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Celldex Announces Initial Positive Results from Phase 1 Trial of CDX-622 Demonstrating Favorable Safety and PK Profile and Sustained Mast Cell Inhibition

--Data from Phase 1 Study in healthy volunteers presented at CIA Biennial Symposium-- HAMPTON, N.J., Oct. 30, 2025 (GLOBE NEWSWIRE) -- Celldex (NASDAQ:CLDX) announced today positive data from the ongoing Phase 1 study of CDX-622, a novel bispecific antibody that targets two non-redundant, complementary pathways implicated in inflammation and fibrosis—mast cell depletion via stem cell factor (SCF) starvation and neutralization of the alarmin thymic stromal lymphopoietin (TSLP). CDX-622 was well tolerated, ex ...