C4 Therapeutics Announces Clinical Trial Collaboration and Supply Agreement with Pfizer for the Combination of Cemsidomide and Elranatamab for the Treatment of Relapsed/Refractory Multiple Myeloma

WATERTOWN, Mass., Oct. 01, 2025 (GLOBE NEWSWIRE) -- C4 Therapeutics, Inc. (C4T) (Nasdaq: CCCC), a clinical-stage biopharmaceutical company dedicated to advancing targeted protein degradation science, today announced that it has entered into a clinical trial collaboration and supply agreement with Pfizer Inc. Under the terms of the agreement, Pfizer will supply elranatamab (ELREXFIO^®), a B-cell maturation antigen CD3 targeted bispecific antibody (BCMAxCD3 bispecific), to C4T for its upcoming Phase 1b trial.

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