Grogan Jane 4
4 · BIOGEN INC. · Filed Nov 4, 2025
Insider Transaction Report
Form 4
BIOGEN INC.BIIB
Grogan Jane
Head of Research
Transactions
- Tax Payment
Common Stock
2025-10-31$154.27/sh−337$51,989→ 1,791 total - Exercise/Conversion
Restricted Stock Unit
2025-10-31−695→ 695 totalExercise: $0.00Exp: 2026-11-01→ Common Stock (695 underlying) - Exercise/Conversion
Common Stock
2025-10-31+695→ 2,128 total
Footnotes (1)
- [F1]The restricted stock units vest in three equal yearly installments beginning on the first anniversary of the grant date of November 1, 2023.