Common use of Waiver of Statutory Information Rights Clause in Contracts

Waiver of Statutory Information Rights. The Optionee understands and agrees that, but for the waiver made herein, upon exercise the Optionee would be entitled, upon written demand under oath stating the purpose thereof, to inspect for any proper purpose, and to make copies and extracts from, the Company’s stock ledger, a list of its stockholders, and its other books and records, and the books and records of subsidiaries of the Company, if any, under the circumstances and in the manner provided in Section 220 of the General Corporation Law of Delaware (any and all such rights, and any and all such other rights of the Optionee as may be provided for in Section 220, the “Inspection Rights”). In light of the foregoing, until the first sale of Stock of the Company to the general public pursuant to a registration statement filed with and declared effective by the Securities and Exchange Commission under the Securities Act, the Optionee hereby unconditionally and irrevocably waives the Inspection Rights, whether such Inspection Rights would be exercised or pursued directly or indirectly pursuant to Section 220 or otherwise, and covenants and agrees never to directly or indirectly commence, voluntarily aid in any way, prosecute, assign, transfer, or cause to be commenced any claim, action, cause of action, or other proceeding to pursue or exercise the Inspection Rights. The foregoing waiver shall not affect any rights of a director, in its capacity as such, under Section 220. The foregoing waiver shall not apply to any contractual inspection rights of the Optionee under any other written agreement between the Optionee and the Company. The foregoing Agreement is hereby accepted and the terms and conditions thereof hereby agreed to by the undersigned as of the date first above written. TCR2 THERAPEUTICS INC. By: Name: Title: Address: The undersigned hereby acknowledges receiving and reviewing a copy of the Plan, including, without limitation, Section 9 thereof, and understands that this Stock Option is subject to the terms of this Agreement, and to the extent set forth in Section 3 of this Agreement, the Plan. This Agreement is hereby accepted, and the terms and conditions of the Plan, the Grant Notice and this Agreement, SPECIFICALLY INCLUDING THE ARBITRATION PROVISIONS SET FORTH IN SECTION 8 AND THE WAIVER OF STATUTORY INFORMATION RIGHTS SET FORTH IN SECTION 9 OF THIS AGREEMENT, are hereby agreed to, by the undersigned as of the date first above written. OPTIONEE: Name: Address: Appendix A STOCK OPTION EXERCISE NOTICE TCR2 Therapeutics Inc. Attention: Treasurer Pursuant to the terms of the grant notice and stock option agreement between the undersigned and TCR2 Therapeutics Inc. (the “Company”) dated (the “Agreement”), I, [Insert Name] , hereby [Circle One] partially/fully exercise such option by including herein payment in the amount of $ representing the purchase price for [Fill in number of Shares] Shares. I have chosen the following form(s) of payment: [ ] 1. Cash [ ] 2. Certified or bank check payable to TCR2 Therapeutics Inc. [ ] 3. Other (as referenced in the Agreement and described in the TCR2 Therapeutics Inc. 2015 Stock Option and Grant Plan (please describe)) In connection with my exercise of the option as set forth above, I hereby represent and warrant to the Company as follows:

Waiver of Statutory Information Rights. The Optionee Holder understands and agrees that, but for the waiver made herein, upon exercise the Optionee Holder would be entitled, upon written demand under oath stating the purpose thereof, to inspect for any proper purpose, and to make copies and extracts from, the Company’s stock ledger, a list of its stockholders, and its other books and records, and the books and records of subsidiaries of the Company, if any, under the circumstances and in the manner provided in Section 220 of the General Corporation Law of Delaware (any and all such rights, and any and all such other rights of the Optionee Holder as may be provided for in Section 220, the “Inspection Rights”). In light of the foregoing, until the first sale of Stock of the Company to the general public pursuant to a registration statement filed with and declared effective by the Securities and Exchange Commission under the Securities Act, the Optionee Holder hereby unconditionally and irrevocably waives the Inspection Rights, whether such Inspection Rights would be exercised or pursued directly or indirectly pursuant to Section 220 or otherwise, and covenants and agrees never to directly or indirectly commence, voluntarily aid in any way, prosecute, assign, transfer, or cause to be commenced any claim, action, cause of action, or other proceeding to pursue or exercise the Inspection Rights. The foregoing waiver shall not affect any rights of a director, in its his or her capacity as such, under Section 220. The foregoing waiver shall not apply to any contractual inspection rights of the Optionee Holder under any other written agreement between the Optionee Holder and the Company. The foregoing Restricted Stock Agreement is hereby accepted and the terms and conditions thereof are hereby agreed to by the undersigned as of the date first above writtenwritten in Section 1(a) above. TCR2 THERAPEUTICS INC. By: Name: Title: Address: The undersigned hereby acknowledges receiving and reviewing a copy of the Plan, including, without limitation, Section 9 thereof, and understands that this Stock Option is the Shares purchased hereby are subject to the terms of the Warrant and this Agreement, and to the extent set forth in Section 3 of this Agreement, the PlanRSA. This Agreement RSA is hereby accepted, and the terms and conditions of the Plan, Warrant and the Grant Notice and this AgreementRSA, SPECIFICALLY INCLUDING THE ARBITRATION PROVISIONS SET FORTH IN SECTION 8 5 AND THE WAIVER OF STATUTORY INFORMATION RIGHTS SET FORTH IN SECTION 9 6 OF THIS AGREEMENTRSA, are hereby agreed to, by the undersigned as of the date first above written. OPTIONEEHOLDER: [ ] By: Name: Title: Address: Appendix A STOCK OPTION EXERCISE NOTICE TCR2 Therapeutics Inc. Attention: Treasurer Pursuant to the terms of the grant notice and stock option agreement between the undersigned and TCR2 Therapeutics Inc. (the “Company”) dated (the “Agreement”), I, [Insert Name] , hereby [Circle One] partially/fully exercise such option by including herein payment in the amount of $ representing the purchase price for [Fill in number of Shares] Shares. I have chosen the following form(s) of payment: [ ] 1. Cash [ ] 2. Certified or bank check payable to TCR2 Therapeutics Inc. [ ] 3. Other (as referenced in the Agreement and described in the TCR2 Therapeutics Inc. 2015 Stock Option and Grant Plan (please describe)) In connection with my exercise of the option as set forth above, I hereby represent and warrant to the Company as follows:

Waiver of Statutory Information Rights. The Optionee Grantee understands and agrees that, but for the waiver made herein, upon exercise the Optionee Grantee would be entitled, upon written demand under oath stating the purpose thereof, to inspect for any proper purpose, and to make copies and extracts from, the Company’s stock ledger, a list of its stockholders, and its other books and records, and the books and records of subsidiaries of the Company, if any, under the circumstances and in the manner provided in Section 220 of the General Corporation Law of Delaware (any and all such rights, and any and all such other rights of the Optionee Grantee as may be provided for in Section 220, the “Inspection Rights”). In light of the foregoing, until the first sale of Stock of the Company to the general public pursuant to a registration statement filed with and declared effective by the Securities and Exchange Commission under the Securities Act, the Optionee Grantee hereby unconditionally and irrevocably waives the Inspection Rights, whether such Inspection Rights would be exercised or pursued directly or indirectly pursuant to Section 220 or otherwise, and covenants and agrees never to directly or indirectly commence, voluntarily aid in any way, prosecute, assign, transfer, or cause to be commenced any claim, action, cause of action, or other proceeding to pursue or exercise the Inspection Rights. The foregoing waiver shall not affect any rights of a director, in its his or her capacity as such, under Section 220. The foregoing waiver shall not apply to any contractual inspection rights of the Optionee Grantee under any other written agreement between the Optionee Grantee and the Company. MARKFORGED, INC. By: Title: The foregoing Agreement is hereby accepted and the terms and conditions thereof hereby agreed to by the undersigned as undersigned. Electronic acceptance of the date first above written. TCR2 THERAPEUTICS INC. By: Name: Title: Address: The undersigned hereby acknowledges receiving and reviewing a copy of the Plan, including, without limitation, Section 9 thereof, and understands that this Stock Option is subject Agreement pursuant to the terms of this Agreement, and Company’s instructions to the extent set forth in Section 3 of this Agreement, the PlanGrantee (including through an online acceptance process) is acceptable. This Agreement is hereby accepted, Dated: Grantee’s Signature Grantee’s name and the terms and conditions of the Plan, the Grant Notice and this Agreement, SPECIFICALLY INCLUDING THE ARBITRATION PROVISIONS SET FORTH IN SECTION 8 AND THE WAIVER OF STATUTORY INFORMATION RIGHTS SET FORTH IN SECTION 9 OF THIS AGREEMENT, are hereby agreed to, by the undersigned as of the date first above written. OPTIONEE: Name: Address: Appendix A STOCK OPTION EXERCISE NOTICE TCR2 Therapeutics Inc. Attention: Treasurer Pursuant to the terms of the grant notice and stock option agreement between the undersigned and TCR2 Therapeutics Inc. (the “Company”) dated (the “Agreement”), I, [Insert Name] , hereby [Circle One] partially/fully exercise such option by including herein payment in the amount of $ representing the purchase price for [Fill in number of Shares] Shares. I have chosen the following form(s) of payment: [ ] 1. Cash [ ] 2. Certified or bank check payable to TCR2 Therapeutics Inc. [ ] 3. Other (as referenced in the Agreement and described in the TCR2 Therapeutics Inc. 2015 Stock Option and Grant Plan (please describe)) In connection with my exercise of the option as set forth above, I hereby represent and warrant to the Company as followsaddress: