Sesen Bio Files Definitive Proxy Statement and Mails Letter to Stockholders in Connection with Pending Merger with Carisma Therapeutics

January 19, 2023

Sesen Bio, Inc. (Nasdaq: SESN) today announced that it has filed definitive proxy materials with the U.S. Securities and Exchange Commission in connection with the Company’s pending merger with Carisma Therapeutics Inc. (Carisma), a privately held, clinical stage biopharmaceutical company focused on discovering and developing innovative immunotherapies.

Carisma Therapeutics Announces Clinical & Pre-Clinical Updates

November 11, 2022

Carisma Therapeutics presented today at the SITC 37th Annual Meeting additional findings from its CT-0508 CAR-M clinical trial for patients with advanced metastatic human epidermal growth factor receptor 2 (HER2) overexpressing solid tumors, supporting a favorable safety profile and manufacturing feasibility of its proprietary engineered cell therapy platform.

Carisma Therapeutics Announces Multiple Abstracts Accepted for Presentation at the Society for Immunotherapy of Cancer 37th Anniversary Annual Meeting

November 1, 2022

Carisma Therapeutics Inc. (Carisma Therapeutics), a clinical stage biopharmaceutical company focused on discovering and developing innovative immunotherapies, announced today the acceptance of multiple abstracts to be presented at the upcoming Society for Immunotherapy of Cancer (SITC) 37th Anniversary Annual Meeting in Boston, Massachusetts, which is being held November 8 to November 12, 2022.