InsiderTrades

Form 4 for ALKS Alkermes plc.

Accepted 2026-09-03 18:32:44 ET · period of report 2026-09-03 · accession 0001520262-26-000120 · 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
T 2026-09-03 18:32 2026-09-03 ALKS Gaffin David Joseph EVP, CLO, Alkermes, Inc S - Sale $48.01 -2,034 223.4K -0.9% -$97.7K

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Ordinary Shares 2026-09-03 S D 2,034 $48.01 223,422 D — — (F1) This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on 11/19/2025.