Common use of Merger    Recitals Clause in Contracts

Merger    Recitals. Merger Consideration 2.1(a)(i) Merger Sub Preamble NQDC Plan 3.10(c) NYSE 8.12(ll) Open Source Software 8.12(mm) Owned Company Properties 8.12(nn) Parent Preamble Parent Acquisition Proposal 5.3(d) Parent Alternative Acquisition Agreement 5.3(e) Parent Balance Sheet 4.5(c) Parent Board Recitals Parent Board Recommendation Recitals Parent Bylaws 4.1(a) Parent Capital Stock 4.2(a) Parent Change in Recommendation 5.3(e) Parent Charter 4.1(a) Parent Class A Common Stock 4.2(a) Parent Class B Common Stock 4.2(a) Parent Common Stock 8.12(nn) Parent Disclosure Letter Article IV Parent Expenses 7.5(c) Parent Financial Advisor 4.12 Parent IT Systems 4.17(n) Parent Licensed-In Agreements 4.17(d) Parent License Agreements 4.17(d) Parent Intellectual Property 8.12(oo) Parent Intervening Event 5.3(d) Parent Material Adverse Effect 8.12(qq) Parent Material Contract 4.16(b) Parent Permits 4.1(a) Parent Privacy Laws and Requirements 4.18(a) Parent Preferred Stock 4.3(a) Parent Product 8.12(pp) Parent RSU 8.12(rr) Parent SEC Documents 4.5(a) Parent Share Issuance 4.3(a) Parent Stock Option 8.12(ss) Parent Stock Plans 8.12(tt) Parent 401(k) Plan 8.12(uu) Parent Stockholder Approval 4.3(b) Parent Stockholders Meeting 4.3(a) Parent Subsidiaries 4.1(a) Parent Superior Proposal 5.3(d) Parent Termination Fee 7.6(a) Parent Voting Agreement Recitals Parent Voting Debt 4.2(b) Parent’s Counsel 5.18(d) Parties Preamble Payment 7.7(a) Payor 7.7(a) Permits 8.12(vv) Permitted Liens 8.12(ww) Person 8.12(xx) Personal Information 8.12(yy) Potential Backside Filer 5.6(a) Principal Antitrust Consent 5.6(a) Proceeding 5.12 Recipient 7.7(a) Release 8.12(zz) Representatives 5.2(a) SEC 8.12(aaa) Second Investor Antitrust Notice 5.6(a) Securities Act 8.12(bbb) Shares Recitals Software 8.12(ccc) SOX 8.12(ddd) Subsidiary 8.12(eee) Surviving Company 1.1 Tax Authority 8.12(fff) Tax Return 8.12(ggg) Taxes 8.12(hhh) Termination Date 7.2(a) Uncertificated Shares 2.1(a)(ii) WARN Act 3.11(e) Willful Breach 7.7 Withholding Agent 2.2(h) AGREEMENT AND PLAN OF MERGER AND REORGANIZATION AGREEMENT AND PLAN OF MERGER AND REORGANIZATION (hereinafter referred to as this “Agreement”), dated as of October 15, 2018, among SendGrid, Inc., a Delaware corporation (the “Company”), Twilio Inc., a Delaware corporation (“Parent”), and Topaz Merger Subsidiary, Inc., a Delaware corporation and a direct wholly owned Subsidiary of Parent (“Merger Sub”). Parent, Merger Sub and the Company are each sometimes referred to herein as a “Party” and collectively as the “Parties.”

Merger    Recitals. Merger Consideration 2.1(a)(iMinimum Distribution Dividend Section 1.1(a) Merger Sub Preamble NQDC Plan 3.10(cMinimum Net Capital Requirement Section 1.1(a) MGCL Section 1.1(a) NASDAQ Section 1.1(a) Non-Electing Shares Section 3.1(a)(ii)(3) Non-Traded REITs Section 6.8 Notice of Adverse Recommendation Change Section 6.5(e) NYSE 8.12(llSection 1.1(a) Open Source Software 8.12(mmOrder Section 1.1(a) Owned Other Company Properties 8.12(nnSubsidiary Section 4.1(c) Other Parent Subsidiary Section 5.1(d) Outside Date Section 8.1(b)(i) Parent Preamble Parent Acquisition Proposal 5.3(dBoard Section 5.4(a) Parent Alternative Acquisition Agreement 5.3(e) Parent Balance Sheet 4.5(c) Parent Board Recitals Parent Board Recommendation Recitals Parent Bylaws 4.1(a) Parent Capital Stock 4.2(a) Parent Change in Recommendation 5.3(e) Section 5.2 Parent Charter 4.1(a) Parent Class A Common Stock 4.2(a) Parent Class B Common Stock 4.2(a) Section 5.2 Parent Common Stock 8.12(nnSection 3.1(a)(ii)(2) Parent Confidentiality Agreement Section 1.1(a) Parent Disclosure Letter Article IV V Parent Expenses 7.5(cEntities Section 1.1(a) Parent Financial Advisor 4.12 Parent IT Systems 4.17(nExpense Amount Section 1.1(a) Parent Licensed-In Agreements 4.17(d) Insurance Policies Section 5.18 Parent License Agreements 4.17(d) Parent Intellectual Property 8.12(oo) Parent Intervening Event 5.3(dLeases Section 5.16(e) Parent Material Adverse Effect 8.12(qqSection 1.1(a) Parent Material Contract 4.16(bSection 5.12(a) Parent Operating Partnership Section 1.1(a) Parent Parties Section 1.1(a) Parent Partnership Agreement Section 1.1(a) Parent Permits 4.1(aSection 5.6(a) Parent Privacy Laws and Requirements 4.18(aPermitted Liens Section 5.16(b) Parent Preferred Stock 4.3(aSection 5.3(a) Parent Product 8.12(ppProperties Section 5.16(a) Parent RSU 8.12(rrProperty Section 5.16(a) Parent SEC Documents 4.5(a) Parent Share Issuance 4.3(aFilings Section 5.7(a) Parent Stock Option 8.12(ssSection 5.3(a) Parent Stock Plans 8.12(tt) Parent 401(k) Plan 8.12(uuSection 5.3(a) Parent Stockholder Approval 4.3(bSection 5.20 Parent Stockholder Meeting Section 1.1(a) Parent Stockholders Meeting 4.3(aSubsidiary Section 1.1(a) Parent Subsidiaries 4.1(aSubsidiary Partnership Section 5.17(h) Parent Superior Proposal 5.3(dTax Protection Agreements Section 5.17(h) Parent Tax Representation Letter Section 6.2(b) Parent Termination Fee 7.6(aSection 1.1(a) Parent Voting Agreement Recitals Termination Payment Section 1.1(a) -15- Parent Voting Debt 4.2(bTitle Insurance Policies Section 5.16(g) Parent’s Counsel 5.18(dParent Title Insurance Policy Section 5.16(g) Parties Preamble Payment 7.7(a) Payor 7.7(a) Permits 8.12(vv) Permitted Liens 8.12(wwPer Share Cash Amount Section 1.1(a) Person 8.12(xxSection 1.1(a) Personal Qualified REIT Subsidiary Section 4.1(c) Qualifying Income Section 8.3€ REIT Section 4.17(b) Registration Rights Agreement Section 1.1(a) Relevant Company Partnership Interest Section 4.17(h) Relevant Parent Partnership Interest Section 5.17(h) Representative Section 1.1(a) Required Financial Information 8.12(yySection 6.17 Xxxxxxxx-Xxxxx Act Section 1.1(a) Potential Backside Filer 5.6(a) Principal Antitrust Consent 5.6(a) Proceeding 5.12 Recipient 7.7(a) Release 8.12(zz) Representatives 5.2(aSDAT Section 2.3(a) SEC 8.12(aaaSection 1.1(a) Second Investor Antitrust Notice 5.6(aSelf-Management Section 1.1(a) Securities Act 8.12(bbbSection 1.1(a) Series A Preferred Stock Section 5.3(a) Series B Preferred Stock Section 5.3(a) Series C Preferred Stock Section 5.3(a) Series D Preferred Stock Section 5.3(a) Series E Preferred Stock Section 5.3(a) Series F Preferred Stock Section 5.3(a) Significant Subsidiary Section 1.1(a) Specified Company Leases Section 4.16(f) Specified Parent Leases Section 5.16(f) Stock Consideration Section 3.1(a)(ii)(2) Stock Election Section 3.1(a)(ii)(2) Stock Election Shares Recitals Software 8.12(cccSection 3.1(a)(ii)(2) SOX 8.12(ddd) Subsidiary 8.12(eee) Surviving Company 1.1 Tax Authority 8.12(fff) Tax Return 8.12(ggg) Taxes 8.12(hhh) Termination Date 7.2(a) Uncertificated Shares 2.1(a)(ii) WARN Act 3.11(e) Willful Breach 7.7 Withholding Agent 2.2(h) AGREEMENT AND PLAN OF MERGER AND REORGANIZATION AGREEMENT AND PLAN OF MERGER AND REORGANIZATION (hereinafter referred to as this “Agreement”Superior Proposal Section 6.5(h)(ii), dated as of October 15, 2018, among SendGrid, Inc., a Delaware corporation (the “Company”), Twilio Inc., a Delaware corporation (“Parent”), and Topaz Merger Subsidiary, Inc., a Delaware corporation and a direct wholly owned Subsidiary of Parent (“Merger Sub”). Parent, Merger Sub and the Company are each sometimes referred to herein as a “Party” and collectively as the “Parties.”

Merger    Recitals. Merger Consideration 2.1(a)(i1.5(a)(ii) Merger Notification Filings 5.4(b) Merger Sub Preamble NQDC Plan 3.10(c) NYSE 8.12(ll) Open Source Software 8.12(mm) Owned Company Properties 8.12(nnNasdaq Fees 5.9 Nasdaq Listing Application 5.9 Other Parent Stockholder Matter 5.3(a)(v) Parent Preamble Parent Acquisition Proposal 5.3(d) Parent Alternative Acquisition Agreement 5.3(e) Parent Balance Sheet 4.5(cBenefit Plan 3.17(a) Parent Board Recitals Adverse Recommendation Change 5.3(c) Parent Board Recommendation Recitals Parent Bylaws 4.1(a5.3(c) Parent Capital Stock 4.2(aBudget 4.1(b)(v) Parent Change in Recommendation 5.3(eCash Calculation 1.12(a) Parent Charter 4.1(aCash Schedule 1.12(a) Parent Class A Common Stock 4.2(aDesignees 5.12 Parent Disclosure Schedule Section 3 Parent In-bound License 3.12(d) Parent Class B Common Stock 4.2(a) Parent Common Stock 8.12(nn) Parent Disclosure Letter Article IV Parent Expenses 7.5(c) Parent Financial Advisor 4.12 Parent IT Systems 4.17(n) Parent LicensedLock-In Agreements 4.17(d) Parent License Agreements 4.17(d) Parent Intellectual Property 8.12(oo) Parent Intervening Event 5.3(d) Parent Material Adverse Effect 8.12(qq) Up Agreement Recitals Parent Material Contract 4.16(b3.13 Parent Out-bound License 3.12(d) Parent Permits 4.1(a3.14(b) Parent Privacy Laws and Requirements 4.18(a) Parent Preferred Stock 4.3(a) Parent Product 8.12(pp) Parent RSU 8.12(rr) Real Estate Leases 3.11 Parent SEC Documents 4.5(a3.7(a) Parent Share Issuance 4.3(a) Signatories Recitals Parent Stock Option 8.12(ss) Parent Stock Plans 8.12(tt) Parent 401(k) Plan 8.12(uuStockholder Matters 5.3(a)(iv) Parent Stockholder Approval 4.3(b) Parent Stockholders Meeting 4.3(a) Parent Subsidiaries 4.1(a) Parent Superior Proposal 5.3(d) Parent Termination Fee 7.6(a) Parent Voting Support Agreement Recitals Parent Voting Debt 4.2(bStockholders’ Meeting 5.3(a)(iv) Pre-Closing Period 4.1(a) Preferred Stock Conversion 5.21 Required Company Stockholder Vote 2.4 Required Parent Stockholder Vote 3.4 Response Date 1.12(b) Sensitive Data 2.12(g) Stockholder Notice 5.2(c) Surviving Corporation 1.1 Exhibit C Officers Name Title Xxxxx Xxxxxxxxxx President and Chief Executive Officer Xxxxxxx Xxxxxxx Chief Financial Officer Xxxxxx Xxxxxx Chief Operating Officer Board Designees — Company Name Xxxxx Xxxx Xxxxx Xxxxxxxxxx Yanjun Xxx Xxx Nakanishi Board Designees — Parent Name Xxxxxxx Xxxxxx, who shall be placed in the same class of Parent’s Counsel 5.18(d) Parties Preamble Payment 7.7(a) Payor 7.7(a) Permits 8.12(vv) Permitted Liens 8.12(ww) Person 8.12(xx) Personal Information 8.12(yy) Potential Backside Filer 5.6(a) Principal Antitrust Consent 5.6(a) Proceeding 5.12 Recipient 7.7(a) Release 8.12(zz) Representatives 5.2(a) SEC 8.12(aaa) Second Investor Antitrust Notice 5.6(a) Securities Act 8.12(bbb) Shares Recitals Software 8.12(ccc) SOX 8.12(ddd) Subsidiary 8.12(eee) Surviving Company 1.1 Tax Authority 8.12(fff) Tax Return 8.12(ggg) Taxes 8.12(hhh) Termination Date 7.2(a) Uncertificated Shares 2.1(a)(ii) WARN Act 3.11(e) Willful Breach 7.7 Withholding Agent 2.2(h) AGREEMENT AND PLAN OF MERGER AND REORGANIZATION AGREEMENT AND PLAN OF MERGER AND REORGANIZATION (hereinafter referred to as this “Agreement”), dated as of October 15, 2018, among SendGrid, Inc., a Delaware corporation (the “Company”), Twilio Inc., a Delaware corporation (“current directors elected at Parent”), and Topaz Merger Subsidiary, Inc., a Delaware corporation and a direct wholly owned Subsidiary of Parent (“Merger Sub”). Parent, Merger Sub and the Company are each sometimes referred to herein as a “Party” and collectively as the “Parties.”’s 2019 annual meeting Xxxxxx Xxxxx

Merger    Recitals. Merger Consideration 2.1(a)(iNasdaq Section 1.9 Nondisclosure Agreement Section 5.3 Objection Section 8.4(c) Merger Sub Preamble NQDC Plan 3.10(c) NYSE 8.12(ll) Open Source Software 8.12(mmObjection Notice Section 1.17(b)(iii) Owned Company Properties 8.12(nnReal Property Section 3.17(a) Parent Preamble Introduction Parent Acquisition Proposal 5.3(d) Ancillary Agreements Section 2.3 Parent Alternative Acquisition Agreement 5.3(e) Parent Balance Sheet 4.5(c) Parent Board Recitals Parent Board Recommendation Recitals Business Personnel Section 2.14 A-vi Defined Term Section Parent Bylaws 4.1(a) Section 2.4 Parent Capital Stock 4.2(a) Parent Change in Recommendation 5.3(eCalculation Section 1.17(b)(i) Parent Charter 4.1(a) Parent Class A Common Stock 4.2(a) Parent Class B Common Stock 4.2(aSection 1.19(b)(i) Parent Common Stock 8.12(nnRecitals Parent Group Members Section 8.1(c) Parent Disclosure Letter Article IV Parent Expenses 7.5(c) Parent Financial Advisor 4.12 Parent IT Systems 4.17(n) Parent Licensed-In Agreements 4.17(d) Parent License Agreements 4.17(d) Parent Intellectual Property 8.12(oo) Parent Intervening Event 5.3(d) Parent Material Adverse Effect 8.12(qq) Parent Material Contract 4.16(b) Section 2.4 Parent Permits 4.1(a) Section 2.7 Parent Privacy Laws and Requirements 4.18(aPlan Section 2.12(c) Parent Preferred Stock 4.3(a) Recitals Parent Product 8.12(pp) Parent RSU 8.12(rr) Rights Section 2.2 Parent SEC Documents 4.5(a) Parent Share Issuance 4.3(a) Parent Stock Option 8.12(ss) Section 2.5 Parent Stock Plans 8.12(tt) Parent 401(k) Plan 8.12(uu) Section 2.2 Parent Stockholder Approval 4.3(b) Parent Stockholders Meeting 4.3(a) Parent Subsidiaries 4.1(aSection 5.1(b) Parent Superior Proposal 5.3(dSection 4.4(a) Parent Termination Fee 7.6(aTakeover Proposal Section 4.4(a) Parent Voting Agreement Recitals Parent Voting Debt 4.2(bThird Party Section 5.5(e) Parent’s Counsel 5.18(dPer Share Excess Working Capital Section 1.17(a) Parties Preamble Payment 7.7(a) Payor 7.7(a) Permits 8.12(vvPer Share Merger Consideration Section 1.6(c) Permitted Liens 8.12(wwEncumbrance Section 2.6(b)(iii) Person 8.12(xxSection 3.16 Post Closing Sale Section 5.15(d) Personal Information 8.12(yyProxy Statement Section 2.8 Registration Statement Section 2.3 Representatives’ Accountant Section 1.17(b)(ii) Potential Backside Filer 5.6(aRestricted Stock Agreements Section 3.2(a) Principal Antitrust Consent 5.6(a) Proceeding 5.12 Recipient 7.7(a) Release 8.12(zz) Representatives 5.2(a) Rights Agreement Section 2.2 Rule 145 Affiliates Section 5.4 SEC 8.12(aaa) Second Investor Antitrust Notice 5.6(a) Section 2.3 Securities Act 8.12(bbbSection 2.3 Series S Preferred Stock Section 3.2(a) Share Issuance Section 2.3 Shares Recitals Software 8.12(cccSection 1.6(c) SOX 8.12(dddState Takeover Approvals Section 2.4 Stockholder Meetings Section 5.1(b) Stockholder Representatives Section 8.6(a) Sub Introduction Subsidiary 8.12(eeeSection 2.1 Surviving Corporation Section 1.1 Target Working Capital Section 1.17(a) Surviving Company 1.1 Tax Authority 8.12(fffSection 2.9(c) Tax Return 8.12(gggSection 2.9(c) Taxes 8.12(hhhTax Sharing Arrangement Section 2.9(c) Termination Date 7.2(aThird Party Acquisition Event involving Parent Section 5.5(e) Uncertificated Shares 2.1(a)(iiTransmittal Letter Section 1.7 A-vii Defined Term Section Txxxxxxxx Section 1.19(d)(vi) WARN Act 3.11(eUnaudited Financial Statements Section 3.5 Voting Agreements Recitals Westlake Properties Section 3.17(b) Willful Breach 7.7 Withholding Agent 2.2(hWorker Safety Laws Section 2.13 Working Capital Section 1.17(a) A-viii AGREEMENT AND PLAN OF MERGER AND REORGANIZATION AGREEMENT AND PLAN OF MERGER AND REORGANIZATION MERGER, dated as of July 2, 2003 (hereinafter referred to as this “Agreement”), dated as of October 15among Stratos Lightwave, 2018, among SendGrid, Inc., a Delaware corporation (the “Company”), Twilio Inc., a Delaware corporation (“Parent”), and Topaz Sleeping Bear Merger Subsidiary, Inc.Corp., a Delaware corporation and a direct wholly owned Subsidiary subsidiary of Parent (“Merger Sub”). Parent, Merger and Sterling Holding Company, a Delaware corporation (the “Company”) (Sub and the Company are each sometimes being hereinafter collectively referred to herein as a “Party” and collectively as the “PartiesConstituent Corporations”).”

Merger    Recitals. Merger Consideration 2.1(a)(i1.5(a)(ii) Merger Sub Preamble NQDC Plan 3.10(c) NYSE 8.12(ll) Open Source Software 8.12(mm) Owned Company Properties 8.12(nn) Nasdaq Fees 5.8 Nasdaq Listing Application 5.8 Parent Preamble Parent Acquisition Proposal 5.3(d) Parent Alternative Acquisition Agreement 5.3(e) Parent Balance Sheet 4.5(cBenefit Plan 3.17(a) Parent Board Recitals Adverse Recommendation Change 5.3(c) Parent Board Recommendation Recitals Parent Bylaws 4.1(a5.3(c) Parent Capital Stock 4.2(aBudget 4.1(b)(v) Parent Change in Recommendation 5.3(eCash Calculation 1.12(a) Parent Charter 4.1(aCash Schedule 1.12(a) Parent Class A Common Stock 4.2(aCounsel 5.1(c) Parent Class B Common Stock 4.2(aDesignee 5.11(a) Parent Common Stock 8.12(nnDetermination Notice 5.3(d)(i) Parent Disclosure Letter Article IV Schedule Section 3 Parent Expenses 7.5(cIn-bound License 3.12(d) Parent Financial Advisor 4.12 Lock-Up Agreement Recitals Parent IT Systems 4.17(n) Parent Licensed-In Agreements 4.17(d) Parent License Agreements 4.17(d) Parent Intellectual Property 8.12(oo) Parent Intervening Event 5.3(dMaterial Contract 3.13(a) Parent Material Adverse Effect 8.12(qqContracts 3.13(a) Parent Material Contract 4.16(bOut-bound License 3.12(d) Parent Outstanding Shares Certificate 5.15(b) Parent Permits 4.1(a3.14(c) Parent Privacy Laws and Requirements 4.18(aReal Estate Leases 3.11 Parent Registered IP 3.12(a) Parent Preferred Stock 4.3(a) Parent Product 8.12(pp) Parent RSU 8.12(rrRegulatory Permits 3.14(e) Parent SEC Documents 4.5(a3.7(a) Parent Share Issuance 4.3(aSignatories Recitals Parent Stockholder Matters 5.3(a)(vi) Parent Stock Option 8.12(ss) Parent Stock Plans 8.12(tt) Parent 401(k) Plan 8.12(uu) Parent Stockholder Approval 4.3(b) Parent Stockholders Stockholders’ Meeting 4.3(a) Parent Subsidiaries 4.1(a) Parent Superior Proposal 5.3(d5.3(a)(vi) Parent Termination Fee 7.6(a9.3(c) Parent Voting Agreement Recitals Debt 3.6(d) PHSA 2.14(a) Pre-Closing Period 4.1(a) Required Company Stockholder Vote 2.4 Required Parent Voting Debt 4.2(bStockholder Vote 3.4 Response Date 1.12(b) Parent’s Counsel 5.18(dSensitive Data 2.12(g) Parties Preamble Payment 7.7(a) Payor 7.7(a) Permits 8.12(vv) Permitted Liens 8.12(ww) Person 8.12(xx) Personal Information 8.12(yy) Potential Backside Filer 5.6(a) Principal Antitrust Consent 5.6(a) Proceeding 5.12 Recipient 7.7(a) Release 8.12(zz) Representatives 5.2(a) SEC 8.12(aaa) Second Investor Antitrust Stockholder Notice 5.6(a) Securities Act 8.12(bbb) Shares Recitals Software 8.12(ccc) SOX 8.12(ddd) Subsidiary 8.12(eee5.2(c) Surviving Corporation 1.1 Terminated Parent Associate 5.20(a) Third-Party Expenses 9.3(d) EXHIBIT B Form of Company 1.1 Tax Authority 8.12(fff) Tax Return 8.12(ggg) Taxes 8.12(hhh) Termination Date 7.2(a) Uncertificated Shares 2.1(a)(ii) WARN Act 3.11(e) Willful Breach 7.7 Withholding Agent 2.2(h) AGREEMENT AND PLAN OF MERGER AND REORGANIZATION AGREEMENT AND PLAN OF MERGER AND REORGANIZATION (hereinafter referred to as this “Agreement”), dated as Stockholder Support Agreement EXHIBIT C-1 Form of October 15, 2018, among SendGrid, Inc., a Delaware corporation (the “Company”), Twilio Inc., a Delaware corporation (“Parent”), and Topaz Merger Subsidiary, Inc., a Delaware corporation and a direct wholly owned Subsidiary Company Lock-Up Agreement EXHIBIT C-2 Form of Parent (“Lock-Up Agreement EXHIBIT D Form of CVR Agreement EXHIBIT E Post-Closing Directors and Officers Parent and Surviving Corporation: Officers: • Xxxx Xxxxx, Chief Executive Officer, President & Treasurer • Xxxxxxxx Xxxxxxx, VP of Corporate Development & Finance, Secretary Directors: • Xxxx Xxxxx • Xxxx Xxxxxxxxx • Xxxx Xxxxx • Xxxxx Xxxxxx • Cam Xxxxxxxxx • Xxxxxxx Xxxxxxx • One additional director to be appointed by Ocuphire EXHIBIT F Form of 2020 Plan LIST OF OMITTED SCHEDULES The following is a list of all schedules to the Agreement and Plan of Merger Sub”)and Reorganization, which have been omitted pursuant to Item 601(b)(2) of Regulation S-K. The registrant hereby agrees to furnish supplementally a copy of any such schedule to the SEC upon request. Parent, Merger Sub and the Company are each sometimes referred to herein as a “Party” and collectively as the “Parties.”Disclosure Schedule Section A Company Signatories Section 2.1(c) Subsidiaries

Merger    Recitals. Merger Consideration 2.1(a)(i1.5(a)(ii) Merger Notification Filings 5.4(b) Merger Sub Preamble NQDC Plan 3.10(c) NYSE 8.12(ll) Open Source Software 8.12(mm) Owned Company Properties 8.12(nn) Nasdaq Listing Application 5.11 Net Cash Calculation 1.9 Net Cash Schedule 1.9 Net Working Capital Calculation 1.9 Net Working Capital Schedule 1.9 NovaQuest Recitals Parent Preamble Parent Acquisition Proposal 5.3(d) Parent Alternative Acquisition Agreement 5.3(e) Parent Balance Sheet 4.5(cBenefit Plan 3.17(a) Parent Board Recitals Adverse Recommendation Change 5.3(c) Parent Board Recommendation Recitals Parent Bylaws 4.1(a5.3(c) Parent Capital Stock 4.2(aBudget 4.1(b)(v) Parent Change in Recommendation 5.3(e) Parent Charter 4.1(a) Parent Class A Common Stock 4.2(a) Parent Class B Common Stock 4.2(a) Parent Common Stock 8.12(nn) Designees 5.14 Parent Disclosure Letter Article IV Schedule 3 Parent Expenses 7.5(c) Parent Financial Advisor 4.12 Parent IT Systems 4.17(n) Parent LicensedIn-In Agreements 4.17(d) Parent bound License Agreements 4.17(d) Parent Intellectual Property 8.12(oo) Parent Intervening Event 5.3(d) Parent Material Adverse Effect 8.12(qq3.12(d) Parent Material Contract 4.16(b3.13(a) Parent Out-bound License 3.12(d) Parent Outstanding Shares Certificate 5.18(b) Parent Permits 4.1(a3.14(b) Parent Privacy Laws and Requirements 4.18(a) Parent Preferred Stock 4.3(a) Parent Product 8.12(pp) Parent RSU 8.12(rr) Real Estate Leases 3.11 Parent SEC Documents 4.5(a) Parent Share Issuance 4.3(a) Parent Stock Option 8.12(ss) Parent Stock Plans 8.12(tt) Parent 401(k) Plan 8.12(uu3.7(a) Parent Stockholder Approval 4.3(bMatters 5.3(a)(ii) Parent Stockholders Stockholders’ Meeting 4.3(a) Parent Subsidiaries 4.1(a) Parent Superior Proposal 5.3(d5.3(a)(ii) Parent Termination Fee 7.6(a9.3(c) Parent Voting Agreement Recitals Parent Voting Debt 4.2(b) Parent’s Counsel 5.18(d) Parties Preamble Payment 7.7(a) Payor 7.7(a) Permits 8.12(vv) Permitted Liens 8.12(ww) Person 8.12(xx) Personal Information 8.12(yy) Potential Backside Filer Post-Closing Plans 5.6(a) Principal Antitrust Consent 5.6(aPPACA 2.17(o) Proceeding 5.12 Recipient 7.7(aPre-Closing Period 4.1(a) Release 8.12(zzRegulation D Recitals Required Company Stockholder Vote 2.4 Closing Parent Stockholder Vote 3.4 Response Date 1.9 Sensitive Data 2.12(g) Representatives Stockholder Notice 5.2(a) SEC 8.12(aaa) Second Investor Antitrust Notice 5.6(a) Securities Act 8.12(bbb) Shares Recitals Software 8.12(ccc) SOX 8.12(ddd) Subsidiary 8.12(eee) Surviving Company Corporation 1.1 Tax Authority 8.12(fffCounsel 5.12(c) Tax Return 8.12(gggOpinion 5.12(c) Taxes 8.12(hhh) Termination Date 7.2(a) Uncertificated Shares 2.1(a)(ii) WARN Act 3.11(e) Willful Breach 7.7 Withholding Agent 2.2(h) AGREEMENT AND PLAN OF MERGER AND REORGANIZATION AGREEMENT AND PLAN OF MERGER AND REORGANIZATION (hereinafter referred to as this “Agreement”)Exhibit G Officers Name Title Xxxxxx Xxxxx Chief Executive Officer Xxxxxx Xxxxxxx Co-Founder, dated as Chief Operating Officer and Secretary Xxxxxx Xxxxxx Chief R&D Officer Xxxxxx X. Xxxxxxxxxx Chief Financial Officer Xxxxx XxXxxx General Counsel Board Designees – Parent Name Title [ ]1 Director [ ]1 Director Board Designees – Company Name Title Xxxxxxxx Xxxxx Chairman of October 15, 2018, among SendGrid, Inc., a Delaware corporation (the “Company”), Twilio Inc., a Delaware corporation (“Parent”), and Topaz Merger Subsidiary, Inc., a Delaware corporation and a direct wholly owned Subsidiary of Parent (“Merger Sub”)Board Xxxxxx Xxxxx Director Xxxxxxxx Veru Director Xx. Parent, Merger Sub and the Company are each sometimes referred to herein as a “Party” and collectively as the “Parties.”Xxxxxxx Xx Director Xxxxxx Xxxxxxxxxxx Director

Merger    Recitals. Merger Consideration 2.1(a)(iRecitals Merger Documents 1.1(b) Merger Effective Time 1.1(b) Merger Sub Preamble NQDC Plan 3.10(cNon-Competition Agreement Recitals 104 Term Section OFAC 2.17(c) NYSE 8.12(llOff-the-Shelf Software 4.13(a) Open Source Software 8.12(mmOutbound IP License 4.13(c) Owned Outside Date 8.1(b) Outstanding Company Properties 8.12(nnWarrants Recitals Party/Parties Preamble Paying Agent 1.2(h)(ii) Parent Pre-Closing Company Shareholders 1.2(a) Price Earnout Milestone 1.2(a)(iii) Price Earnout Statement 1.2(b)(i) Post-Closing Board 5.17(a) Prohibited Party Lists 4.22(c) Proxy Statement 5.13(a) Public Certifications 2.6(a) Public Shareholders 9.1 Recapitalization 1.1(h)(i) Redemption 5.13(a) Registration Rights Agreement Recitals Registration Statement 5.13(a) Released Claims 9.1 Required Company Shareholder Approval 5(a) Resolution Period 10.4 Revenue Earnout Milestone 1.2(a)(iii) Revenue Earnout Statement 1.2(b)(ii) Reviewed Interim Financial Statements 5.4(a) Sanctioned Countries 4.22(c) SEC Reports 2.6(a) SEC SPAC Accounting Changes 2.6(a) Second Earnout Milestone 1.2(a)(ii) Second Revenue Earnout Milestone 1.2(a)(ii) Second Level Contingent Share Consideration 1.2(a)(ii) Section 14 Arrangement 4.18(c) Shibolet 10.3 Signing Filing 5.14(b) Signing Press Release 5.14(b) SPAC Preamble Parent Acquisition Proposal 5.3(dSPAC Declaration 1.3(f) Parent Alternative Acquisition Agreement 5.3(eSPAC Disclosure Schedules Article II SPAC Financials 2.6(c) Parent Balance Sheet 4.5(c) Parent Board Recitals Parent Board Recommendation Recitals Parent Bylaws 4.1(a) Parent Capital Stock 4.2(a) Parent Change in Recommendation 5.3(e) Parent Charter 4.1(a) Parent Class A Common Stock 4.2(a) Parent Class B Common Stock 4.2(a) Parent Common Stock 8.12(nn) Parent Disclosure Letter Article IV Parent Expenses 7.5(c) Parent Financial Advisor 4.12 Parent IT Systems 4.17(n) Parent Licensed-In Agreements 4.17(d) Parent License Agreements 4.17(d) Parent Intellectual Property 8.12(oo) Parent Intervening Event 5.3(d) Parent Material Adverse Effect 8.12(qq) Parent SPAC Material Contract 4.16(b2.13(a) Parent Permits 4.1(aSPAC Recommendation 2.2 SPAC Registration Rights Agreement Amendment Recitals SPAC Representative Preamble SPAC Representative Documents 10.16(a) Parent Privacy Laws and Requirements 4.18(a105 Term Section SPAC Shareholder Approval Matters 5.13(a) Parent Preferred Stock 4.3(a) Parent Product 8.12(pp) Parent RSU 8.12(rr) Parent SEC Documents 4.5(a) Parent Share Issuance 4.3(a) Parent Stock Option 8.12(ss) Parent Stock Plans 8.12(tt) Parent 401(k) Plan 8.12(uu) Parent Stockholder Approval 4.3(b) Parent Stockholders Meeting 4.3(a) Parent Subsidiaries 4.1(a) Parent Superior Proposal 5.3(d) Parent Termination Fee 7.6(a) Parent SPAC Shares Merger Consideration Recitals Specified Courts 10.5 Sponsor Recitals Sponsor Letter Agreement Recitals Sponsor Support Agreement Recitals Target Voting Agreement Recitals Parent Voting Debt 4.2(b) Parent’s Counsel 5.18(d) Parties Preamble Payment 7.7(a) Payor 7.7(a) Permits 8.12(vv) Permitted Liens 8.12(ww) Person 8.12(xx) Personal Information 8.12(yy) Potential Backside Filer 5.6(a) Principal Antitrust Consent 5.6(a) Proceeding 5.12 Recipient 7.7(a) Release 8.12(zz) Representatives 5.2(a) SEC 8.12(aaa) Second Investor Antitrust Notice 5.6(a) Securities Act 8.12(bbb) Shares Recitals Software 8.12(ccc) SOX 8.12(ddd) Subsidiary 8.12(eeeSurviving Company 1.1(a) Surviving Company 1.1 Memorandum and Articles of Association Recitals Target Voting Agreement Recitals Tax Authority 8.12(fffDeclaration 1.3(d) Tax Return 8.12(gggTier I Share Price Target 1.2(a)(i) Taxes 8.12(hhhTier II Share Price Target 1.2(a)(ii) Termination Tier III Share Price Target 1.2(a)(iii) Third Earnout Milestone 1.2(a)(iii) Third Revenue Earnout Milestone 1.2(a)(iii) Third Level Contingent Share Consideration 1.2(a)(iii) Top Customers 4.28 Top Suppliers 4.28 Transactions Recitals Transaction Financing 5.24 VAT 4.14(m) Valid Certificate 1.3(b) Withholding Amount 1.3(g)(ii) Withholding Drop Date 7.2(a1.3(g)(i) Uncertificated Shares 2.1(a)(ii) WARN Act 3.11(e) Willful Breach 7.7 Withholding Agent 2.2(h) AGREEMENT AND PLAN OF MERGER AND REORGANIZATION AGREEMENT AND PLAN OF MERGER AND REORGANIZATION (hereinafter referred to as this “Agreement”Party 1.3(a), dated as of October 15, 2018, among SendGrid, Inc., a Delaware corporation (the “Company”), Twilio Inc., a Delaware corporation (“Parent”), and Topaz Merger Subsidiary, Inc., a Delaware corporation and a direct wholly owned Subsidiary of Parent (“Merger Sub”). Parent, Merger Sub and the Company are each sometimes referred to herein as a “Party” and collectively as the “Parties.”

Merger    Recitals. Merger Consideration 2.1(a)(i1.5(a)(ii) Merger Sub Preamble NQDC Plan 3.10(cNasdaq Fees 5.12 Nasdaq Listing Application 5.12 Net Cash Calculation 1.6(a) NYSE 8.12(ll) Open Source Software 8.12(mm) Owned Company Properties 8.12(nnNet Cash Schedule 1.6(a) Parent Preamble Parent Acquisition Proposal 5.3(d401(k) Plan 5.6(c) Parent Alternative Acquisition Agreement 5.3(e) Parent Balance Sheet 4.5(cBenefit Plan 3.17(a) Parent Board Recitals Adverse Recommendation Change 5.3(c) Parent Board Recommendation Recitals 5.3(c) Term Section Parent Bylaws 4.1(a) Designee 5.14 Parent Capital Stock 4.2(a) Parent Change in Recommendation 5.3(e) Parent Charter 4.1(a) Parent Class A Common Stock 4.2(a) Parent Class B Common Stock 4.2(a) Parent Common Stock 8.12(nnDetermination Notice 5.3(d)(i) Parent Disclosure Letter Article IV Schedule Section 3 Parent Expenses 7.5(cExpense Reimbursement 9.3(d) Parent Financial Advisor 4.12 Parent IT Systems 4.17(nIn-bound License 3.12(d) Parent LicensedLock-In Agreements 4.17(d) Up Agreement Recitals Parent License Agreements 4.17(d) Parent Intellectual Property 8.12(oo) Parent Intervening Event 5.3(d) Parent Material Adverse Effect 8.12(qq) Lock-Up Signatories Recitals Parent Material Contract 4.16(b3.13 Parent Material Registered IP 3.12(a) Parent Out-bound License 3.12(d) Parent Outstanding Shares Certificate 5.18(b) Parent Permits 4.1(a) Parent Privacy Laws and Requirements 4.18(a) Parent Preferred Stock 4.3(a3.14(b) Parent Product 8.12(ppCandidates 3.14(e) Parent RSU 8.12(rrReal Estate Leases 3.11 Parent Regulatory Permits 3.14(e) Parent SEC Documents 4.5(a3.7(a) Parent Share Issuance 4.3(aSignatories Recitals Parent Stockholder Matters 5.3(a) Parent Stock Option 8.12(ss) Parent Stock Plans 8.12(tt) Parent 401(k) Plan 8.12(uuStockholders’ Meeting 5.3(a) Parent Stockholder Approval 4.3(bSupport Agreement Recitals Post-Closing Plans 5.6(b) Parent Stockholders Meeting 4.3(aPPP 2.9(b) Parent Subsidiaries PPP Loan 2.9(b) Pre-Closing Period 4.1(a) Required Company Stockholder Vote 2.4 Required Parent Superior Proposal 5.3(dStockholder Vote 3.4 Response Date 1.6(b) Parent Termination Fee 7.6(aSBA 2.9(b) Parent Voting Agreement Recitals Parent Voting Debt 4.2(bSensitive Data 2.12(g) Parent’s Counsel 5.18(d) Parties Preamble Payment 7.7(a) Payor 7.7(a) Permits 8.12(vv) Permitted Liens 8.12(ww) Person 8.12(xx) Personal Information 8.12(yy) Potential Backside Filer 5.6(a) Principal Antitrust Consent 5.6(a) Proceeding 5.12 Recipient 7.7(a) Release 8.12(zz) Representatives 5.2(a) SEC 8.12(aaa) Second Investor Antitrust Stockholder Notice 5.6(a) Securities Act 8.12(bbb) Shares Recitals Software 8.12(ccc) SOX 8.12(ddd) Subsidiary 8.12(eee5.2(c) Surviving Company 1.1 Tax Authority 8.12(fff) Tax Return 8.12(ggg) Taxes 8.12(hhh) Termination Date 7.2(a) Uncertificated Shares 2.1(a)(ii) WARN Act 3.11(e) Willful Breach 7.7 Withholding Agent 2.2(h) AGREEMENT AND PLAN OF MERGER AND REORGANIZATION AGREEMENT AND PLAN OF MERGER AND REORGANIZATION (hereinafter referred to as this “Agreement”), dated as of October 15, 2018, among SendGrid, Inc., a Delaware corporation (the “Company”), Twilio Inc., a Delaware corporation (“Parent”), and Topaz Merger Subsidiary, Inc., a Delaware corporation and a direct wholly owned Subsidiary of Parent (“Merger Sub”). Parent, Merger Sub and the Company are each sometimes referred to herein as a “Party” and collectively as the “Parties.”Corporation 1.1

Merger    Recitals. Merger Consideration 2.1(a)(i2.01(c) Merger Sub Preamble NQDC Plan 3.10(c) NCBCA 1.01 New Term Loan Facility 9.03 NYSE 8.12(ll) Open Source Software 8.12(mm) Owned Company Properties 8.12(nn2.02(i) Parent Preamble Parent Acquisition Proposal 5.3(d) ADSs Recitals Parent Alternative Acquisition Agreement 5.3(e) Parent Balance Sheet 4.5(cArticles 4.03(a) Parent Board Recitals Parent Board Recommendation Recitals Parent Bylaws 4.1(a) Parent Capital Stock 4.2(a) Parent Change in Recommendation 5.3(e) Parent Charter 4.1(a) Parent Class A Common Stock 4.2(a) Parent Class B Common Stock 4.2(a) Parent Common Stock 8.12(nnCircular 4.05(b) Parent Disclosure Letter Article IV Parent Expenses 7.5(c) Parent Financial Advisor 4.12 Parent IT Systems 4.17(n) Parent Licensed-In Agreements 4.17(d) Parent License Agreements 4.17(d) Parent Intellectual Property 8.12(oo) Parent Intervening Event 5.3(d) Entities Preamble Parent Material Adverse Effect 8.12(qq9.03 Parent Ordinary Shares Recitals Parent Prospectus 4.05(b) Parent Material Contract 4.16(bPublic Reports 4.06(a) Parent Permits 4.1(a) Parent Privacy Laws and Requirements 4.18(a) Parent Preferred Stock 4.3(a) Parent Product 8.12(pp) Parent RSU 8.12(rr) Parent SEC Documents 4.5(aRecommendation 4.04(b) Parent Share Issuance 4.3(aAwards 9.03 Parent Shareholder Approval 4.04(d) Parent Stock Option 8.12(ssShareholders Meeting 4.05(b) Parent Stock Plans 8.12(tt) Parent 401(k) Plan 8.12(uu) Parent Stockholder Approval 4.3(b) Parent Stockholders Meeting 4.3(a) Parent Subsidiaries 4.1(a) Parent Superior Proposal 5.3(dSubsidiary 4.01(b) Parent Termination Fee 7.6(a6.08(c) Parent Voting Agreement Recitals Parent Voting Debt 4.2(b4.03(a) Parent’s Counsel 5.18(dPer Share Cash Consideration 2.01(c)(ii) Parties Preamble Payment 7.7(a) Payor 7.7(aPer Share Stock Consideration 2.01(c)(i) Permits 8.12(vv3.01 person 9.03 Plan of Merger Recitals Prospectus Rules 9.03 Proxy Statement 3.05(b) Permitted Liens 8.12(ww) Person 8.12(xx) Personal Information 8.12(yy) Potential Backside Filer 5.6(a) Principal Antitrust Consent 5.6(a) Proceeding 5.12 Recipient 7.7(a) Release 8.12(zzRegulatory Requirement 6.03(c) Representatives 5.2(a5.02(a) Required Company Shareholder Approvals 3.04(c) Restraints 7.01(f) RSU Exchange Ratio 9.03 Sxxxxxxx-Xxxxx Act 3.06(b) Schedule 13E-3 3.05(b) SEC 8.12(aaa) Second Investor Antitrust Notice 5.6(a3.05(b) Securities Act 8.12(bbb3.06(b) Shares Sub Preamble Sub Board Recitals Software 8.12(cccSub Shareholder Approval 4.04(c) SOX 8.12(ddd) Subsidiary 8.12(eeesubsidiary 9.03 Surviving Common Stock 2.01(a) Surviving Company 1.1 Tax Authority 8.12(fff) Corporation 1.01 Tax Return 8.12(ggg9.03 Taxes 9.03 Tobacco Litigation 9.03 viii Transaction Committee Recitals Transactions 1.01 UKLA 4.05(b) Taxes 8.12(hhh) Termination Date 7.2(a) Uncertificated Shares 2.1(a)(ii) WARN Act 3.11(e) Willful Breach 7.7 Withholding Agent 2.2(hUnaffiliated Shareholder Approval 3.04(c) AGREEMENT AND PLAN OF MERGER AND REORGANIZATION AGREEMENT AND PLAN OF MERGER AND REORGANIZATION (hereinafter referred to as this “Agreement”), dated as of October 15January 16, 20182017, among SendGridBritish American Tobacco p.l.c., a public limited company incorporated under the laws of England and Wales (“Parent”), BATUS Holdings Inc., a Delaware corporation and an indirect wholly owned subsidiary of Parent (“BATUS” and, together with Parent, the “Parent Entities”), Flight Acquisition Corporation, a North Carolina corporation and an indirect wholly owned subsidiary of Parent (“Sub”), and Rxxxxxxx American Inc., a North Carolina corporation (the “Company”), Twilio Inc., a Delaware corporation (“Parent”), and Topaz Merger Subsidiary, Inc., a Delaware corporation and a direct wholly owned Subsidiary of Parent (“Merger Sub”). Parent, Merger Sub and the Company are each sometimes referred to herein as a “Party” and collectively as the “Parties.”

Merger    Recitals. Merger Consideration 2.1(a)(iMinimum Distribution Dividend Section 1.1(a) Merger Sub Preamble NQDC Plan 3.10(cMinimum Net Capital Requirement Section 1.1(a) MGCL Section 1.1(a) NASDAQ Section 1.1(a) Non-Electing Shares Section 3.1(a)(ii)(3) Non-Traded REITs Section 6.8 Notice of Adverse Recommendation Change Section 6.5(e) NYSE 8.12(llSection 1.1(a) Open Source Software 8.12(mmOrder Section 1.1(a) Owned Other Company Properties 8.12(nnSubsidiary Section 4.1(c) Other Parent Subsidiary Section 5.1(d) Outside Date Section 8.1(b)(i) Parent Preamble Parent Acquisition Proposal 5.3(dBoard Section 5.4(a) Parent Alternative Acquisition Agreement 5.3(e) Parent Balance Sheet 4.5(c) Parent Board Recitals Parent Board Recommendation Recitals Parent Bylaws 4.1(a) Parent Capital Stock 4.2(a) Parent Change in Recommendation 5.3(e) Section 5.2 Parent Charter 4.1(a) Parent Class A Common Stock 4.2(a) Parent Class B Common Stock 4.2(a) Section 5.2 Parent Common Stock 8.12(nnSection 3.1(a)(ii)(2) Parent Confidentiality Agreement Section 1.1(a) Parent Disclosure Letter Article IV V Parent Expenses 7.5(cEntities Section 1.1(a) Parent Financial Advisor 4.12 Parent IT Systems 4.17(nExpense Amount Section 1.1(a) Parent Licensed-In Agreements 4.17(d) Insurance Policies Section 5.18 Parent License Agreements 4.17(d) Parent Intellectual Property 8.12(oo) Parent Intervening Event 5.3(dLeases Section 5.16(e) Parent Material Adverse Effect 8.12(qqSection 1.1(a) Parent Material Contract 4.16(bSection 5.12(a) Parent Operating Partnership Section 1.1(a) Parent Parties Section 1.1(a) Parent Partnership Agreement Section 1.1(a) Parent Permits 4.1(aSection 5.6(a) Parent Privacy Laws and Requirements 4.18(aPermitted Liens Section 5.16(b) Parent Preferred Stock 4.3(aSection 5.3(a) Parent Product 8.12(ppProperties Section 5.16(a) Parent RSU 8.12(rrProperty Section 5.16(a) Parent SEC Documents 4.5(a) Parent Share Issuance 4.3(aFilings Section 5.7(a) Parent Stock Option 8.12(ssSection 5.3(a) Parent Stock Plans 8.12(tt) Parent 401(k) Plan 8.12(uuSection 5.3(a) Parent Stockholder Approval 4.3(bSection 5.20 Parent Stockholder Meeting Section 1.1(a) Parent Stockholders Meeting 4.3(aSubsidiary Section 1.1(a) Parent Subsidiaries 4.1(aSubsidiary Partnership Section 5.17(h) Parent Superior Proposal 5.3(dTax Protection Agreements Section 5.17(h) Parent Tax Representation Letter Section 6.2(b) Parent Termination Fee 7.6(aSection 1.1(a) Parent Voting Agreement Recitals Termination Payment Section 1.1(a) -15- Parent Voting Debt 4.2(bTitle Insurance Policies Section 5.16(g) Parent’s Counsel 5.18(dParent Title Insurance Policy Section 5.16(g) Parties Preamble Payment 7.7(a) Payor 7.7(a) Permits 8.12(vv) Permitted Liens 8.12(wwPer Share Cash Amount Section 1.1(a) Person 8.12(xxSection 1.1(a) Personal Qualified REIT Subsidiary Section 4.1(c) Qualifying Income Section 8.3€ REIT Section 4.17(b) Registration Rights Agreement Section 1.1(a) Relevant Company Partnership Interest Section 4.17(h) Relevant Parent Partnership Interest Section 5.17(h) Representative Section 1.1(a) Required Financial Information 8.12(yySection 6.17 Sxxxxxxx-Xxxxx Act Section 1.1(a) Potential Backside Filer 5.6(a) Principal Antitrust Consent 5.6(a) Proceeding 5.12 Recipient 7.7(a) Release 8.12(zz) Representatives 5.2(aSDAT Section 2.3(a) SEC 8.12(aaaSection 1.1(a) Second Investor Antitrust Notice 5.6(aSelf-Management Section 1.1(a) Securities Act 8.12(bbbSection 1.1(a) Series A Preferred Stock Section 5.3(a) Series B Preferred Stock Section 5.3(a) Series C Preferred Stock Section 5.3(a) Series D Preferred Stock Section 5.3(a) Series E Preferred Stock Section 5.3(a) Series F Preferred Stock Section 5.3(a) Significant Subsidiary Section 1.1(a) Specified Company Leases Section 4.16(f) Specified Parent Leases Section 5.16(f) Stock Consideration Section 3.1(a)(ii)(2) Stock Election Section 3.1(a)(ii)(2) Stock Election Shares Recitals Software 8.12(cccSection 3.1(a)(ii)(2) SOX 8.12(ddd) Subsidiary 8.12(eeeSuperior Proposal Section 6.5(h)(ii) Surviving Company 1.1 Entity Section 2.1 Tax Authority 8.12(fffSection 1.1(a) Tax Return 8.12(gggSection 1.1(a) Taxable REIT Subsidiary Section 4.1(c) Taxes 8.12(hhhSection 1.1(a) Termination Date 7.2(aFee Section 1.1(a) Uncertificated Shares 2.1(a)(iiTermination Payee Section 8.3(d) WARN Act 3.11(eTermination Payment Section 1.1(a) Willful Breach 7.7 Withholding Agent 2.2(hTermination Payor Section 8.3(d) AGREEMENT AND PLAN OF MERGER AND REORGANIZATION AGREEMENT AND PLAN OF MERGER AND REORGANIZATION (hereinafter referred to as this “Agreement”), dated as of October 15, 2018, among SendGrid, Inc., a Delaware corporation (the “Company”), Twilio Inc., a Delaware corporation (“Parent”), and Topaz Merger Subsidiary, Inc., a Delaware corporation and a direct wholly owned Subsidiary of Parent (“Merger Sub”). Parent, Merger Sub and the Company are each sometimes referred to herein as a “Party” and collectively as the “Parties.”Third Party Section 1.1(a) Transfer Taxes Section 8.7

Merger    Recitals. Merger Consideration 2.1(a)(i1.5(a)(ii) Merger Sub Preamble NQDC Plan 3.10(c) NYSE 8.12(ll) Open Source Software 8.12(mm) Owned Company Properties 8.12(nn) Nasdaq Fees 5.8 Nasdaq Listing Application 5.8 Parent Preamble Parent Acquisition Proposal 5.3(d) Parent Alternative Acquisition Agreement 5.3(e) Parent Balance Sheet 4.5(cBenefit Plan 3.17(a) Parent Board Recitals Adverse Recommendation Change 5.3(c) Parent Board Recommendation Recitals Parent Bylaws 4.1(a5.3(c) Parent Capital Stock 4.2(aCash Calculation 1.11(a) Parent Change in Recommendation 5.3(e) Parent Charter 4.1(a) Parent Class A Common Stock 4.2(a) Parent Class B Common Stock 4.2(a) Parent Common Stock 8.12(nnCash Schedule 1.11(a) Parent Disclosure Letter Article IV Schedule Section 3 Parent Expenses 7.5(cIn-bound License 3.12(d) Parent Financial Advisor 4.12 Parent IT Systems 4.17(n) Parent LicensedLock-In Agreements 4.17(d) Parent License Agreements 4.17(d) Parent Intellectual Property 8.12(oo) Parent Intervening Event 5.3(d) Parent Material Adverse Effect 8.12(qq) Up Agreement Recitals Parent Material Contract 4.16(b3.13 Parent Out-bound License 3.12(d) Parent Permits 4.1(a3.14(b) Parent Privacy Laws and Requirements 4.18(a) Parent Preferred Stock 4.3(a) Parent Product 8.12(pp) Parent RSU 8.12(rr) Real Estate Leases 3.11 Parent SEC Documents 4.5(a3.7(a) Parent Share Issuance 4.3(a) Parent Stock Option 8.12(ss) Parent Stock Plans 8.12(tt) Parent 401(k) Plan 8.12(uu) Signatories Recitals Parent Stockholder Approval 4.3(b) Matters Recitals Parent Stockholders Meeting 4.3(a) Parent Subsidiaries 4.1(a) Parent Superior Proposal 5.3(d) Parent Termination Fee 7.6(a) Parent Voting Stockholder Support Agreement Recitals Parent Voting Debt 4.2(bStockholders’ Meeting Recitals Pre-Closing Period 4.1(a) Parent’s Counsel 5.18(dRequired Company Stockholder Vote 2.4 Required Parent Stockholder Vote 3.4 Response Date 1.11(b) Parties Preamble Payment 7.7(aSensitive Data 2.12(g) Payor 7.7(a) Permits 8.12(vv) Permitted Liens 8.12(ww) Person 8.12(xx) Personal Information 8.12(yy) Potential Backside Filer 5.6(a) Principal Antitrust Consent 5.6(a) Proceeding 5.12 Recipient 7.7(a) Release 8.12(zz) Representatives 5.2(a) SEC 8.12(aaa) Second Investor Antitrust Stockholder Notice 5.6(a) Securities Act 8.12(bbb) Shares Recitals Software 8.12(ccc) SOX 8.12(ddd) Subsidiary 8.12(eee5.2(c) Surviving Corporation 1.1 Xxxxxxx X-0 Form of Company 1.1 Tax Authority 8.12(fff) Tax Return 8.12(ggg) Taxes 8.12(hhh) Termination Date 7.2(a) Uncertificated Shares 2.1(a)(ii) WARN Act 3.11(e) Willful Breach 7.7 Withholding Agent 2.2(h) AGREEMENT AND PLAN OF MERGER AND REORGANIZATION AGREEMENT AND PLAN OF MERGER AND REORGANIZATION (hereinafter referred to as this “Agreement”), dated as of October 15, 2018, among SendGrid, Inc., a Delaware corporation (the “Company”), Twilio Inc., a Delaware corporation (“Parent”), and Topaz Merger Subsidiary, Inc., a Delaware corporation and a direct wholly owned Subsidiary Stockholder Support Agreement Exhibit B-2 Form of Parent (“Merger Sub”). Parent, Merger Sub and the Stockholder Support Agreement Exhibit C Officers Name Title Xxxxxxx Xxxxxxxx Chief Executive Officer Xxxxx Xxxxxxx Interim Chief Financial Officer Xxx Xxxxxxxxx Secretary Board Designees — Company are each sometimes referred to herein as a “Party” and collectively as the “Parties.”Name Xxxxxxx Xxxxxxxx Xxxx X. Xxxxxxxx Manish Potti Xxxx Xxxxx Xxxxx X. Xxx Xxxxx Xxxx Taspolatoglu Xxxxxx X. Xxxxx Exhibit D Form of Lock-Up Agreement

Merger    Recitals. Merger Consideration 2.1(a)(i1.5(a)(ii) Merger Sub Preamble NQDC Plan 3.10(c) NYSE 8.12(ll) Open Source Software 8.12(mm) Owned Company Properties 8.12(nn) NASDAQ Listing Application 5.11 Parent Preamble Parent Acquisition Proposal 5.3(d) Parent Alternative Acquisition Agreement 5.3(e) Parent Balance Sheet 4.5(cBenefit Plan 3.15(a) Parent Board Recitals Adverse Recommendation Change 5.3(b) Parent Board Recommendation Recitals Parent Bylaws 4.1(a5.3(b) Parent Capital Stock 4.2(aBudget 4.1(b)(vi) Parent Change in Recommendation 5.3(e) Parent Charter 4.1(a) Parent Class A Common Stock 4.2(a) Parent Class B Common Stock 4.2(a) Parent Common Stock 8.12(nn) Parent Disclosure Letter Article IV Parent Expenses 7.5(c) Parent Financial Advisor 4.12 Parent IT Systems 4.17(n) Parent Licensed-In Agreements 4.17(d) Parent License Agreements 4.17(d) Parent Intellectual Property 8.12(oo) Parent Intervening Event Circumstance Notice 5.3(d) Parent Material Adverse Effect 8.12(qqDesignees 5.14 Parent Disclosure Schedule Section 3 Parent Dispute Notice 5.22(b) Parent IP Agreements 3.10(a) Parent IT Assets 3.25(a) Parent Lock-Up Agreement 8.5 Parent Material Contract 4.16(b3.11(n) Parent Net Cash Response Date 5.22(d) Parent Notice Period 5.3(c) Parent Permits 4.1(a3.12(b) Parent Privacy Laws and Requirements 4.18(a) Parent Preferred Stock 4.3(a) Parent Product 8.12(pp) Parent RSU 8.12(rr) Real Estate Leases 3.9 Parent SEC Documents 4.5(a) Parent Share Issuance 4.3(a) Parent Stock Option 8.12(ss) Parent Stock Plans 8.12(tt) Parent 401(k) Plan 8.12(uu3.7(a) Parent Stockholder Approval 4.3(bMatters 5.3(a) Parent Stockholders Meeting 4.3(a) Parent Subsidiaries 4.1(a) Parent Superior Proposal 5.3(d) Parent Termination Fee 7.6(a) Parent Voting Stockholder Support Agreement Recitals Parent Voting Debt 4.2(bStockholders’ Meeting 5.3(a) Parent’s Counsel 5.18(dPost-Closing Plans 5.7(a) Parties Preamble Payment 7.7(aPre-Closing Period 4.1(a) Payor 7.7(a) Permits 8.12(vv) Permitted Liens 8.12(ww) Person 8.12(xx) Personal Information 8.12(yy) Potential Backside Filer 5.6(a) Principal Antitrust Consent 5.6(a) Proceeding 5.12 Recipient 7.7(a) Release 8.12(zz) Representatives 5.2(a) SEC 8.12(aaa) Second Investor Antitrust Required Company Stockholder Vote 2.4 Required Parent Stockholder Merger Vote 3.4 Required Parent Stockholder Reverse Split Vote 3.4 Required Parent Stockholder Vote 3.4 Reverse Split 5.23 Risk Factors Section 3 Stockholder Notice 5.6(a) Securities Act 8.12(bbb) Shares Recitals Software 8.12(ccc) SOX 8.12(ddd) Subsidiary 8.12(eee5.2(b) Surviving Company Corporation 1.1 Tax Authority 8.12(fff) Tax Return 8.12(ggg) Taxes 8.12(hhh) Termination Date 7.2(a) Uncertificated Shares 2.1(a)(ii) WARN Act 3.11(e) Willful Breach 7.7 Withholding Agent 2.2(h) AGREEMENT AND PLAN OF MERGER AND REORGANIZATION AGREEMENT AND PLAN OF MERGER AND REORGANIZATION (hereinafter referred to as this “Agreement”Representation Letter 5.1(a), dated as of October 15, 2018, among SendGrid, Inc., a Delaware corporation (the “Company”), Twilio Inc., a Delaware corporation (“Parent”), and Topaz Merger Subsidiary, Inc., a Delaware corporation and a direct wholly owned Subsidiary of Parent (“Merger Sub”). Parent, Merger Sub and the Company are each sometimes referred to herein as a “Party” and collectively as the “Parties.”

Merger    Recitals. Merger Consideration 2.1(a)(i1.5(a)(ii) Merger Sub Preamble NQDC Plan 3.10(cNasdaq Fees 5.10 Nasdaq Listing Application 5.10 Parent Cash Calculation 1.12(a) NYSE 8.12(ll) Open Source Software 8.12(mm) Owned Company Properties 8.12(nnParent Cash Schedule 1.12(a) Parent Preamble Parent Acquisition Proposal 5.3(d) Parent Alternative Acquisition Agreement 5.3(e) Parent Balance Sheet 4.5(cBenefit Plan 3.17(a) Parent Board Recitals Adverse Recommendation Change 5.3(c) Parent Board Recommendation Recitals Parent Bylaws 4.1(a5.3(c) Parent Capital Stock 4.2(aBudget 4.1(b)(v) Parent Change in Recommendation 5.3(e) Parent Charter 4.1(a) Parent Class A Common Stock 4.2(a) Parent Class B Common Stock 4.2(a) Parent Common Stock 8.12(nnDetermination Notice 5.3(d)(i) Parent Disclosure Letter Article IV Schedule Section 3 Parent Expenses 7.5(cIn-bound License 3.12(d) Parent Financial Advisor 4.12 Parent IT Systems 4.17(n) Parent LicensedLock-In Agreements 4.17(d) Parent License Agreements 4.17(d) Parent Intellectual Property 8.12(oo) Parent Intervening Event 5.3(d) Parent Material Adverse Effect 8.12(qq) Up Agreement Recitals Parent Material Contract 4.16(b3.13 Parent Out-bound License 3.12(d) Parent Outstanding Shares Certificate 5.17(b) Parent Permits 4.1(a3.14(b) Parent Privacy Laws and Requirements 4.18(a) Real Estate Leases 3.11 Parent Preferred Stock 4.3(a) Parent Product 8.12(pp) Parent RSU 8.12(rrRegistered IP 3.12(a) Parent SEC Documents 4.5(a3.7(a) Parent Share Issuance 4.3(a) Signatories Recitals Parent Stock Option 8.12(ss) Parent Stock Plans 8.12(tt) Parent 401(k) Plan 8.12(uuStockholder Matters 5.3(a) Parent Stockholder Approval 4.3(bSupport Agreement Recitals Parent Stockholders’ Meeting 5.3(a) Parent Stockholders Meeting 4.3(a) Parent Subsidiaries 4.1(a) Parent Superior Proposal 5.3(dTax Counsel 5.11(c) Parent Termination Fee 7.6(a) Parent Voting Agreement Recitals Parent Voting Debt 4.2(b) Parent’s Counsel 5.18(d) Parties Preamble Payment 7.7(a) Payor 7.7(a) Permits 8.12(vv9.3(c) Permitted Liens 8.12(wwAlternative Agreement 9.1(k) Person 8.12(xxPermitted Disposition 5.22 Pre-Closing Period 4.1(a) Personal Information 8.12(yyPreferred Stock Conversion 5.20 Required Company Stockholder Vote 2.4 Required Parent Stockholder Vote 3.4 Response Date 1.12(b) Potential Backside Filer 5.6(aSensitive Data 2.12(g) Principal Antitrust Consent 5.6(a) Proceeding 5.12 Recipient 7.7(a) Release 8.12(zz) Representatives 5.2(a) SEC 8.12(aaa) Second Investor Antitrust Stockholder Notice 5.6(a) Securities Act 8.12(bbb) Shares Recitals Software 8.12(ccc) SOX 8.12(ddd) Subsidiary 8.12(eee5.2(c) Surviving Company Corporation 1.1 Tax Authority 8.12(fff) Tax Return 8.12(ggg) Taxes 8.12(hhh) Termination Date 7.2(a) Uncertificated Shares 2.1(a)(ii) WARN Act 3.11(eThird Party Expenses 9.3(d) Willful Breach 7.7 Withholding Agent 2.2(h) AGREEMENT AND PLAN OF MERGER AND REORGANIZATION AGREEMENT AND PLAN OF MERGER AND REORGANIZATION (hereinafter referred to as this “Agreement”), dated as of October 15, 2018, among SendGrid, Inc., a Delaware corporation (the “Company”), Twilio Inc., a Delaware corporation (“Parent”), and Topaz Merger Subsidiary, Inc., a Delaware corporation and a direct wholly owned Subsidiary of Parent (“Merger Sub”). Parent, Merger Sub and the Company are each sometimes referred to herein as a “Party” and collectively as the “Parties.”9.2

Merger    Recitals. Merger Consideration 2.1(a)(i1.5(a)(ii) Merger Sub Preamble NQDC Plan 3.10(c) NYSE 8.12(ll) Open Source Software 8.12(mm) Owned Company Properties 8.12(nn) Nasdaq Fees 5.8 Nasdaq Listing Application 5.8 Parent Preamble Parent Acquisition Proposal 5.3(d) Parent Alternative Acquisition Agreement 5.3(e) Parent Balance Sheet 4.5(cBenefit Plan 3.17(a) Parent Board Recitals Adverse Recommendation Change 5.3(c) Parent Board Recommendation Recitals Parent Bylaws 4.1(a5.3(c) Parent Capital Stock 4.2(aBudget 4.1(b)(v) Parent Change in Recommendation 5.3(eCash Calculation 1.12(a) Parent Charter 4.1(aCash Schedule 1.12(a) Parent Class A Common Stock 4.2(aCounsel 5.1(c) Parent Class B Common Stock 4.2(aDesignee 5.11(a) Parent Common Stock 8.12(nnDetermination Notice 5.3(d)(i) Parent Disclosure Letter Article IV Schedule Section 3 Parent Expenses 7.5(cIn-bound License 3.12(d) Parent Financial Advisor 4.12 Lock-Up Agreement Recitals Parent IT Systems 4.17(n) Parent Licensed-In Agreements 4.17(d) Parent License Agreements 4.17(d) Parent Intellectual Property 8.12(oo) Parent Intervening Event 5.3(dMaterial Contract 3.13(a) Parent Material Adverse Effect 8.12(qqContracts 3.13(a) Parent Material Contract 4.16(bOut-bound License 3.12(d) Parent Outstanding Shares Certificate 5.15(b) Parent Permits 4.1(a3.14(c) Parent Privacy Laws and Requirements 4.18(aReal Estate Leases 3.11 Parent Registered IP 3.12(a) Parent Preferred Stock 4.3(a) Parent Product 8.12(pp) Parent RSU 8.12(rrRegulatory Permits 3.14(e) Parent SEC Documents 4.5(a3.7(a) Parent Share Issuance 4.3(aSignatories Recitals Parent Stockholder Matters 5.3(a)(vi) Parent Stock Option 8.12(ss) Parent Stock Plans 8.12(tt) Parent 401(k) Plan 8.12(uu) Parent Stockholder Approval 4.3(b) Parent Stockholders Stockholders’ Meeting 4.3(a) Parent Subsidiaries 4.1(a) Parent Superior Proposal 5.3(d5.3(a)(vi) Parent Termination Fee 7.6(a9.3(c) Parent Voting Agreement Recitals Debt 3.6(d) PHSA 2.14(a) Pre-Closing Period 4.1(a) Required Company Stockholder Vote 2.4 Required Parent Voting Debt 4.2(bStockholder Vote 3.4 Response Date 1.12(b) Parent’s Counsel 5.18(dSensitive Data 2.12(g) Parties Preamble Payment 7.7(a) Payor 7.7(a) Permits 8.12(vv) Permitted Liens 8.12(ww) Person 8.12(xx) Personal Information 8.12(yy) Potential Backside Filer 5.6(a) Principal Antitrust Consent 5.6(a) Proceeding 5.12 Recipient 7.7(a) Release 8.12(zz) Representatives 5.2(a) SEC 8.12(aaa) Second Investor Antitrust Stockholder Notice 5.6(a) Securities Act 8.12(bbb) Shares Recitals Software 8.12(ccc) SOX 8.12(ddd) Subsidiary 8.12(eee5.2(c) Surviving Corporation 1.1 Terminated Parent Associate 5.20(a) Third-Party Expenses 9.3(d) EXHIBIT B Form of Company 1.1 Tax Authority 8.12(fff) Tax Return 8.12(ggg) Taxes 8.12(hhh) Termination Date 7.2(a) Uncertificated Shares 2.1(a)(ii) WARN Act 3.11(e) Willful Breach 7.7 Withholding Agent 2.2(h) AGREEMENT AND PLAN OF MERGER AND REORGANIZATION AGREEMENT AND PLAN OF MERGER AND REORGANIZATION (hereinafter referred to as this “Agreement”), dated as Stockholder Support Agreement EXHIBIT C-1 Form of October 15, 2018, among SendGrid, Inc., a Delaware corporation (the “Company”), Twilio Inc., a Delaware corporation (“Parent”), and Topaz Merger Subsidiary, Inc., a Delaware corporation and a direct wholly owned Subsidiary Company Lock-Up Agreement EXHIBIT C-2 Form of Parent (“Merger Sub”). ParentLock-Up Agreement EXHIBIT D Form of CVR Agreement EXHIBIT E Post-Closing Directors and Officers Parent and Surviving Corporation: Officers: • Xxxx Xxxxx, Merger Sub and the Company are each sometimes referred Chief Executive Officer, President & Treasurer • Xxxxxxxx Xxxxxxx, VP of Corporate Development & Finance, Secretary Directors: • Xxxx Xxxxx • Xxxx Xxxxxxxxx • Xxxx Xxxxx • Xxxxx Xxxxxx • Cam Xxxxxxxxx • Xxxxxxx Xxxxxxx • One additional director to herein as a “Party” and collectively as the “Parties.”be appointed by Ocuphire EXHIBIT F

Merger    Recitals. Merger Consideration 2.1(a)(i‎1.5(a)(ii) Merger Notification Filings 5.4(b) Merger Sub Preamble NQDC Plan 3.10(cNasdaq Listing Application ‎5.11 Net Cash Consideration ‎1.6(a) NYSE 8.12(ll) Open Source Software 8.12(mm) Owned Company Properties 8.12(nnNet Cash Schedule ‎1.6(a) Parent Preamble Parent Acquisition Proposal 5.3(d) ASD Recitals Parent Alternative Acquisition Agreement 5.3(e) Parent Balance Sheet 4.5(cBenefit Plan ‎3.17(a) Parent Board Recitals Adverse Recommendation Change ‎5.3(c) Parent Board Recommendation Recitals Parent Bylaws 4.1(a‎5.3(c) Parent Capital Stock 4.2(aBudget ‎4.1(b)(vii) Parent Change in Recommendation 5.3(eContractors ‎3.17(r) Parent Charter 4.1(a) Parent Class A Common Stock 4.2(a) Parent Class B Common Stock 4.2(a) Parent Common Stock 8.12(nn) Designee 5.14 Parent Disclosure Letter Article IV Schedule 3 Parent Expenses 7.5(c) Parent Financial Advisor 4.12 Parent IT Systems 4.17(n) Parent LicensedIn-In Agreements 4.17(d) Parent bound License Agreements 4.17(d) Parent Intellectual Property 8.12(oo) Parent Intervening Event 5.3(d) Parent Material Adverse Effect 8.12(qq‎3.12(d) Parent Material Contract 4.16(b‎3.13(b) Parent Ordinary Shares Recitals Parent Out-bound License ‎3.12(d) Parent Outstanding Shares Certificate 5.18(b) Parent Permits 4.1(a‎3.14(b) Parent Privacy Laws and Requirements 4.18(a) Parent Preferred Stock 4.3(a) Parent Product 8.12(pp) Parent RSU 8.12(rr) Real Estate Leases ‎3.11 Parent SEC Documents 4.5(a‎3.7(a) Parent Share Issuance 4.3(aShareholder Matters ‎5.3(a) Parent Stock Option 8.12(ss) Parent Stock Plans 8.12(tt) Parent 401(k) Plan 8.12(uu) Parent Stockholder Approval 4.3(b) Parent Stockholders Meeting 4.3(a) Parent Subsidiaries 4.1(a) Parent Superior Proposal 5.3(d) Parent Termination Fee 7.6(a) Parent Voting Shareholder Support Agreement Recitals Parent Voting Debt 4.2(bShareholders’ Meeting ‎5.3 Payor ‎1.10 Post-Closing Plans ‎5.7(a) Parent’s Counsel 5.18(dPre-Closing Period ‎4.1(a) Parties Preamble Payment 7.7(aRequired Company Shareholder Approval ‎2.4 Required Parent Shareholder Vote ‎3.4 Response Date ‎1.6(b) Payor 7.7(aRestated Parent Articles 1.4(b) Permits 8.12(vvSection 14 Arrangement 2.17(h) Permitted Liens 8.12(wwSensitive Data ‎2.12(g) Person 8.12(xx) Personal Information 8.12(yy) Potential Backside Filer 5.6(a) Principal Antitrust Consent 5.6(a) Proceeding 5.12 Recipient 7.7(a) Release 8.12(zz) Representatives 5.2(a) SEC 8.12(aaa) Second Investor Antitrust Notice 5.6(a) Securities Act 8.12(bbb) Shares Shavit Recitals Software 8.12(ccc) SOX 8.12(ddd) Subsidiary 8.12(eee) Surviving Company 1.1 ‎1.1 Tax Authority 8.12(fffIncentive Program ‎2.16(a)(xxvi) Tax Return 8.12(ggg) Taxes 8.12(hhh) Termination Date 7.2(a) Uncertificated Shares 2.1(a)(ii) WARN Act 3.11(e) Willful Breach 7.7 Withholding Agent 2.2(h) AGREEMENT AND PLAN OF MERGER AND REORGANIZATION AGREEMENT AND PLAN OF MERGER AND REORGANIZATION (hereinafter referred to as this “Agreement”), dated as Exhibit B-1 Form of October 15, 2018, among SendGrid, Inc., a Delaware corporation (the “Company”), Twilio Inc., a Delaware corporation (“Parent”), and Topaz Merger Subsidiary, Inc., a Delaware corporation and a direct wholly owned Subsidiary Company Shareholder Support Agreement 14 Exhibit B-2 Form of Parent (“Merger Sub”). Parent, Merger Sub Shareholder Support Agreement 15 Exhibit C-1 Form of Company Lock-Up Agreement 16 Exhibit C-2 Form of Parent Lock-Up Agreement 17 Exhibit D Form of Accredited Investor Questionnaires 18 Exhibit E Form of Registration Rights Agreement Exhibit F Post-Closing Officers and the Directors Name Title Parent Designee: Nxxx Xxxxx Company are each sometimes referred to herein as a “Party” Designee: Nxxxxx Xxxxxxx Director Adi Mor Director Sxxxxxx Xxxxxxx Director Jxxxx Xxxx Director Officers: Adi Mor CEO and collectively as the “Parties.”Chief Scientific Officer Axxxx Xxxxxx Chief Medical Officer Exhibit G Form of Shavit Waiver Exhibit H Form of Amended and Restated Articles of Association of Parent Exhibit I Form of Chemomab Warrant Exhibit J Form of Indemnification Agreement

Merger    Recitals. Merger Consideration 2.1(a)(i1.5(a)(ii) Merger Sub Preamble NQDC Plan 3.10(cNasdaq Fees 5.8 Nasdaq Listing Application 5.8 New Plans 4.7(b) NYSE 8.12(ll) Open Source Software 8.12(mm) Owned Company Properties 8.12(nnOther Parent Stockholder Matter 5.3(a)(iv) Parent Preamble Parent Acquisition Proposal 5.3(d) Parent Alternative Acquisition Agreement 5.3(e) Parent Balance Sheet 4.5(cBenefit Plan 3.17(a) Parent Board Recitals Adverse Recommendation Change 5.3(c) Parent Board Recommendation Recitals Parent Bylaws 4.1(a) Parent Capital Stock 4.2(a) Parent Change in Recommendation 5.3(e) Parent Charter 4.1(a) Parent Class A Common Stock 4.2(a) Parent Class B Common Stock 4.2(a) Parent Common Stock 8.12(nn5.3(c) Parent Disclosure Letter Article IV Schedule Section 3 Parent Expenses 7.5(cIn-bound License 3.12(d) Parent Financial Advisor 4.12 Parent IT Systems 4.17(n) Parent LicensedLock-In Agreements 4.17(d) Parent License Agreements 4.17(d) Parent Intellectual Property 8.12(oo) Parent Intervening Event 5.3(d) Parent Material Adverse Effect 8.12(qq) Up Agreement Recitals Parent Material Contract 4.16(b3.13 Parent Out-bound License 3.12(d) Parent Permits 4.1(a3.14(b) Parent Privacy Laws and Requirements 4.18(a) Parent Preferred Stock 4.3(a) Parent Product 8.12(pp) Parent RSU 8.12(rr) Real Estate Leases 3.11 Parent SEC Documents 4.5(a3.7(a) Parent Share Issuance 4.3(a) Signatories Recitals Parent Stock Option 8.12(ss) Parent Stock Plans 8.12(tt) Parent 401(k) Plan 8.12(uuStockholder Matters 5.3(a)(iv) Parent Stockholder Approval 4.3(b) Parent Stockholders Meeting 4.3(a) Parent Subsidiaries 4.1(a) Parent Superior Proposal 5.3(d) Parent Termination Fee 7.6(a) Parent Voting Support Agreement Recitals Parent Voting Debt 4.2(bStockholders’ Meeting 5.3(a)(iv) Parent’s Parent Tax Representation Letters 5.9(c) Pre-Closing Period 4.1(a) Required Company Stockholder Vote 2.4 Term Section Required Parent Stockholder Vote 3.4 Sensitive Data 2.12(g) Stockholder Notice 5.2 Surviving Corporation 1.1 EXHIBIT B FORM OF LOCK-UP 12 EXHIBIT C PARENT STOCKHOLDER SUPPORT AGREEMENT 13 EXHIBIT D SPECIFIED POST-CLOSING PARENT DESIGNEES Officers Name Title Xxxx Xxxxxxx Chief Executive Officer Xxxxxx X. Xxxxxxx, MD Chief Medical Officer Xxxx XxXxx, PhD Chief Science Officer Xxxx Xxxxxxx Chief Financial Officer Xxxx Xxxxxx, JD General Counsel 5.18(dXxxxx Xxxxxx, MBA Director, Business Development Xxxx Xxxxxx, CPA VP Finance and Controller EXHIBIT E CERTIFICATE OF AMENDMENT TO THE AMENDED AND RESTATED CERTIFICATE OF INCORPORATION OF LUMOS PHARMA, INC. (Pursuant to Section 242 of the General Corporation Law of the State of Delaware) Parties Preamble Payment 7.7(a) Payor 7.7(a) Permits 8.12(vv) Permitted Liens 8.12(ww) Person 8.12(xx) Personal Information 8.12(yy) Potential Backside Filer 5.6(a) Principal Antitrust Consent 5.6(a) Proceeding 5.12 Recipient 7.7(a) Release 8.12(zz) Representatives 5.2(a) SEC 8.12(aaa) Second Investor Antitrust Notice 5.6(a) Securities Act 8.12(bbb) Shares Recitals Software 8.12(ccc) SOX 8.12(ddd) Subsidiary 8.12(eee) Surviving Company 1.1 Tax Authority 8.12(fff) Tax Return 8.12(ggg) Taxes 8.12(hhh) Termination Date 7.2(a) Uncertificated Shares 2.1(a)(ii) WARN Act 3.11(e) Willful Breach 7.7 Withholding Agent 2.2(h) AGREEMENT AND PLAN OF MERGER AND REORGANIZATION AGREEMENT AND PLAN OF MERGER AND REORGANIZATION LUMOS PHARMA, INC. (hereinafter referred to as this the “AgreementCorporation”), dated as a corporation organized and existing under the provisions of October 15, 2018, among SendGrid, Inc., a the Delaware corporation General Corporation Law (the “Company”"General Corporation Law"), Twilio Inc., a Delaware corporation (“Parent”), and Topaz Merger Subsidiary, Inc., a Delaware corporation and a direct wholly owned Subsidiary of Parent (“Merger Sub”). Parent, Merger Sub and the Company are each sometimes referred to herein as a “Party” and collectively as the “Parties.”,

Merger    Recitals. Merger Consideration 2.1(a)(i1.5(a)(ii) Proteon Merger Sub Preamble NQDC Plan 3.10(c) NYSE 8.12(ll) Open Source Software 8.12(mm) Owned Company Properties 8.12(nn) Nasdaq Fees 5.8 Nasdaq Listing Application 5.8 Parent Preamble Parent Acquisition Proposal 5.3(d) Parent Alternative Acquisition Agreement 5.3(e) Parent Balance Sheet 4.5(cBenefit Plan 3.17(a) Parent Board Recitals Adverse Recommendation Change 5.3(c) Parent Board Recommendation Recitals Parent Bylaws 4.1(a5.3(c) Parent Capital Stock 4.2(aCash Calculation 1.11(a) A-14 Term Section Parent Change in Recommendation 5.3(e) Parent Charter 4.1(a) Parent Class A Common Stock 4.2(a) Parent Class B Common Stock 4.2(a) Parent Common Stock 8.12(nnCash Schedule 1.11(a) Parent Disclosure Letter Article IV Schedule Section 3 Parent Expenses 7.5(cIn-bound License 3.12(d) Parent Financial Advisor 4.12 Parent IT Systems 4.17(n) Parent LicensedLock-In Agreements 4.17(d) Parent License Agreements 4.17(d) Parent Intellectual Property 8.12(oo) Parent Intervening Event 5.3(d) Parent Material Adverse Effect 8.12(qq) Up Agreement Recitals Parent Material Contract 4.16(b3.13 Parent Out-bound License 3.12(d) Parent Permits 4.1(a3.14(b) Parent Privacy Laws and Requirements 4.18(a) Pre-Effective Time Charter Amendment 1.3 Parent Preferred Stock 4.3(a) Parent Product 8.12(pp) Parent RSU 8.12(rr) Real Estate Leases 3.11 Parent SEC Documents 4.5(a3.7(a) Parent Share Issuance 4.3(a) Series A Preferred Stockholder Matters Recitals Parent Stock Option 8.12(ss) Signatories Recitals Parent Stock Plans 8.12(tt) Parent 401(k) Plan 8.12(uu) Common Stockholder Matters Recitals Parent Stockholder Approval 4.3(b) Parent Stockholders Meeting 4.3(a) Parent Subsidiaries 4.1(a) Parent Superior Proposal 5.3(d) Parent Termination Fee 7.6(a) Parent Voting Support Agreement Recitals Parent Voting Debt 4.2(bStockholders' Meeting Recitals Pre-Closing Period 4.1(a) Parent’s Counsel 5.18(dPrivate Placement Recitals Required Company Stockholder Vote 2.4 Required Parent Stockholder Vote 3.4 Response Date 1.11(b) Parties Preamble Payment 7.7(aSensitive Data 2.12(g) Payor 7.7(a) Permits 8.12(vv) Permitted Liens 8.12(ww) Person 8.12(xx) Personal Information 8.12(yy) Potential Backside Filer 5.6(a) Principal Antitrust Consent 5.6(a) Proceeding 5.12 Recipient 7.7(a) Release 8.12(zz) Representatives 5.2(a) SEC 8.12(aaa) Second Investor Antitrust Stockholder Notice 5.6(a) Securities Act 8.12(bbb) Shares Recitals Software 8.12(ccc) SOX 8.12(ddd) Subsidiary 8.12(eee5.2(c) Surviving Corporation 1.1 X-00 Xxxxxxx X-0 Form of Company 1.1 Tax Authority 8.12(fff) Tax Return 8.12(ggg) Taxes 8.12(hhh) Termination Date 7.2(a) Uncertificated Shares 2.1(a)(ii) WARN Act 3.11(e) Willful Breach 7.7 Withholding Agent 2.2(h) AGREEMENT AND PLAN OF MERGER AND REORGANIZATION AGREEMENT AND PLAN OF MERGER AND REORGANIZATION (hereinafter referred to as this “Agreement”), dated as of October 15, 2018, among SendGrid, Inc., a Delaware corporation (the “Company”), Twilio Inc., a Delaware corporation (“Parent”), and Topaz Merger Subsidiary, Inc., a Delaware corporation and a direct wholly owned Subsidiary Stockholder Support Agreement B-1-1 Exhibit B-2 Form of Parent (“Merger Sub”). Parent, Merger Sub and the Stockholder Support Agreement Officers Board Designees—Company are each sometimes referred to herein as a “Party” and collectively as the “Parties.”Board Designee—Parent C-1 Exhibit D Form of Lock-Up Agreement D-1 Exhibit E Form of Subscription Agreement E-1 Exhibit F Form of Parent Pre-Effective Time Charter Amendment Exhibit 2.1