Biogen Inc.
Michael Parini (Chief Legal Officer) reports BIIB insider transactions
About this filing
Biogen Inc. (BIIB) filed Form 3 (initial insider holdings) with the SEC on Aug 12, 2026.
Key facts
- Insider
- Michael Parini · Chief Legal Officer
No transactions reported; holdings only.
Remarks: Power of Attorney is attached hereto as Exhibit 24.
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Not investment advice. Summaries can contain errors; the SEC filing is the official record.