Biogen Inc. (BIIB) — SC 13G/A Filings
All SC 13G/A filings from Biogen Inc.. Browse 9 SC 13G/A reports with AI-powered summaries and risk analysis.
SC 13G/A Filings (9)
- SC 13G/A Filing — Nov 12, 2024
- SC 13G/A Filing — Nov 7, 2024
- SC 13G/A Filing — Nov 4, 2024
- SC 13G/A Filing — Aug 16, 2024
- SC 13G/A Filing — Aug 7, 2024
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Vanguard Boosts Biogen Stake to 12.4% as of Dec 29, 2023
— Feb 12, 2024 Risk: low
The Vanguard Group, a major investment firm, filed an amended Schedule 13G/A on February 12, 2024, disclosing its ownership in Biogen Inc. common stock as of De -
Biogen Amends Denali Therapeutics Stake Filing
— Feb 12, 2024 Risk: low
Biogen Inc. filed an amended SC 13G/A on February 12, 2024, indicating a change in its beneficial ownership of Denali Therapeutics Inc. common stock as of Decem -
PRIMECAP Amends Biogen Stake, Signals Continued Passive Holding
— Feb 12, 2024 Risk: low
PRIMECAP Management Company, an investment firm based in Pasadena, CA, filed an amended Schedule 13G/A on February 12, 2024, indicating their ownership of Bioge -
BlackRock Amends Biogen Stake, Signals Ownership Change
— Jan 24, 2024
BlackRock Inc. filed an amended SC 13G/A on January 24, 2024, disclosing its ownership of Biogen Inc. common stock as of December 31, 2023. This amendment, numb
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