J&J pulls out of HexaBody-CD38 collaboration with Genmab

11 March 2025

Danish cancer specialist Genmab’s (OMX: GEN) stock took a hit after US healthcare giant Johnson & Johnson (NYSE: JNJ) opted not to license its HexaBody-CD38 (GEN301), despite its promising trial results.

Genmab’s shares closed down 8.3% at 1,522 kroner following the announcement on Monday, and fell a further 6% to 1,429.50 kroner this morning.

While the initial HexaBody-CD38 clinical data is promising and showed robust clinical efficacy, following a thorough evaluation of the data, the market landscape, and Genmab’s rigorous portfolio prioritization, Genmab said it will not pursue further clinical development of HexaBody-CD38

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