Biogen Inc. (BIIB) SEC Filings — 2024

Filings

• Biogen Inc. SC 13G/A Filing — SC 13G/A · Nov 12, 2024
• Biogen Inc. SC 13G/A Filing — SC 13G/A · Nov 7, 2024
• Biogen Inc. SC 13G/A Filing — SC 13G/A · Nov 4, 2024
• Biogen Inc. Files 8-K: Director & Officer Changes — 8-K · Oct 30, 2024
• Biogen Inc. Files Q3 2024 10-Q Report — 10-Q · Oct 30, 2024
• Biogen Inc. SC 13G Filing — SC 13G · Oct 16, 2024
• Biogen Inc. Announces Executive and Board Changes — 8-K · Sep 12, 2024
• Biogen Inc. SC 13G/A Filing — SC 13G/A · Aug 16, 2024
• Biogen Inc. Files 8-K on Material Agreements and Obligations — 8-K · Aug 14, 2024
• Biogen Inc. SC 13G/A Filing — SC 13G/A · Aug 7, 2024
• Biogen Inc. Files 8-K on Financials — 8-K · Aug 1, 2024
• Biogen Inc. Files 8-K: Fiscal Year Change and Shareholder Matters — 8-K · Jun 25, 2024
• Biogen Inc. Files Definitive Proxy Statement (DEF 14A) — DEF 14A · Apr 26, 2024
• Biogen Inc. Files 10-Q for Period Ending March 31, 2024 — 10-Q · Apr 24, 2024
• Biogen Inc. Files 2023 Annual Report on Form 10-K — 10-K · Feb 14, 2024
• Biogen Files 8-K on Financial Results, Operations — 8-K · Feb 13, 2024
• Vanguard Boosts Biogen Stake to 12.4% as of Dec 29, 2023 — SC 13G/A · Feb 12, 2024
• Biogen Amends Denali Therapeutics Stake Filing — SC 13G/A · Feb 12, 2024
• PRIMECAP Amends Biogen Stake, Signals Continued Passive Holding — SC 13G/A · Feb 12, 2024
• BlackRock Amends Biogen Stake, Signals Ownership Change — SC 13G/A · Jan 24, 2024