction, (ii) the public announcement by Issuer of an intention to solicit or enter into, or to explore strategic alternatives or other similar undertaking that may include, a Merger Event or Tender Offer or an Acquisition Transaction or (iii) any subsequent public announcement by the Issuer or relevant entity making such previous announcement of a change to a transaction or intention that is the subject of an announcement of the type described in clause (Ai) thereof. Failure to Deliver: Applicable Hedging Disruption: Applicable; provided that:or (ii) of this sentence

Dilution Adjustment Provisions. Sections 5.05(A)(i13.04(a), (iib), (iiic), (ivd) and (ve) and Section 5.05(H) 13.05 of the Indenture. Extraordinary Events applicable to the Transaction: Merger Events: Applicable; provided that notwithstanding Section 12.1(b) of the Equity Definitions, a “Merger Event” means the occurrence of any event or condition set forth [in the definition of “Common Stock Change Event” ”] in Section 5.08(A) 13.07 of the Indenture. Tender Offers: Applicable; provided that notwithstanding Section 12.1(d) of the Equity Definitions, a “Tender Offer” means the occurrence of any event or condition set forth in Section 5.05(A)(v13.04(e) of the Indenture. Consequences of Merger Events / Events/Tender Offers: Notwithstanding Section 12.2 and Section 12.3 of the Equity Definitions, upon the occurrence of a Merger Event or a Tender Offer, the Calculation Agent shall make a corresponding adjustment in respect of any adjustment under the Indenture to any one or more of the nature of the Shares (in the case of a Merger Event), Strike Price, Number of Options, Option Entitlement and any other variable term of the Transaction relevant to the exercise, settlement or payment for the TransactionTransaction in a commercially reasonable manner, subject to the second paragraph under “Method of Adjustment”; provided, however, that such adjustment shall be made without regard to any adjustment to the Conversion Rate pursuant to any Excluded Provision; provided further that if, with respect to a Merger Event or a Tender Offer, (i) the consideration for the Shares includes (or, at the option of a holder of Shares, may include) shares of an entity or person that is not a corporation or is not organized under the laws of the United States, any State thereof or the District of Columbia or (ii) the Counterparty to the Transaction following such Merger Event or Tender Offer will not be a corporation and/or will either not be organized under the Issuer laws of the United States, any State thereof or not be a wholly-owned subsidiary the District of Issuer whose obligations hereunder are fully and unconditionally guaranteed by Issuer following such Merger EventColumbia, then, in either case, Cancellation and Payment (Calculation Agent Determination) may apply at Dealer’s commercially reasonable sole election; provided further that, for the avoidance of doubt, adjustments shall be made pursuant to the provisions set forth above regardless of whether any Merger Event or Tender Offer gives rise to an Early Conversion. Nationalization, Insolvency or DelistingConsequences of Announcement Events: Cancellation and Payment (Modified Calculation Agent Determination)Adjustment as set forth in Section 12.3(d) of the Equity Definitions; provided that, in addition respect of an Announcement Event, (x) references to “Tender Offer” shall be replaced by references to “Announcement Event” and references to “Tender Offer Date” shall be replaced by references to “date of such Announcement Event”, (y) the word “shall” in the second line shall be replaced with “may” and the phrase “exercise, settlement, payment or any other terms of the Transaction (including, without limitation, the spread)” shall be replaced with the phrase “Cap Price (provided that in no event shall the Cap Price be less than the Strike Price)” and the words “whether within a commercially reasonable (as determined by the calculation Agent) period of time prior to or after the Announcement Event”, shall be inserted prior to the provisions word “which” in the seventh line of such Section 12.6(a)(iii12.3(d), and (z) for the avoidance of doubt, the Calculation Agent may determine whether the relevant Announcement Event has had an economic effect on the Transaction (and, if so, may adjust the Cap Price accordingly, in a commercially reasonable manner and to account solely for stock price volatility, expected dividends, stock price, strike price, stock loan rate, value of any commercially reasonable hedge positions in connection with the Transaction, liquidity relevant to the Shares or to such Transaction or other commercially reasonable option pricing inputs) on one or more occasions on or after the date of the Announcement Event up to, and including, the Expiration Date, any Early Termination Date and/or any other date of cancellation, it being understood that any adjustment in respect of an Announcement Event shall take into account any earlier adjustment relating to the same Announcement Event. An Announcement Event shall be an “Extraordinary Event” for purposes of the Equity Definitions, it will also constitute a Delisting if the Exchange is located in the United States and the Shares are not immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors); if the Shares are immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors), such exchange or quotation system shall thereafter be deemed to be the Exchange. Additional Disruption Events: Change in Law: Applicable; provided that Section 12.9(a)(ii) which Article 12 of the Equity Definitions is hereby amended by (i) replacing the word “Shares” with the phrase “Hedge Positions” in clause (X) thereof and (ii) inserting the parenthetical “(including, for the avoidance of doubt and without limitation, adoption or promulgation of new regulations authorized or mandated by existing statute)” at the end of clause (A) thereof. Failure to Deliver: Applicable Hedging Disruption: Applicable; provided that:applicable.

Dilution Adjustment Provisions. Sections [5.05(A)(i), (ii), (iii), (iv) and (v) v)]33 and Section 5.05(H) [5.05(G)]34 of the Indenture. Extraordinary Events applicable to the Transaction: Merger Events: Applicable; provided that notwithstanding Section 12.1(b) of the Equity Definitions, a “Merger Event” means the occurrence of any event or condition set forth in the definition of “Common Stock Change Event” in Section 5.08(A) [5.09(A)]35 of the Indenture. Tender Offers: Applicable; provided that notwithstanding Section 12.1(d) of the Equity Definitions, a “Tender Offer” means the occurrence of any event or condition set forth in Section 5.05(A)(v) [5.05(A)(v)]36 of the Indenture. Consequences of Merger Events / Tender Offers: Notwithstanding Section 12.2 and Section 12.3 of the Equity DefinitionsDefinitions (which Section shall not apply for purposes of the Transaction except as provided in Section 10(w) below), upon the occurrence of a Merger Event or a Tender Offer, the Calculation Agent shall may make a corresponding adjustment in respect of any adjustment under the Indenture to any one or more of the nature of the Shares (in the case of a Merger Event), Strike Price, Number of Options, Option Entitlement and any other variable relevant to the exercise, settlement or payment for the Transaction, subject to the second paragraph under “Method of Adjustment”; provided, however, that such adjustment shall be made without regard to any adjustment to the Conversion Rate pursuant to any Excluded Provision; provided further that if, with respect to a Merger Event or a Tender Offer, (i) the consideration for the Shares includes (or, at the option of a holder of Shares, may include) shares of an entity or person that is not a corporation or is not organized under the laws of the United States, any State thereof or the District of Columbia or (ii) the Counterparty to the Transaction following such Merger Event or Tender Offer will not be a corporation and/or will either not be organized under the Issuer laws of the United States, any State thereof or not be a wholly-owned subsidiary the District of Issuer whose obligations hereunder are fully and unconditionally guaranteed by Issuer following such Merger EventColumbia, then, in either case, Cancellation and Payment (Calculation Agent Determination) may apply at Dealer’s commercially reasonable election; provided further that, for the avoidance of doubt, adjustments may be made pursuant to the provisions set forth above regardless of whether any Merger Event or Tender Offer gives rise to an Early Conversion. Nationalization, Insolvency or Delisting33 Insert cross references to specific paragraphs of the section of the Indenture containing anti-dilution adjustments to the Conversion Rate. 34 Insert cross references to specific provisions of the sections of the Indenture providing for adjustments to the Conversion Rate in case of adjustment events that occur during an averaging period. 35 Insert cross references to provisions of the Indenture pertaining to Common Stock Change Event. 36 Insert cross references to provisions of the Indenture describing the consequences of above market tender offers. Consequences of Announcement Events: Cancellation and Payment (Modified Calculation Agent Determination)Adjustment as set forth in Section 12.3(d) of the Equity Definitions; provided that, in addition respect of an Announcement Event, (x) references to “Tender Offer” shall be replaced by references to “Announcement Event” and references to “Tender Offer Date” shall be replaced by references to “date of such Announcement Event”, (y) the phrase “exercise, settlement, payment or any other terms of the Transaction (including, without limitation, the spread)” shall be replaced with the phrase “Cap Price (provided that in no event shall the Cap Price be less than the Strike Price)” and the words “whether within a commercially reasonable (as determined by the Calculation Agent) period of time prior to or after the Announcement Event” shall be inserted prior to the provisions word “which” in the seventh line, and (z) for the avoidance of Section 12.6(a)(iiidoubt, the Calculation Agent may determine, in good faith and in a commercially reasonable manner, whether the relevant Announcement Event has had a material economic effect on the Transaction (and, only if so, may adjust the Cap Price accordingly to account for such economic effect in a commercially reasonable manner) on one or more occasions on or after the date of the Announcement Event up to, and including, the Expiration Date, any Early Termination Date and/or any other date of cancellation, it being understood that any adjustment in respect of an Announcement Event shall take into account any earlier adjustment relating to the same Announcement Event and shall not be duplicative with any other adjustment or cancellation valuation made pursuant to this Confirmation, the Equity Definitions or the Agreement; provided that in no event shall the Cap Price be adjusted to be less than the Strike Price. In making any adjustment the Calculation Agent may take into account stock price, volatility, expected dividends, stock loan rate, liquidity relevant to the Shares or to the Transaction, and other commercially reasonable option pricing inputs that the Calculation Agent determines in a commercially reasonable manner to be relevant, whether within a commercially reasonable (as determined by the Calculation Agent) period of time prior to or after such Announcement Event. An Announcement Event shall be an “Extraordinary Event” for purposes of the Equity Definitions, it will also constitute a Delisting if the Exchange is located in the United States and the Shares are not immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors); if the Shares are immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors), such exchange or quotation system shall thereafter be deemed to be the Exchange. Additional Disruption Events: Change in Law: Applicable; provided that Section 12.9(a)(ii) which Article 12 of the Equity Definitions is hereby amended by applicable. Announcement Event: (iw) replacing the word “Shares” with the phrase “Hedge Positions” An Announcement Date occurs in clause respect of a potential Merger Event (X) thereof and (ii) inserting the parenthetical “(including, for the avoidance of doubt and doubt, determined without limitationregard to the language in the definition of “Merger Event” following the definition of “Reverse Merger” therein) or Tender Offer or any transaction or event or series of transactions and/or events that, adoption if consummated, would lead to a Merger Event or promulgation Tender Offer (as determined by the Calculation Agent), (x) Counterparty makes a public announcement of new regulations authorized an intention to solicit or mandated by existing statute)” at the end of clause (A) thereof. Failure enter into, or to Deliver: Applicable Hedging Disruption: Applicable; provided that:explore strategic alternatives or other similar undertaking that may include a Merger Event or Tender

Dilution Adjustment Provisions. Sections 5.05(A)(i), (ii), (iii), (iv) ), and (v) and Section 5.05(H) of the Indenture. Extraordinary Events applicable to the Transaction: Merger Events: Applicable; provided that notwithstanding Section 12.1(b) of the Equity Definitions, a “Merger Event” means the occurrence of any event or condition set forth in the definition of “Common Stock Change Event” in Section 5.08(A) 5.09 of the Indenture. Tender Offers: Applicable; provided that notwithstanding Section 12.1(d) of the Equity Definitions, a “Tender Offer” means the occurrence of any event or condition set forth in Section 5.05(A)(v) of the Indenture. Consequences of Merger Events / Tender Offers: Notwithstanding Section 12.2 and Section 12.3 of the Equity DefinitionsDefinitions (which Section shall not apply for purposes of the Transaction), upon the occurrence of a Merger Event or a Tender Offer, the Calculation Agent shall make a corresponding adjustment in respect of any adjustment under the Indenture to any one or more of the nature of the Shares (in the case of a Merger Event), Strike Price, Number of Options, Option Entitlement and any other variable relevant to the exercise, settlement or payment for the Transaction, subject to the second paragraph under “Method of Adjustment”; provided, however, that such adjustment shall be made without regard to any adjustment to the Conversion Rate pursuant to any Excluded Provision; provided further that if, if with respect to a any Merger Event or a any Tender Offer, (iA) the consideration for the Shares includes (or, at the option of a holder of Shares, may include) shares of an entity or person that is not a corporation or is not organized under the laws of the United States, any State thereof or the District of Columbia or (iiB) the Counterparty to the Transaction following such Merger Event or Tender Offer will not be a corporation and/or will either not be organized under the Issuer laws of the United States, any State thereof or not be a wholly-owned subsidiary the District of Issuer whose obligations hereunder are fully and unconditionally guaranteed by Issuer following such Merger EventColumbia, then, in either case, Cancellation and Payment (Calculation Agent Determination) may apply at Dealer’s commercially reasonable electionelection made in good faith. Nationalization, Insolvency or Delisting: Cancellation and Payment (Calculation Agent Determination); provided that, in addition to the provisions of Section 12.6(a)(iii) of the Equity Definitions, it will also constitute a Delisting if the Exchange is located in the United States and the Shares are not immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors); if the Shares are immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors), such exchange or quotation system shall thereafter be deemed to be the Exchange. Additional Disruption Events: Change in Law: Applicable; provided that Section 12.9(a)(ii) of the Equity Definitions is hereby amended by (i) replacing the word “Shares” with the phrase “Hedge Positions” in clause (X) thereof and thereof; (ii) inserting the parenthetical “(including, for the avoidance of doubt and without limitation, adoption or promulgation of new regulations authorized or mandated by existing statute)” at the end of clause (A) thereof; (iii) replacing the phrase “the interpretation” in the third line thereof with the phrase “or announcement of the formal or informal interpretation”; and (iv) adding the words “provided that, in the case of clause (Y) hereof where such determination is based on Dealer’s policies and procedures, such policies and procedures have been adopted by Dealer in good faith and are generally applicable in similar situations and applied in a non-discriminatory manner” after the semicolon in the last line thereof. Failure to Deliver: Applicable Hedging Disruption: Applicable; provided that:

Dilution Adjustment Provisions. Sections 5.05(A)(i), (ii), (iii), (iv) and (v) and Section 5.05(H) of the Indenture. Extraordinary Events applicable to the Transaction: Merger Events: Applicable; provided that notwithstanding Section 12.1(b) of the Equity Definitions, a “Merger Event” means the occurrence of any event or condition set forth in the definition of “Common Stock Share Change Event” in Section 5.08(A5.09(A) of the Indenture. Tender Offers: Applicable; provided that notwithstanding Section 12.1(d) of the Equity Definitions, a “Tender Offer” means the occurrence of any event or condition set forth in Section 5.05(A)(v) of the Indenture. Consequences of Merger Events / Tender Offers: Notwithstanding Section 12.2 and Section 12.3 of the Equity DefinitionsDefinitions (which Section shall not apply for purposes of the Transaction except as provided in Section 10(y) below), upon the occurrence of a Merger Event or a Tender Offer, the Calculation Agent shall make a corresponding adjustment in respect of any adjustment under the Indenture to any one or more of the nature of the Shares (in the case of a Merger Event), Strike Price, Number of Options, Option Entitlement and any other variable relevant to the exercise, settlement or payment for the Transaction, subject to the second paragraph under “Method of Adjustment”; provided, however, that such adjustment shall be made without regard to any adjustment to the Conversion Rate pursuant to any Excluded Provision; provided further that if, with respect to a Merger Event or a Tender Offer, (i) the consideration for the Shares includes (or, at the option of a holder of Shares, may include) shares of an entity or person that is not a corporation or is not organized under the laws of the United States, any State thereof or thereof, the District of Columbia or, so long as the representation of Counterparty or any successor in Section 8(n) remains true and correct, Canada or any province thereof or (ii) the Counterparty to the Transaction following such Merger Event or Tender Offer will not be a corporation and/or will either not be organized under the Issuer laws of the United States, any State thereof, the District of Columbia or, so long as the representation of Counterparty or not be a wholly-owned subsidiary of Issuer whose obligations hereunder are fully any successor in Section 8(n) remains true and unconditionally guaranteed by Issuer following such Merger Eventcorrect, Canada or any province thereof, then, in either case, Cancellation and Payment (Calculation Agent Determination) may apply at Dealer’s commercially reasonable election; provided further that, for the avoidance of doubt, adjustments shall be made pursuant to the provisions set forth above regardless of whether any Merger Event or Tender Offer gives rise to an Early Conversion. Nationalization, Insolvency or DelistingConsequences of Announcement Events: Cancellation and Payment (Modified Calculation Agent Determination)Adjustment as set forth in Section 12.3(d) of the Equity Definitions; provided that, in addition respect of an Announcement Event, (w) references to “Tender Offer” shall be replaced by references to “Announcement Event” and references to “Tender Offer Date” shall be replaced by references to “date of such Announcement Event”, (x) the word “shall” in the second line shall be replaced with “may (and, if it would be commercially reasonable to do so, shall)”, (y) the phrase “exercise, settlement, payment or any other terms of the Transaction (including, without limitation, the spread)” shall be replaced with the phrase “Cap Price (provided that in no event shall the Cap Price be less than the Strike Price)” and the words “whether within a commercially reasonable (as determined by the Calculation Agent) period of time prior to or after the Announcement Event” shall be inserted prior to the provisions word “which” in the seventh line, and (z) for the avoidance of doubt, the Calculation Agent shall determine, in good faith and in a commercially reasonable manner, whether the relevant Announcement Event has had a material economic effect on the Transaction (and, if so, shall adjust the Cap Price accordingly to account for such economic effect in a commercially reasonable manner) on one or more occasions on or after the date of the Announcement Event up to, and including, the Expiration Date, any Early Termination Date and/or any other date of cancellation, it being understood that any adjustment in respect of an Announcement Event shall take into account any earlier adjustment relating to the same Announcement Event and shall not be duplicative with any other adjustment or cancellation valuation made pursuant to this Confirmation, the Equity Definitions or the Agreement; provided that in no event shall the Cap Price be adjusted to be less than the Strike Price (subject in all cases to clause (ii) of Section 12.6(a)(iii12.3(d) of the Equity Definitions). In making any adjustment the Calculation Agent shall take into account stock price, it will also constitute a Delisting if the Exchange is located in the United States and volatility, expected dividends, stock loan rate, liquidity relevant to the Shares are not immediately re-listedor to the Transaction, re-traded and other commercially reasonable option pricing inputs that the Calculation Agent determines in a commercially reasonable manner to be relevant, whether within a commercially reasonable (as determined by the Calculation Agent) period of time prior to or re-quoted on any after such Announcement Event. An Announcement Event shall be an “Extraordinary Event” for purposes of the New York Stock ExchangeEquity Definitions, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors); if the Shares are immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors), such exchange or quotation system shall thereafter be deemed to be the Exchange. Additional Disruption Events: Change in Law: Applicable; provided that Section 12.9(a)(ii) which Article 12 of the Equity Definitions is hereby amended by applicable. Announcement Event: (iw) replacing the word “Shares” with the phrase “Hedge Positions” An Announcement Date occurs in clause respect of a potential Merger Event (X) thereof and (ii) inserting the parenthetical “(including, for the avoidance of doubt and doubt, determined without limitationregard to the language in the definition of “Merger Event” following the definition of “Reverse Merger” therein) or Tender Offer or any transaction or event or series of transactions and/or events that, adoption if consummated, would lead to a Merger Event or promulgation Tender Offer (as determined by the Calculation Agent), (x) Counterparty, a subsidiary, affiliate, agent or representative of new regulations authorized or mandated by existing statute)” at the end Counterparty makes a public announcement of clause (A) thereof. Failure to Deliver: Applicable Hedging Disruption: Applicable; provided that:an intention

Dilution Adjustment Provisions. Sections 5.05(A)(i), (ii), (iii), (iv) and (v) and Section 5.05(H) of the Indenture. Extraordinary Events applicable to the Transaction: Merger Events: Applicable; provided that notwithstanding Section 12.1(b) of the Equity Definitions, a “Merger Event” means the occurrence of any event or condition set forth in the definition of “Common Stock Change Event” in Section 5.08(A) 5.09 of the Indenture. Tender Offers: Applicable; provided that notwithstanding Section 12.1(d) of the Equity Definitions, a “Tender Offer” means the occurrence of any event or condition set forth in Section 5.05(A)(v) of the Indenture. Consequences of Merger Events / Events/Tender Offers: Notwithstanding Section 12.2 and Section 12.3 of the Equity Definitions, upon the occurrence of a Merger Event or a Tender Offer, the Calculation Agent shall make a corresponding adjustment in respect of any adjustment under the Indenture to any one or more of the nature of the Shares (in the case of a Merger Event), Strike Price, Number of Options, Option Entitlement and any other variable relevant to the exercise, settlement or payment for the Transaction, subject to the second paragraph under “Method of Adjustment”; provided, however, that such adjustment shall be made without regard to any adjustment to the Conversion Rate pursuant to any Excluded Provision; provided further that if, with respect to a Merger Event or a Tender Offer, (i) the consideration for the Shares includes (or, at the option of a holder of Shares, may include) shares of an entity or person that is not a corporation or is not organized under the laws of the United States, any State thereof or the District of Columbia or (ii) the Counterparty to the Transaction following such Merger Event or Tender Offer will not be a corporation and/or will either not be organized under the Issuer laws of the United States, any State thereof or not be a wholly-owned subsidiary the District of Issuer whose obligations hereunder are fully and unconditionally guaranteed by Issuer following such Merger EventColumbia, then, in either case, Cancellation and Payment (Calculation Agent Determination) may apply at Dealer’s commercially reasonable election; provided further that, for the avoidance of doubt, adjustments shall be made pursuant to the provisions set forth above regardless of whether any Merger Event or Tender Offer gives rise to an Early Conversion. Nationalization, Insolvency or DelistingConsequences of Announcement Events: Cancellation and Payment (Modified Calculation Agent Determination)Adjustment as set forth in Section 12.3(d) of the Equity Definitions; provided that, in addition respect of an Announcement Event, (x) references to “Tender Offer” shall be replaced by references to “Announcement Event” and references to “Tender Offer Date” shall be replaced by references to “date of such Announcement Event”, (y) the phrase “exercise, settlement, payment or any other terms of the Transaction (including, without limitation, the spread)” shall be replaced with the phrase “Cap Price (provided that in no event shall the Cap Price be less than the Strike Price)”, and (z) for the avoidance of doubt, the Calculation Agent shall, in good faith and in a commercially reasonable manner, determine whether the relevant Announcement Event has had an economic effect on the Transaction (and, if so, shall adjust the Cap Price accordingly) on one or more occasions on or after the date of the Announcement Event up to, and including, the Expiration Date, any Early Termination Date and/or any other date of cancellation, it being understood that (i) any adjustment in respect of an Announcement Event shall take into account any earlier adjustment relating to the provisions of Section 12.6(a)(iiisame Announcement Event and (ii) in making any adjustment the Calculation Agent shall take into account volatility, liquidity or other factors before and after such Announcement Event. An Announcement Event shall be an “Extraordinary Event” for purposes of the Equity Definitions, it will also constitute a Delisting if the Exchange is located in the United States and the Shares are not immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors); if the Shares are immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors), such exchange or quotation system shall thereafter be deemed to be the Exchange. Additional Disruption Events: Change in Law: Applicable; provided that Section 12.9(a)(ii) which Article 12 of the Equity Definitions is hereby amended by applicable. Announcement Event: (i) replacing The public announcement by any entity of (x) any transaction or event that, if completed, would constitute a Merger Event or Tender Offer, (y) any potential acquisition or disposition by Issuer and/or its subsidiaries where the word aggregate consideration exceeds 35% of the market capitalization of Issuer as of the date of such announcement (an “Shares” with the phrase “Hedge Positions” in clause Acquisition Transaction”) or (Xz) thereof and (ii) inserting the parenthetical “(including, for the avoidance of doubt and without limitation, adoption or promulgation of new regulations authorized or mandated by existing statute)” at the end of clause (A) thereof. Failure to Deliver: Applicable Hedging Disruption: Applicable; provided that:the

Dilution Adjustment Provisions. Sections 5.05(A)(i), (ii), (iii), (iv) and (v) and Section 5.05(H) of the Indenture. Extraordinary Events applicable to the Transaction: Merger Events: Applicable; provided that notwithstanding Section 12.1(b) of the Equity Definitions, a “Merger Event” means the occurrence of any event or condition set forth in the definition of “Common Stock Change Event” in Section 5.08(A) 5.09 of the Indenture. Tender Offers: Applicable; provided that notwithstanding Section 12.1(d) of the Equity Definitions, a “Tender Offer” means the occurrence of any event or condition set forth in Section 5.05(A)(v) of the Indenture. Consequences of Merger Events / Events/Tender Offers: Notwithstanding Section 12.2 and Section 12.3 of the Equity Definitions, upon the occurrence of a Merger Event or a Tender Offer, the Calculation Agent shall make a corresponding adjustment in respect of any adjustment under the Indenture to any one or more of the nature of the Shares (in the case of a Merger Event), Strike Price, Number of Options, Option Entitlement and any other variable relevant to the exercise, settlement or payment for the Transaction, subject to the second paragraph under “Method of Adjustment”; provided, however, that such adjustment shall be made without regard to any adjustment to the Conversion Rate pursuant to any Excluded Provision; provided further that if, with respect to a Merger Event or a Tender Offer, (i) the consideration for the Shares includes (or, at the option of a holder of Shares, may include) shares of an entity or person that is not a corporation or is not organized under the laws of the United States, any State thereof or the District of Columbia or (ii) the Counterparty to the Transaction following such Merger Event or Tender Offer will not be a corporation and/or will either not be organized under the Issuer laws of the United States, any State thereof or not be a wholly-owned subsidiary the District of Issuer whose obligations hereunder are fully and unconditionally guaranteed by Issuer following such Merger EventColumbia, then, in either case, Cancellation and Payment (Calculation Agent Determination) may apply at Dealer’s commercially reasonable election; provided further that, for the avoidance of doubt, adjustments shall be made pursuant to the provisions set forth above regardless of whether any Merger Event or Tender Offer gives rise to an Early Conversion. Nationalization, Insolvency or DelistingConsequences of Announcement Events: Cancellation and Payment (Modified Calculation Agent Determination)Adjustment as set forth in Section 12.3(d) of the Equity Definitions; provided that, in addition respect of an Announcement Event, (x) references to “Tender Offer” shall be replaced by references to “Announcement Event” and references to “Tender Offer Date” shall be replaced by references to “date of such Announcement Event”, (y) the phrase “exercise, settlement, payment or any other terms of the Transaction (including, without limitation, the spread)” shall be replaced with the phrase “Cap Price (provided that in no event shall the Cap Price be less than the Strike Price)”, and (z) for the avoidance of doubt, the Calculation Agent shall, in good faith and in a commercially reasonable manner, determine whether the relevant Announcement Event has had an economic effect on the Transaction (and, if so, shall adjust the Cap Price accordingly) on one or more occasions on or after the date of the Announcement Event up to, and including, the Expiration Date, any Early Termination Date and/or any other date of cancellation, it being understood that (i) any adjustment in respect of an Announcement Event shall take into account any earlier adjustment relating to the provisions of Section 12.6(a)(iiisame Announcement Event and (ii) in making any adjustment the Calculation Agent shall take into account volatility, liquidity or other factors before and after such Announcement Event. An Announcement Event shall be an “Extraordinary Event” for purposes of the Equity Definitions, it will also constitute a Delisting if the Exchange is located in the United States and the Shares are not immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors); if the Shares are immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors), such exchange or quotation system shall thereafter be deemed to be the Exchange. Additional Disruption Events: Change in Law: Applicable; provided that Section 12.9(a)(ii) which Article 12 of the Equity Definitions is hereby amended by applicable. Announcement Event: (i) replacing The public announcement by any entity of (x) any transaction or event that, if completed, would constitute a Merger Event or Tender Offer, (y) any potential acquisition or disposition by Issuer and/or its subsidiaries where the word aggregate consideration exceeds 30% of the market capitalization of Issuer as of the date of such announcement (an “Shares” with Acquisition Transaction”) or (z) the phrase “Hedge Positions” in clause (X) thereof and intention to enter into a Merger Event or Tender Offer or an Acquisition Transaction, (ii) inserting the parenthetical “(including, for the avoidance of doubt and without limitation, adoption or promulgation of new regulations authorized or mandated by existing statute)” at the end of clause (A) thereof. Failure to Deliver: Applicable Hedging Disruption: Applicable; provided that:public announcement by

Dilution Adjustment Provisions. Sections 5.05(A)(i14.04(a), (iib), (iiic), (ivd) and (ve) and Section 5.05(H) 14.05 of the Indenture. Extraordinary Events applicable to the Transaction: Merger Events: Applicable; provided that notwithstanding Section 12.1(b) of the Equity Definitions, a “Merger Event” means the occurrence of any event or condition set forth in the definition of “Common Stock Change Specified Corporate Event” in Section 5.08(A) 14.07 of the Indenture. Tender Offers: Applicable; provided that notwithstanding Section 12.1(d) of the Equity Definitions, a “Tender OfferSpecified Corporate Event” means the occurrence of any event or condition set forth in Section 5.05(A)(v) 14.07 of the Indenture. Consequences of Merger Events / Tender Offers: Notwithstanding Section 12.2 and Section 12.3 of the Equity Definitions, upon the occurrence of a Merger Event or a Tender Offer, the Calculation Agent shall make a corresponding adjustment in respect of any adjustment under the Indenture to any one or more of the nature of the Shares (in the case of a Merger Event), Strike Price, Number of Options, Option Entitlement and any other variable relevant to the exercise, settlement or payment for the Transaction, subject to the second paragraph under “Method of Adjustment”; provided, however, that such adjustment shall be made without regard to any adjustment to the Conversion Rate pursuant to any Excluded Provision; provided further that if, with respect to a Merger Event or a Tender Offer, (i) the consideration for the Shares includes (or, at the option of a holder of Shares, may include) shares of an entity or person that is not a corporation or is not organized under the laws of the United States, any State thereof or the District of Columbia or (ii) the Counterparty to the Transaction following such Merger Event or Tender Offer will not be a corporation and/or will either not be the Issuer or not be a wholly-owned subsidiary of Issuer whose obligations hereunder are fully and unconditionally guaranteed by Issuer following such Merger Eventcorporation, then, in either case, Cancellation and Payment (Calculation Agent Determination) may apply at Dealer’s sole election. In addition, if, with respect to a Merger Event, the Counterparty to the Transaction following such Merger Event will not be the Issuer following such Merger Event, then, with respect to such Merger Event, as a condition precedent to the adjustments contemplated hereby, Dealer, Counterparty and the entity that will be the issuer of the Shares (the “New Issuer”) shall work in good faith to negotiate and enter into such documentation containing representations, warranties and agreements relating to securities law and other issues as requested by Dealer that continue, or the New Issuer to accede, as applicable, as a party to the Transaction, as adjusted hereby (which adjustments shall be made without duplication of any adjustments determined pursuant to any other provision of this Transaction), and to preserve Dealer’s hedging or hedge unwind activities in connection with the Transaction in a manner compliant with applicable legal, regulatory or self-regulatory requirements, or with related policies and procedures applicable to Dealer (whether or not such requirements, policies or procedures are imposed by law or have been voluntarily adopted by Dealer), and if (1) such documentation has not been mutually agreed to on or prior to the date the Merger Event becomes effective or settlement of the Tender Offer occurs, as applicable, (2) the New Issuer does not fully and unconditionally guarantee all contractual obligations of Counterparty or (3) the Calculation Agent determines that the adjustment hereunder will not produce a commercially reasonable result, Cancellation and Payment (Calculation Agent Determination) may apply at Dealer’s sole election. Nationalization, Insolvency or Delisting: Cancellation and Payment (Calculation Agent Determination); provided that, in addition to the provisions of Section 12.6(a)(iii) of the Equity Definitions, it will also constitute a Delisting if the Exchange is located in the United States and the Shares are not immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors); if the Shares are immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors), such exchange or quotation system shall thereafter be deemed to be the Exchange. Additional Disruption Events: Change in Law: Applicable; provided that Section 12.9(a)(ii) of the Equity Definitions is hereby amended by (i) replacing the word “Shares” with the phrase “Hedge Positions” in clause (X) thereof and (ii) inserting the parenthetical “(including, for the avoidance of doubt and without limitation, adoption or promulgation of new regulations authorized or mandated by existing statute)” at the end of clause (A) thereof and (iii) adding the following proviso to the end of clause (Y) thereof: “provided that (1) such party has used commercially reasonable efforts to avoid such increased cost on terms reasonably acceptable to such party, as long as (i) such party would not incur a materially increased cost (including, without limitation, due to any increase in tax liability, decrease in tax benefit or other adverse effect on its tax position), as reasonably determined by such party, in doing so, (ii) such party would not violate any applicable law, rule, regulation or policy of such party, as reasonably determined by such party, in doing so, (iii) such party would not suffer a material penalty, injunction, nonfinancial burden, reputational harm or other material adverse consequence in doing so, (iv) such party would not incur any material operational or administrative burden in doing so and (v) such party would not, in doing so, be required to take any action that is contrary to the intent of the law or regulation that is subject to the Change in Law and (2) Dealer may exercise its termination right with respect to such event described in this clause (Y) only if Dealer is generally exercising its rights to terminate or adjust as a result of such event with respect to any similarly situated customers in the context of the event constituting such Change in Law. Failure to Deliver: Applicable Hedging Disruption: Applicable; provided that:

Dilution Adjustment Provisions. Sections 5.05(A)(i14.04(a), (iib), (iiic), (ivd) and (ve) and Section 5.05(H) 14.05 of the Indenture. Extraordinary Events applicable to the Transaction: Merger Events: Applicable; provided that notwithstanding Section 12.1(b) of the Equity Definitions, a “Merger Event” means the occurrence of any event or condition set forth in the definition of “Common Stock Change Merger Event” in Section 5.08(A14.07(a) of the Indenture. Tender Offers: Applicable; provided that notwithstanding Section 12.1(d) of the Equity Definitions, a “Tender Offer” means the occurrence of any event or condition set forth in Section 5.05(A)(v14.04(e) of the Indenture. Consequences of Merger Events / Tender Offers: Notwithstanding Section 12.2 and Section 12.3 of the Equity Definitions, upon the occurrence of a Merger Event or a Tender Offer, the Calculation Agent shall make a corresponding and equivalent adjustment in respect of any adjustment under the Indenture to any one or more of the nature of the Shares (in the case of a Merger Event), Strike Price, Number of Options, Option Entitlement and any other variable relevant to the exercise, settlement or payment for the Transaction, subject to the second paragraph under “Method of Adjustment”; provided, however, that such adjustment shall be made without regard to any adjustment to the Conversion Rate pursuant to any Excluded Provision; provided further that if, with respect to a Merger Event or a Tender Offer, (i) the consideration for the Shares includes (or, at the option of a holder of Shares, may include) shares of an entity or person that is not a corporation or is not organized under the laws of the United States, any State thereof or the District of Columbia or (ii) the Counterparty to the Transaction following such Merger Event or Tender Offer will not be a corporation and/or will either not be organized under the Issuer laws of the United States, any State thereof or not be a wholly-owned subsidiary the District of Issuer whose obligations hereunder are fully and unconditionally guaranteed by Issuer following such Merger EventColumbia, then, in either case, Cancellation and Payment (Calculation Agent Determination) may apply at in Dealer’s commercially reasonable electiondiscretion. Nationalization, Insolvency or Delisting: Cancellation and Payment (Calculation Agent Determination); provided that, in addition to the provisions of Section 12.6(a)(iii) of the Equity Definitions, it will also constitute a Delisting if the Exchange is located in the United States and the Shares are not immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors); if the Shares are immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors), such exchange or quotation system shall thereafter be deemed to be the Exchange. Additional Disruption Events: Change in Law: Applicable; provided that Section 12.9(a)(ii) of the Equity Definitions is hereby amended by (i) replacing the word “Shares” with the phrase “Hedge Positions” in clause (X) thereof and (ii) inserting the parenthetical “(including, for the avoidance of doubt and without limitation, adoption or promulgation of new regulations authorized or mandated by existing statute)” at the end of clause (A) thereof. Failure to Deliver: Applicable Hedging Disruption: Applicable; provided that:.

Dilution Adjustment Provisions. Sections 5.05(A)(iSection 14.04(a), (iib), (iiic), (ivd) and (ve) and Section 5.05(H) 14.05 of the Indenture. Extraordinary Events applicable to the Transaction: Merger Events: Applicable; provided that notwithstanding Section 12.1(b) of the Equity Definitions, a “Merger Event” means the occurrence of any event or condition set forth in the definition of “Common Stock Change Merger Event” in Section 5.08(A14.07(a) of the Indenture. Tender Offers: Applicable; provided that notwithstanding Section 12.1(d) of the Equity Definitions, a “Tender Offer” means the occurrence of any event or condition set forth in Section 5.05(A)(v14.04(e) of the Indenture. Consequences Consequence of Merger Events / Tender /Tender Offers: Notwithstanding Section 12.2 and Section 12.3 of the Equity Definitions, upon the occurrence of a Merger Event or a Tender Offer, the Calculation Agent shall make a corresponding adjustment in respect of any adjustment under the Indenture to any one or more of the nature of the Shares (in the case of a Merger Event), Strike Price, Number of Options, Option Entitlement and any other variable relevant to the exercise, settlement or payment for the Transaction, subject to the second paragraph under “Method of Adjustment”; provided, however, that such adjustment shall be made without regard to any adjustment to the Conversion Rate pursuant to any Excluded Provision; provided further that if, with respect to a Merger Event or a Tender Offer, (i) the consideration for the Shares includes (or, at the option of a holder of Shares, may include) shares of an entity or person that is not a corporation or is not organized under the laws of the United States, any State thereof or the District of Columbia or (ii) the Counterparty to the Transaction following such Merger Event or Tender Offer Offer, will not be a corporation and/or will either not be the Issuer or not be a wholly-owned subsidiary of Issuer whose obligations hereunder are fully and unconditionally guaranteed by Issuer following such Merger EventEvent or Tender Offer, then, in either case, then Cancellation and Payment (Calculation Agent Determination) may apply at Dealer’s commercially reasonable electionshall apply. Nationalization, Insolvency or Delisting: Cancellation and Payment (Calculation Agent Determination); provided that, in addition to the provisions of Section 12.6(a)(iii) of the Equity Definitions, it will also constitute a Delisting if the Exchange is located in the United States and the Shares are not immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors); if the Shares are immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors), such exchange or quotation system shall thereafter be deemed to be the Exchange. Additional Disruption Events: Change in Law: Applicable; provided that Section 12.9(a)(ii12.9(a)(ii)(X) of the Equity Definitions is hereby amended by (i) replacing the word “Shares” with the phrase “Hedge Positions.” in clause (X) thereof and (ii) inserting the parenthetical “(including, for the avoidance of doubt and without limitation, adoption or promulgation of new regulations authorized or mandated by existing statute)” at the end of clause (A) thereof. Failure to Deliver: Not Applicable Hedging Disruption: Applicable; provided that:that Section 12.9(b)(iii) of the Equity Definitions is hereby amended by inserting in the third line thereof, after the words “to terminate the Transaction”, the words “or a portion of the Transaction affected by such Hedging Disruption”. Hedging Party: For all applicable Additional Disruption Events, Dealer.

Dilution Adjustment Provisions. Sections 5.05(A)(i12.04(a), (iib), (iiic), (ivd) and (ve) and Section 5.05(H) 12.05 of the Supplemental Indenture. Extraordinary Events applicable to the Transaction: Merger Events: Applicable; provided that notwithstanding Section 12.1(b) of the Equity Definitions, a “Merger Event” means the occurrence of any event or condition set forth in the definition of “Common Stock Change Merger Event” in Section 5.08(A) 12.07 of the Supplemental Indenture. Tender Offers: Applicable; provided that notwithstanding Section 12.1(d) of the Equity Definitions, a “Tender Offer” means the occurrence of any event or condition set forth in Section 5.05(A)(v12.04(e) of the Supplemental Indenture. Consequences of Merger Events / Tender Offers: Notwithstanding Section 12.2 and Section 12.3 of the Equity Definitions, upon the occurrence of a Merger Event or a Tender Offer, the Calculation Agent shall make a corresponding adjustment in respect of any adjustment under the Indenture to any one or more of the nature of the Shares (in the case of a Merger Event), Strike Price, Number of Options, Option Entitlement and any other variable relevant to the exercise, settlement or payment for the Transaction, subject to the second paragraph under “Method of Adjustment”; provided, however, that such adjustment shall be made without regard to any adjustment to the Conversion Rate pursuant to any Excluded Provision; provided further that if, with respect to a Merger Event or a Tender Offer, (i) the consideration for the Shares includes (or, at the option of a holder of Shares, may include) shares of an entity or person that is not a corporation or is not organized under the laws of the United States, any State thereof or the District of Columbia or (ii) the Counterparty to the Transaction following such Merger Event or Tender Offer will not be a corporation and/or will either not be the Issuer or not be a wholly-owned subsidiary of Issuer whose obligations hereunder are fully and unconditionally guaranteed by Issuer following such Merger Eventcorporation, then, in either case, Cancellation and Payment (Calculation Agent Determination) may apply at DealerNomura’s commercially reasonable sole election. Nationalization, Insolvency or Delisting: Cancellation and Payment (Calculation Agent Determination); provided that, in addition to the provisions of Section 12.6(a)(iii) of the Equity Definitions, it will also constitute a Delisting if the Exchange is located in the United States and the Shares are not immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors); if the Shares are immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors), such exchange or quotation system shall thereafter be deemed to be the Exchange. Additional Disruption Events: Change in Law: Applicable; provided that Section 12.9(a)(ii) of the Equity Definitions is hereby amended by (i) replacing the word “Shares” with the phrase “Hedge Positions” in clause (X) thereof and (ii) inserting the parenthetical “(including, for the avoidance of doubt and without limitation, adoption or promulgation of new regulations authorized or mandated by existing statute)” at the end of clause (A) thereof. Failure to Deliver: Applicable Hedging Disruption: Applicable; provided that:.

Dilution Adjustment Provisions. Sections 5.05(A)(i[ ][( ), (ii( ), (iii( ), (iv( ) and (v) ( )]29 and Section 5.05(H) [ ]30 of the Indenture. Extraordinary Events applicable to the Transaction: Merger Events: Applicable; provided that notwithstanding Section 12.1(b) of the Equity Definitions, a “Merger Event” means the occurrence of any event or condition set forth [in the definition of “Common Stock Change Merger Event” ”] in Section 5.08(A) [ ]31 of the Indenture. Tender Offers: Applicable; provided that notwithstanding Section 12.1(d) of the Equity Definitions, a “Tender Offer” means the occurrence of any event or condition set forth in Section 5.05(A)(v) [ ]32 of the Indenture. Consequences of Merger Events / Events/ Tender Offers: Notwithstanding Section 12.2 and Section 12.3 of the Equity Definitions, upon the occurrence of a Merger Event or a Tender Offer, the Calculation Agent shall make a corresponding adjustment in respect of any adjustment under the Indenture to any one or more of the nature of the Shares (in the case of a Merger Event), Strike Price, Number of Options, Option Entitlement and any other variable relevant to the exercise, settlement or payment for the Transaction, subject to the second paragraph under “Method of Adjustment”; provided, however, that such adjustment shall be made without regard to any adjustment to the Conversion Rate pursuant to any Excluded Provision; provided further that if, with respect to a Merger Event or a Tender Offer, (i) the consideration for the Shares includes (or, at the option of a holder of Shares, may include) shares of an entity or person that is not a corporation or is not organized under the laws of the United States, any State thereof or the District of Columbia or (ii) the Counterparty to the Transaction following such Merger Event or Tender Offer will not be a corporation and/or will either not be organized under the Issuer laws of the United States, any State thereof or not be a wholly-owned subsidiary the District of Issuer whose obligations hereunder are fully and unconditionally guaranteed by Issuer following such Merger EventColumbia, then, in either case, Cancellation and Payment (Calculation Agent Determination) may apply at Dealer’s commercially reasonable sole election; provided further that, for the avoidance of doubt, adjustments shall be made pursuant to the provisions set forth above regardless of whether any Merger Event or Tender Offer gives rise to an Early Conversion. Nationalization29 Include cross-reference to specific paragraphs of the section of the Indenture containing anti-dilution adjustments to the Conversion Rate. 30 Include cross-reference to specific paragraph of the section of the Indenture providing for adjustments where a Conversion Rate adjustment occurs during a period over which VWAP, Insolvency conversion value, settlement amount or Delistingclosing price is calculated. 31 Include cross-reference to the section of the Indenture describing consequences of merger events. 32 Include cross-reference to the section of the Indenture describing consequences of tender offers. Consequences of Announcement Events: Cancellation and Payment (Modified Calculation Agent Determination)Adjustment as set forth in Section 12.3(d) of the Equity Definitions; provided that, in addition respect of an Announcement Event, (x) references to “Tender Offer” shall be replaced by references to “Announcement Event” and references to “Tender Offer Date” shall be replaced by references to “date of such Announcement Event”, (y) the word “shall” in the second line shall be replaced with “may”, the phrase “exercise, settlement, payment or any other terms of the Transaction (including, without limitation, the spread)” shall be replaced with the phrase “Cap Price (provided that in no event shall the Cap Price be less than the Strike Price)”, the parenthetical beginning in the fifth line shall be deleted and replaced with the parenthetical “(solely to account for changes in volatility, expected dividends, stock loan rate or liquidity relevant to the provisions Shares or the Transaction)”, and the words “whether within a commercially reasonable (as determined by the Calculation Agent) period of Section 12.6(a)(iiitime prior to or after the Announcement Event,” shall be inserted prior to the word “which” in the seventh line, and (z) for the avoidance of doubt, the Calculation Agent may determine whether the relevant Announcement Event has had a material effect on the Transaction (and, if so, may adjust the Cap Price accordingly) on one or more occasions on or after the date of the Announcement Event up to, and including, the Expiration Date, any Early Termination Date and/or any other date of cancellation, it being understood that any adjustment in respect of an Announcement Event shall take into account any earlier adjustment relating to the same Announcement Event. An Announcement Event shall be an “Extraordinary Event” for purposes of the Equity Definitions, it will also constitute a Delisting if the Exchange is located in the United States and the Shares are not immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors); if the Shares are immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors), such exchange or quotation system shall thereafter be deemed to be the Exchange. Additional Disruption Events: Change in Law: Applicable; provided that Section 12.9(a)(ii) which Article 12 of the Equity Definitions is hereby amended by applicable. Announcement Event: (i) replacing The public announcement by any entity of (x) an Announcement Date in respect of a Merger Event or Tender Offer or any transaction or event or series of transactions and/or events that, if completed, would constitute a Merger Event or Tender Offer, (y) any potential acquisition or disposition by Counterparty and/or its subsidiaries where the word aggregate consideration exceeds 30% of the market capitalization of Counterparty as of the date of such announcement (an “Shares” with Acquisition Transaction”) or (z) the phrase “Hedge Positions” in clause (X) thereof and intention to enter into a Merger Event or Tender Offer or an Acquisition Transaction, (ii) inserting the parenthetical “public announcement by Counterparty of an intention to solicit or enter into, or to explore strategic alternatives or other similar undertaking that may include, a Merger Event or Tender Offer or an Acquisition Transaction or (including, for the avoidance of doubt and without limitation, adoption or promulgation of new regulations authorized or mandated iii) any subsequent public announcement by existing statute)” at the end of clause (A) thereof. Failure to Deliver: Applicable Hedging Disruption: Applicable; provided that:any entity of

Dilution Adjustment Provisions. Sections 5.05(A)(i), (ii), (iii), (iv) and (v) and Section 5.05(H) of the Indenture. Extraordinary Events applicable to the Transaction: Merger Events: Applicable; provided that notwithstanding Section 12.1(b) of the Equity Definitions, a “Merger Event” means the occurrence of any event or condition set forth in the definition of “Common Stock Change Event” in Section 5.08(A) 5.09 of the Indenture. Tender Offers: Applicable; provided that notwithstanding Section 12.1(d) of the Equity Definitions, a “Tender Offer” means the occurrence of any event or condition set forth in Section 5.05(A)(v) of the Indenture. Consequences of Merger Events / Events/ Tender Offers: Notwithstanding Section 12.2 and Section 12.3 of the Equity Definitions, upon the occurrence of a Merger Event or a Tender Offer, the Calculation Agent shall make a corresponding adjustment in respect of any adjustment under the Indenture to any one or more of the nature of the Shares (in the case of a Merger Event), Strike Price, Number of Options, Option Entitlement and any other variable relevant to the exercise, settlement or payment for the Transaction, subject to the second paragraph under “Method of Adjustment”; provided, however, that such adjustment shall be made without regard to any adjustment to the Conversion Rate pursuant to any Excluded Provision; provided further that if, with respect to a Merger Event or a Tender Offer, (i) the consideration for the Shares includes (or, at the option of a holder of Shares, may include) shares of an entity or person that is not a corporation or is not organized under the laws of the United States, any State thereof or the District of Columbia or (ii) the Counterparty to the Transaction following such Merger Event or Tender Offer will not be a corporation and/or will either not be organized under the Issuer laws of the United States, any State thereof or not be a wholly-owned subsidiary the District of Issuer whose obligations hereunder are fully and unconditionally guaranteed by Issuer following such Merger EventColumbia, then, in either case, Cancellation and Payment (Calculation Agent Determination) may apply at Dealer’s commercially reasonable election; provided further that, for the avoidance of doubt, adjustments shall be made pursuant to the provisions set forth above regardless of whether any Merger Event or Tender Offer gives rise to an Early Conversion. Nationalization, Insolvency or DelistingConsequences of Announcement Events: Cancellation and Payment (Modified Calculation Agent Determination)Adjustment as set forth in Section 12.3(d) of the Equity Definitions; provided that, in addition respect of an Announcement Event, (x) references to “Tender Offer” shall be replaced by references to “Announcement Event” and references to “Tender Offer Date” shall be replaced by references to “date of such Announcement Event”, (y) the phrase “exercise, settlement, payment or any other terms of the Transaction (including, without limitation, the spread)” shall be replaced with the phrase “Cap Price (provided that in no event shall the Cap Price be less than the Strike Price)”, and (z) for the avoidance of doubt, the Calculation Agent shall, in good faith and in a commercially reasonable manner, determine whether the relevant Announcement Event has had an economic effect on the Transaction (and, if so, shall adjust the Cap Price accordingly) on one or more occasions on or after the date of the Announcement Event up to, and including, the Expiration Date, any Early Termination Date and/or any other date of cancellation, it being understood that (i) any adjustment in respect of an Announcement Event shall take into account any earlier adjustment relating to the provisions of Section 12.6(a)(iiisame Announcement Event and (ii) in making any adjustment the Calculation Agent shall take into account volatility, liquidity or other factors before and after such Announcement Event. An Announcement Event shall be an “Extraordinary Event” for purposes of the Equity Definitions, it will also constitute a Delisting if the Exchange is located in the United States and the Shares are not immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors); if the Shares are immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors), such exchange or quotation system shall thereafter be deemed to be the Exchange. Additional Disruption Events: Change in Law: Applicable; provided that Section 12.9(a)(ii) which Article 12 of the Equity Definitions is hereby amended by (i) replacing the word “Shares” with the phrase “Hedge Positions” in clause (X) thereof and (ii) inserting the parenthetical “(including, for the avoidance of doubt and without limitation, adoption or promulgation of new regulations authorized or mandated by existing statute)” at the end of clause (A) thereof. Failure to Deliver: Applicable Hedging Disruption: Applicable; provided that:applicable.

Dilution Adjustment Provisions. Sections 5.05(A)(i), (ii), (iii), (iv) and (v) and Section 5.05(H) of the Indenture. Extraordinary Events applicable to the Transaction: Merger Events: Applicable; provided that notwithstanding Section 12.1(b) of the Equity Definitions, a “Merger Event” means the occurrence of any event or condition set forth in the definition of “Common Stock Change Event” in Section 5.08(A5.09(A) of the Indenture. Tender Offers: Applicable; provided that notwithstanding Section 12.1(d) of the Equity Definitions, a “Tender Offer” means the occurrence of any event or condition set forth in Section 5.05(A)(v) of the Indenture. Consequences of Merger Events / Events/ Tender Offers: Notwithstanding Section 12.2 and Section 12.3 of the Equity Definitions, upon the occurrence of a Merger Event or a Tender Offer, the Calculation Agent shall make a corresponding adjustment in a commercially reasonable manner in respect of any adjustment under the Indenture to any one or more of the nature of the Shares (in the case of a Merger Event), Strike Price, Number of Options, Option Entitlement and any other variable relevant to the exercise, settlement or payment for the Transaction, subject to the second paragraph under “Method of Adjustment”; provided, however, that (i) such adjustment shall be made without regard to any adjustment to the Conversion Rate pursuant to any Excluded ProvisionProvision and (ii) in no event shall the Cap Price be less than the Strike Price; provided further that if, with respect to a Merger Event or a Tender Offer, (i) the consideration for the Shares includes (or, at the option of a holder of Shares, may include) shares of an entity or person that is not a corporation or is not organized under the laws of the United States, any State thereof or the District of Columbia or (ii) the Counterparty to the Transaction following such Merger Event or Tender Offer will not be a corporation and/or will either not be organized under the Issuer laws of the United States, any State thereof or not be a wholly-owned subsidiary the District of Issuer whose obligations hereunder are fully and unconditionally guaranteed by Issuer following such Merger EventColumbia, then, in either case, Dealer may elect in its commercially reasonable discretion that Cancellation and Payment (Calculation Agent Determination) may apply at Dealer’s commercially reasonable electionapply; provided further that, for the avoidance of doubt, adjustments shall be made pursuant to the provisions set forth above regardless of whether any Merger Event or Tender Offer gives rise to an Early Conversion. Nationalization, Insolvency or DelistingConsequences of Announcement Events: Cancellation and Payment (Modified Calculation Agent Determination)Adjustment as set forth in Section 12.3(d) of the Equity Definitions; provided that, in addition respect of an Announcement Event, (w) references to “Tender Offer” shall be replaced by references to “Announcement Event” and references to “Tender Offer Date” shall be replaced by references to “date of such Announcement Event”, (x) the word “shall” in the second line shall be replaced with “may”, (y) the phrase “exercise, settlement, payment or any other terms of the Transaction (including, without limitation, the spread)” shall be replaced with the phrase “Cap Price (provided that in no event shall the Cap Price be less than the Strike Price)” and the words “whether within a commercially reasonable (as determined by the Calculation Agent) period of time prior to or after the Announcement Event” shall be inserted prior to the provisions word “which” in the seventh line, and (z) for the avoidance of Section 12.6(a)(iiidoubt, the Calculation Agent may determine whether the relevant Announcement Event has had a material economic effect on the Transaction (and, if so, shall adjust the Cap Price accordingly) on one or more occasions on or after the date of the Announcement Event up to, and including, the Expiration Date, any Early Termination Date and/or any other date of cancellation, it being understood that any adjustment in respect of an Announcement Event shall take into account any earlier adjustment relating to the same Announcement Event and shall not be duplicative with any other adjustment or cancellation valuation made pursuant to this Confirmation, the Equity Definitions or the Agreement; provided that, in no event shall the Cap Price be less than the Strike Price. An Announcement Event shall be an “Extraordinary Event” for purposes of the Equity Definitions, it will also constitute a Delisting if the Exchange is located in the United States and the Shares are not immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors); if the Shares are immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors), such exchange or quotation system shall thereafter be deemed to be the Exchange. Additional Disruption Events: Change in Law: Applicable; provided that Section 12.9(a)(ii) which Article 12 of the Equity Definitions is hereby amended by (i) replacing the word “Shares” with the phrase “Hedge Positions” in clause (X) thereof and (ii) inserting the parenthetical “(including, for the avoidance of doubt and without limitation, adoption or promulgation of new regulations authorized or mandated by existing statute)” at the end of clause (A) thereof. Failure to Deliver: Applicable Hedging Disruption: Applicable; provided that:applicable.

Dilution Adjustment Provisions. Sections 5.05(A)(i), (iiA)(ii), (iii), (ivA)(iv) and (vA)(v) and Section 5.05(H5.05(G) of the Indenture. Extraordinary Events applicable to the Transaction: Merger Events: Applicable; provided that notwithstanding Section 12.1(b) of the Equity Definitions, a “Merger Event” means the occurrence of any event or condition set forth in the definition of [“Common Stock Change Event” ”] in Section 5.08(A) 5.09 of the Indenture. Tender Offers: Applicable; provided that notwithstanding Section 12.1(d) of the Equity Definitions, a “Tender Offer” means the occurrence of any event or condition set forth in Section 5.05(A)(v) of the Indenture. Consequences of Merger Events / Events/Tender Offers: Notwithstanding Section 12.2 and Section 12.3 of the Equity Definitions, upon the occurrence of a Merger Event or a Tender Offer, the Calculation Agent shall make a corresponding adjustment in respect of any adjustment under the Indenture to any one or more of the nature of the Shares (in the case of a Merger Event), Strike Price, Number of Options, Option Entitlement and any other variable relevant to the exercise, settlement or payment for the TransactionTransaction to the extent that an analogous adjustment is required to be made pursuant to the Indenture in respect of such Merger Event or Tender Offer, subject to the second paragraph under “Method of Adjustment”; provided, however, that such adjustment shall be made without regard to any adjustment to the Conversion Rate pursuant to any Excluded Provision; provided further that if, if (x) with respect to a any Merger Event or a any Tender Offer, (iA) the consideration for the Shares includes (or, at the option of a holder of Shares, may include) shares of an entity or person that is not either (1) neither a corporation nor an entity that is treated as a corporation for U.S. federal income tax purposes or is (2) not organized under the laws of the United States, any State thereof or the District of Columbia or (iiB) the Counterparty to the Transaction following such Merger Event or Tender Offer will not be either a corporation and/or or an entity that is treated as a corporation for U.S. federal income tax purposes or will either not be organized under the Issuer laws of the United States, any State thereof or not be a wholly-owned subsidiary the District of Issuer whose obligations hereunder are fully and unconditionally guaranteed by Issuer following such Merger Event, Columbia then, in the case of either caseclause (x) or clause (y), Cancellation and Payment (Calculation Agent Determination) may apply at Dealer’s commercially reasonable election. Nationalization; provided further that, Insolvency for the avoidance of doubt, adjustments shall be made pursuant to the provisions set forth above regardless of whether any Merger Event or DelistingTender Offer gives rise to an Early Conversion Consequences of Announcement Events: Cancellation and Payment (Modified Calculation Agent Determination)Adjustment as set forth in Section 12.3(d) of the Equity Definitions; provided that, in addition respect of an Announcement Event, (w) references to “Tender Offer” shall be replaced by references to “Announcement Event” and references to “Tender Offer Date” shall be replaced by references to “date of such Announcement Event”, (x) the word “shall” in the second line shall be replaced with “may”, (y) the phrase “exercise, settlement, payment or any other terms of the Transaction (including, without limitation, the spread)” shall be replaced with the phrase “Cap Price (provided that in no event shall the Cap Price be less than the Strike Price)”, and (z) for the avoidance of doubt, the Calculation Agent may determine whether the relevant Announcement Event has had an economic effect on the Transaction (the terms of which include, among other terms, the Strike Price and Cap Price) (and, if so, shall adjust the Cap Price accordingly) on one or more occasions on or after the date of the Announcement Event up to, and including, the Expiration Date, any Early Termination Date and/or any other date of cancellation, it being understood that any adjustment in respect of an Announcement Event shall take into account any earlier adjustment relating to the provisions of Section 12.6(a)(iii) same Announcement Event. An Announcement Event shall be an “Extraordinary Event” for purposes of the Equity Definitions, it will also constitute a Delisting if the Exchange is located in the United States and the Shares are not immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors); if the Shares are immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors), such exchange or quotation system shall thereafter be deemed to be the Exchange. Additional Disruption Events: Change in Law: Applicable; provided that Section 12.9(a)(ii) which Article 12 of the Equity Definitions is hereby amended by (i) replacing the word “Shares” with the phrase “Hedge Positions” in clause (X) thereof and (ii) inserting the parenthetical “(including, for the avoidance of doubt and without limitation, adoption or promulgation of new regulations authorized or mandated by existing statute)” at the end of clause (A) thereof. Failure to Deliver: Applicable Hedging Disruption: Applicable; provided that:applicable.

Dilution Adjustment Provisions. Sections 5.05(A)(iSection 13(a), (iib), (iiic), (ivd), (e) and (v) and Section 5.05(Hk) of the IndentureCertificate of Designation. Extraordinary Events applicable to the Transaction: Merger Events: Applicable; provided that that, other than for purposes of “Announcement Event”, “Announcement Date” and Section 9(w) below, notwithstanding Section 12.1(b) of the Equity Definitions, a “Merger Event” means the occurrence of any event or condition set forth Share Exchange Transaction (as defined in the definition Certificate of “Common Stock Change Event” in Section 5.08(A) of the IndentureDesignation). Tender Offers: Applicable; provided that that, other than for purposes of “Announcement Event”, “Announcement Date” and Section 9(w) below, notwithstanding Section 12.1(d) of the Equity Definitions, a “Tender Offer” means the occurrence of any event or condition set forth in Section 5.05(A)(v13(e) of the IndentureCertificate of Designation. Consequences Consequence of Merger Events / Tender Offers: Notwithstanding Section 12.2 and Section 12.3 of the Equity Definitions, upon the occurrence of a Merger Event or a Tender Offer, the Calculation Agent shall make a corresponding adjustment in respect of any adjustment under the Indenture Certificate of Designation to any one or more of the nature of the Shares (in the case of a Merger Event), Strike Price, Number of Options, Option Entitlement and any other variable relevant to the exercise, settlement or payment for the Transaction, subject to the second paragraph under “Method of Adjustment”; provided, however, that such adjustment shall be made without regard to any adjustment to the “Conversion Rate Rate” (as defined in the Certificate of Designation) pursuant to any Excluded Provision; provided further that if, with respect to a Merger Event or a Tender Offer, (i) the consideration for the Shares includes (or, at the option of a holder of Shares, may include) shares of an entity or person that is not a corporation or is not organized under the laws of the United States, any State thereof or the District of Columbia or (ii) the Counterparty to the Transaction following such Merger Event or Tender Offer Offer, will not be a corporation and/or will either not be organized under the Issuer law of the United States or not be a wholly-owned subsidiary of Issuer whose obligations hereunder are fully and unconditionally guaranteed by Issuer following such Merger Eventany State thereof, then, in either case, then Cancellation and Payment (Calculation Agent Determination) may apply at DealerNomura’s commercially reasonable sole election. Nationalization, Insolvency or Delisting: Cancellation ; and Payment (Calculation Agent Determination); provided further that, in addition to the provisions of Section 12.6(a)(iii) of the Equity Definitions, it will also constitute a Delisting if the Exchange is located in the United States and the Shares are not immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors); if the Shares are immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors), such exchange or quotation system shall thereafter be deemed to be the Exchange. Additional Disruption Events: Change in Law: Applicable; provided that Section 12.9(a)(ii) of the Equity Definitions is hereby amended by (i) replacing the word “Shares” with the phrase “Hedge Positions” in clause (X) thereof and (ii) inserting the parenthetical “(including, for the avoidance of doubt and without limitationdoubt, adoption adjustments shall be made pursuant to the provisions set forth above regardless of whether any Merger Event or promulgation of new regulations authorized or mandated by existing statuteTender Offer gives rise to an Early Conversion Date (as defined below)” at the end of clause (A) thereof. Failure to Deliver: Applicable Hedging Disruption: Applicable; provided that:.

Dilution Adjustment Provisions. Sections 5.05(A)(i), (ii), (iii), (iv) ), and (v) and Section 5.05(H) of the Indenture. Extraordinary Events applicable to the Transaction: Merger Events: Applicable; provided that notwithstanding Section 12.1(b) of the Equity Definitions, a “Merger Event” means the occurrence of any event or condition set forth in the definition of “Common Stock Change Event” in Section 5.08(A) 5.09 of the Indenture. Tender Offers: Applicable; provided that notwithstanding Section 12.1(d) of the Equity Definitions, a “Tender Offer” means the occurrence of any event or condition set forth in Section 5.05(A)(v) of the Indenture. Consequences of Merger Events / Tender Offers: Notwithstanding Section 12.2 and Section 12.3 of the Equity DefinitionsDefinitions (which Section shall not apply for purposes of the Transaction), upon the occurrence of a Merger Event or a Tender Offer, the Calculation Agent shall make a corresponding adjustment in good faith and in a commercially reasonable manner in respect of any adjustment under the Indenture to any one or more of the nature of the Shares (in the case of a Merger Event), Strike Price, Number of Options, Option Entitlement and any other variable relevant to the exercise, settlement or payment for the Transaction, subject to the second paragraph under “Method of Adjustment”; provided, however, that such adjustment shall be made without regard to any adjustment to the Conversion Rate pursuant to any Excluded Provision; provided further that if, if with respect to a any Merger Event or a any Tender Offer, (iA) the consideration for the Shares includes (or, at the option of a holder of Shares, may include) shares of an entity or person that is not a corporation or is not organized under the laws of the United States, any State thereof or the District of Columbia or (iiB) the Counterparty to the Transaction following such Merger Event or Tender Offer will not be a corporation and/or will either not be organized under the Issuer laws of the United States, any State thereof or not be a wholly-owned subsidiary the District of Issuer whose obligations hereunder are fully and unconditionally guaranteed by Issuer following such Merger EventColumbia, then, in either case, Cancellation and Payment (Calculation Agent Determination) may apply at Dealer’s commercially reasonable electionelection made in good faith. Nationalization, Insolvency or Delisting: Cancellation and Payment (Calculation Agent Determination); provided that, in addition to the provisions of Section 12.6(a)(iii) of the Equity Definitions, it will also constitute a Delisting if the Exchange is located in the United States and the Shares are not immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors); if the Shares are immediately re-listed, re-traded or re-quoted on any of the New York Stock Exchange, The NASDAQ Global Select Market or The NASDAQ Global Market (or their respective successors), such exchange or quotation system shall thereafter be deemed to be the Exchange. Additional Disruption Events: Change in Law: Applicable; provided that Section 12.9(a)(ii) of the Equity Definitions is hereby amended by (i) replacing the word “Shares” with the phrase “Hedge Positions” in clause (X) thereof and thereof; (ii) inserting the parenthetical “(including, for the avoidance of doubt and without limitation, adoption or promulgation of new regulations authorized or mandated by existing statute)” at the end of clause (A) thereof; (iii) replacing the phrase “the interpretation” in the third line thereof with the phrase “or announcement of the formal or informal interpretation”; (iv) immediately following the word “Transaction” in clause (X) thereof, adding the phrase “in the manner contemplated by the Hedging Party on the Trade Date”; and (v) adding the words “provided that, in the case of clause (Y) hereof where such determination is based on Dealer’s policies and procedures, such policies and procedures have been adopted by Dealer in good faith and are generally applicable in similar situations and applied in a non-discriminatory manner” after the semicolon in the last line thereof. Failure to Deliver: Applicable Hedging Disruption: Applicable; provided that: