InsiderTrades

Form 4 for ALNY ALNYLAM PHARMACEUTICALS, INC.

Accepted 2025-03-25 00:00:00 ET · period of report 2025-03-24 · accession 0001735276-25-000040 · 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 2025-03-25 2025-03-24 ALNY PYOTT DAVID E I Dir M - OptEx $88.95 +7,440 7,576 +5,471% +$661.8K
D 2025-03-25 2025-03-24 ALNY PYOTT DAVID E I Dir S - Sale+OE $299.00 -7,440 136 -98% -$2.22M
D 2025-03-25 2025-03-24 ALNY PYOTT DAVID E I Dir M - OptEx $0.00 -7,440 0 -100% $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2025-03-24 M A 7,440 $88.95 7,576 D — —
2 Common Common Stock 2025-03-24 S D 7,440 $299.00 136 D — —
3 Derivative Stock Option (right to buy) 2025-03-24 M D 7,440 $0.00 0 D $88.95 · — to 2025-12-18 7,440 Common Stock (F3) This stock option was fully vested and exercisable as of December 18, 2016.