Biogen Inc. – Filings and Transcripts

NASDAQ: BIIB
Share price (5/21/26): $189.47
Market cap (5/21/26): $28.0 billion

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Key Exhibits

External Links

Financials Filter

ended 03/31/26 Q1

ended 12/31/25 FY 2025

ended 09/30/25 Q3

ended 06/30/25 Q2

ended 03/31/25 Q1

Prospectuses and Registrations Filter

Third party tender offer – amended

Third party tender offer – amended

Third party tender offer – amended

Third party tender offer

Info about tender offer or issuer

Ownership Filter

Apellis Pharmaceuticals Inc.

Vanguard Capital Management LLC

Apellis Pharmaceuticals Inc.

News Filter

Completes Acquisition of Apellis Pharmaceuticals

Reports Strong First Quarter 2026 Results

Earnings Release or Operating Update

Tender and Support Agreement

Change in Directors, Officers or Compensation

Proxies Filter

Additional info about upcoming vote

Definitive proxy

Additional info about upcoming vote

Additional info about upcoming vote

Definitive proxy

Other Filter

Scanned paper annual report submission

Scanned paper annual report submission

Scanned paper annual report submission

Scanned paper annual report submission

Notice of effectiveness