InsiderTrades

Form 4 for BIIB Biogen

Accepted 2024-12-09 00:00:00 ET · period of report 2024-12-06 · accession 0001127602-24-028861 · 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 2024-12-09 2024-12-09 BIIB Singhal Priya Head of Development S - Sale+OE $157.21 -110 5,426 -2% -$17.3K
D 2024-12-09 2024-12-06 BIIB Singhal Priya Head of Development F - Tax $157.78 -206 5,536 -4% -$32.5K
D 2024-12-09 2024-12-06 BIIB Singhal Priya Head of Development M - OptEx $0.00 +426 5,742 +8% $0
D 2024-12-09 2024-12-06 BIIB Singhal Priya Head of Development M - OptEx $0.00 -426 0 -100% $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2024-12-09 S D 110 $157.21 5,426.48 D — —
2 Common Common Stock 2024-12-06 F D 206 $157.78 5,536.48 D — —
3 Common Common Stock 2024-12-06 M A 426 $0.00 5,742.48 D — —
4 Derivative Restricted Stock Unit 2024-12-06 M D 426 $0.00 0 D $0.00 · — to 2024-12-08 426 Common Stock (F1) This award was granted to the reporting person on December 8, 2021 and will vest in three equal installments on each anniversary of the grant date. (F2) This award was granted to the reporting person on February 1, 2023 and will vest in three equal installments on each anniversary of the grant date.