Recent Events & Catalysts

3 Reasons to Avoid BIIB and 1 Stock to Buy Instead

Yahoo · today

Biogen Shares Decline After Detailed Diranersen Alzheimer's Study Data

Yahoo · today

Biogen Appoints Michael J. Parini as Chief Legal Officer

Yahoo · today

AAIC26: Biogen stock drops after unveiling tau-targeting ASO data

Yahoo · today

Tau In The Clinic, Again

SeekingAlpha · today

Biogen (BIIB) Following Fresh Alzheimer’s Data Is The Upside Story Still Intact

Yahoo · today

Discover which S&P500 stocks are making waves on Tuesday.

ChartMill · 1d ago

IBM, Goldman Sachs, SK Hynix, Micron, AMD, Apple, and More Stocks That Explain Today’s Market

Yahoo · 1d ago

Results of operations (earnings release)

Filed 2026-07-01 · 14d ago · Material

Submission of matters to a vote of security holders

Filed 2026-06-10 · 35d ago

Financial statements and exhibits

Filed 2026-06-10 · 35d ago

Entry into a material agreement, Completion of acquisition or disposition of assets, Creation of a direct financial obligation (new debt), Regulation FD disclosure, Financial statements and exhibits

Filed 2026-05-14 · 62d ago · Material

Results of operations (earnings release), Financial statements and exhibits

Filed 2026-04-29 · 77d ago · Material