
Abivax Shares Plunge on Ulcerative Colitis Drug Data, Cancer Signal Raises Concerns
Abivax shares dropped 43.6% after its ulcerative colitis drug, obefazimod, showed a cancer signal in trial data. While efficacy was met, the presence of cancer cases, particularly on the higher dose, has raised concerns and led to a downgrade by analysts, impacting potential takeover talks.