The company's CEO warned on Wednesday that U.S. revenue for Leqembi, which it developed in partnership with Eisai Inc., “continues to be below the expectations of our collaboration.” ...

Biogen (BIIB) announced a research collaboration ... These include certain pre-clinical milestones payable in the near-term and certain clinical, regulatory, commercial and sales milestones ...

Oct 30 (Reuters) - Biogen (BIIB.O), opens new tab raised its annual profit forecast on Wednesday, as new treatments and cost-cutting measures offset declining sales of its multiple sclerosis drugs.