MERRIMACK PHARMACEUTICALS INC | Business Contracts

Amendment to Section 382 Rights Plan dated December 2, 2022 (Filed With SEC on December 5, 2022)

Asset Purchase Agreement, dated as of March 27, 2020, between Merrimack Pharmaceuticals, Inc. and Celator Pharmaceuticals, Inc (Filed With SEC on March 30, 2020)

Cooperation Agreement, dated as of September 18, 2019, by and among the Company, Newtyn Management, LLC, Newtyn Partners, LP, Newtyn TE Partners, LP, Noah G. Levy, Newtyn Capital... (Filed With SEC on September 20, 2019)

Transition, Separation and Release of Claims Agreement, dated as of June 25, 2019, by and between the Registrant and Richard Peters (Filed With SEC on July 17, 2019)

Description of the Registrants Securities Registered under Section 12 of the Exchange Act (Filed With SEC on March 9, 2022)

Description of the Registrants Securities Registered under Section 12 of the Exchange Act (Filed With SEC on March 10, 2021)

Description of the Registrants Securities Registered under Section 12 of the Exchange Act (Filed With SEC on March 12, 2020)

Section 382 Rights Agreement, dated as of December 3, 2019, between Merrimack Pharmaceuticals, Inc. and Computershare Trust Company, N.A., as Rights Agent (Filed With SEC on December 3, 2019)

Transition, Separation and Release of Claims Agreement, dated as of June 25, 2019, by and between the Registrant and Jeffrey A. Munsie (Filed With SEC on July 17, 2019)

Transition, Separation and Release of Claims Agreement, dated as of June 25, 2019, by and between the Registrant and Jean M. Franchi (Filed With SEC on July 17, 2019)

Transition, Separation and Release of Claims Agreement, dated as of June 25, 2019, by and between the Registrant and Daryl C. Drummond (Filed With SEC on July 17, 2019)

Separation and Release of Claims Agreement, dated as of April 12, 2019, by and between the Registrant and Sergio L. Santillana (Filed With SEC on July 17, 2019)

Stock Purchase Agreement, dated as of May 7, 2019, by and among the Registrant, HNKK Holdings Limited and Silver Creek Pharmaceuticals, Inc (Filed With SEC on July 17, 2019)

Amendment No. 2 to Asset Purchase Agreement, dated as of June 28, 2019, between Merrimack Pharmaceuticals, Inc. and 14ner Oncology, Inc (Filed With SEC on July 1, 2019)

Amendment No 1. to Asset Purchase Agreement, dated as of June 24, 2019, between Merrimack Pharmaceuticals, Inc. and 14ner Oncology, Inc (Filed With SEC on June 24, 2019)

Asset Purchase Agreement, dated as of May 28, 2019, by and between Merrimack Pharmaceuticals, Inc. and 14ner Oncology, Inc (Filed With SEC on May 30, 2019)

Consent and Amendment No. 1 to Loan and Security Agreement, dated as of December 27, 2018, by and among the Registrant, the several banks and other financial institutions or... (Filed With SEC on March 6, 2019)

MERRIMACK PHARMACEUTICALS INC (17)