InsiderTrades

Form 4 for BIIB Biogen

Accepted 2026-02-17 00:00:00 ET · period of report 2026-02-12 · accession 0000875045-26-000033 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
D 2026-02-17 2026-02-12 BIIB Murphy Nicole Head of Pharm Ops, Tech P - Purchase $195.04 +3 19.6K +0.0% +$585.12
D 2026-02-17 2026-02-13 BIIB Murphy Nicole Head of Pharm Ops, Tech A - Grant $0.00 +10.6K 10.6K New $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2026-02-12 P A 3 $195.04 19,611.04 D — —
2 Derivative Restricted Stock Unit 2026-02-13 A A 10,560 $0.00 10,560 D $0.00 · — to 2029-02-13 10,560 Common Stock (F1) The restricted stock units vest in three equal yearly installments beginning on the first anniversary of the grant date of February 13, 2026.