Amendment to Appendix A Clause Samples

Amendment to Appendix A. Appendix A of the 5th A&R Agreement is hereby amended by deleting it in its entirety and replacing it with the Appendix A attached hereto.

Amendment to Appendix A. Appendix A to the Original JV Agreement is hereby amended to reflect a statement of clarification of certain officer appointments and held positions in both Company and WODH during the term of the Agreement, which shall be added to Appendix A, described as follows:

Amendment to Appendix A. Appendix A to the Agreement is hereby deleted in its entirety and replaced with the attached Appendix A.

Amendment to Appendix A. Appendix A of the Merger Agreement hereby is amended by amending and restating the definition of “Company Recommendation” as follows:

Amendment to Appendix A. This Amendment to Appendix A is dated as of [ ], 20[_], and made pursuant to Section 3.1 of the Master Development and Manufacturing Agreement (the “Master Agreement”), dated [ ] [ ], 20[ ], between Magenta Therapeutics, Inc. and Bachem Americas, Inc. In consideration of the mutual promises contained in the Master Agreement and for other good and valuable consideration, the receipt and adequacy of which each of the Parties does hereby acknowledge, the Parties hereby agree to amend Appendix A by adding the attached new Project Plan entitled [ ], which is designated as Project Plan A–[ ]. This Project Plan is effective as of [ ], 20[ ] and shall terminate on [ ], 20[ ], unless earlier terminated as permitted in the Master Agreement. Project Plan A–[ ] shall hereby be deemed incorporated into the Master Agreement referenced above. By: Name: Title: By: Name: Title:

Amendment to Appendix A. The definitions of “Active Employee”, “Employee Services Agreement”, “Expiration Date”, “Retained Employee Obligations”, “Specified Employee”, “Terminated Specified Employee”, “Transfer Date”, “Transfer Time” and “Transferred Employee” shall be added, reading in full:

Amendment to Appendix A. The reference to “Volume Discount” in Appendix A is replaced with a reference to “Discount Refund.”

Amendment to Appendix A. Effective immediately, Appendix A is hereby deleted and replaced with revised Appendix A attached hereto.

Amendment to Appendix A. The definitions of “Covered Employee” and “Equivalent Wage” shall be amended to read in full: