InsiderTrades

Form 4 for ALKS Alkermes plc.

Accepted 2026-05-22 20:00:52 ET · period of report 2026-05-20 · accession 0001520262-26-000088 · 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 2026-05-22 20:00 2026-05-21 ALKS LAURENCIN CATO T Dir M - OptEx — +6,142 35.2K +21% —
D 2026-05-22 20:00 2026-05-21 ALKS LAURENCIN CATO T Dir F - Tax $36.95 -1,475 33.8K -4% -$54.5K
DM 2026-05-22 20:00 2026-05-20 ALKS LAURENCIN CATO T Dir A - Grant $0.00 +16.9K 5,409 New $0
D 2026-05-22 20:00 2026-05-21 ALKS LAURENCIN CATO T Dir M - OptEx — -6,142 0 -100% —

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Ordinary Shares 2026-05-21 M A 6,142 — 35,244 D — — (F1) Each restricted stock unit represents a contingent right to receive one ordinary share.
2 Common Ordinary Shares 2026-05-21 F D 1,475 $36.95 33,769 D — —
3 Derivative Non Qualified Stock Option (Right to Buy) 2026-05-20 A A 11,538 $0.00 11,538 D $36.98 · — to 2036-05-20 11,538 Ordinary Shares (F2) Shares subject to the award vest (and if applicable, become exercisable) in full on the earlier of the one-year anniversary of the date of grant or the date of the issuer's next annual general meeting of shareholders that occurs at least 50 weeks after the date of grant.
4 Derivative Restricted Stock Unit Award 2026-05-20 A A 5,409 $0.00 5,409 D — · — to — 5,409 Ordinary Shares (F1) Each restricted stock unit represents a contingent right to receive one ordinary share. (F2) Shares subject to the award vest (and if applicable, become exercisable) in full on the earlier of the one-year anniversary of the date of grant or the date of the issuer's next annual general meeting of shareholders that occurs at least 50 weeks after the date of grant. (F2) Shares subject to the award vest (and if applicable, become exercisable) in full on the earlier of the one-year anniversary of the date of grant or the date of the issuer's next annual general meeting of shareholders that occurs at least 50 weeks after the date of grant.
5 Derivative Restricted Stock Unit Award 2026-05-21 M D 6,142 — 0 D — · — to — 6,142 Ordinary Shares (F1) Each restricted stock unit represents a contingent right to receive one ordinary share. (F1) Each restricted stock unit represents a contingent right to receive one ordinary share. (F3) This award is fully vested in accordance with its terms. (F3) This award is fully vested in accordance with its terms.