InsiderTrades

Form 4 for BIIB Biogen

Accepted 2023-04-06 00:00:00 ET · period of report 2023-04-04 · accession 0001127602-23-012691 · 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
2023-04-06 2023-04-04 BIIB Singhal Priya Head of Development S - Sale $277.11 -91 2,843 -3% -$25.2K

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2023-04-04 S D 91 $277.11 2,843.09 D — — (F1) Includes 91.6992 shares acquired under the Biogen Inc. employee stock purchase plan.