InsiderTrades

Form 4 for BIIB Biogen

Accepted 2023-02-14 00:00:00 ET · period of report 2023-02-10 · accession 0001127602-23-005269 · 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 2023-02-14 2023-02-10 BIIB MCDONNELL MICHAEL R EVP, CFO M - OptEx $0.00 +3,256 10.0K +48% $0
D 2023-02-14 2023-02-10 BIIB MCDONNELL MICHAEL R EVP, CFO F - Tax $286.30 -1,105 8,896 -11% -$316.4K
D 2023-02-14 2023-02-10 BIIB MCDONNELL MICHAEL R EVP, CFO M - OptEx $0.00 -3,256 6,514 -33% $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2023-02-10 M A 3,256 $0.00 10,001 D — —
2 Common Common Stock 2023-02-10 F D 1,105 $286.30 8,896 D — —
3 Derivative Restricted Stock Unit 2023-02-10 M D 3,256 $0.00 6,514 D $0.00 · — to 2025-02-10 3,256 Common Stock (F1) The restricted stock units vest in three equal yearly installments beginning on the first anniversary of the grant date of February 10, 2022.