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Biogen Inc.

Michael Parini (Chief Legal Officer) reports BIIB insider transactions

4BIIBFiled Sep 3, 2026, 12:14 PM ET· Period Sep 1, 2026

About this filing

Biogen Inc. (BIIB) filed Form 4 (insider transaction) with the SEC on Sep 3, 2026. Form 4 reports a company insider’s trades in the company’s shares.

Key facts

Insider
Michael Parini · Chief Legal Officer
DateTransactionSharesPriceValueHeld afterOwnership
Sep 1, 2026A · grantRestricted Stock UnitFootnotes F1+7,405$0.00$0.007,405Direct
Footnotes
  1. F1 The restricted stock units vest in three equal yearly installments beginning on the first anniversary of the grant date of September 1, 2026.

More BIIB filings

Not investment advice. Summaries can contain errors; the SEC filing is the official record.