
Shares of Biogen BIIB.O rise 5.1% to $184.25 premarket
Novo Nordisk NOVOb.CO says its diabetes drug Rybelsus failed to meet its main goal in late-stage trials testing whether the medicine can slow cognitive decline in Alzheimer's patients
The study was keenly watched as an indication of whether blockbuster GLP-1 drugs - a class being used by millions for diabetes and weight loss - can slow progress of Alzheimer's
Biogen and partner Eisai's 4523.T Leqembi and rival Eli Lilly's LLY.N Kisunla are the only approved treatments for Alzheimer's in the U.S.
The Danish drugmaker's Rybelsus and blockbuster drugs Ozempic and Wegovy are based on the same active ingredient, semaglutide
Up to last close, Biogen has gained ~15% YTD