Form 4 Tracker
Alkermes plc.
ALKS

60 insider filings · Latest: Oct 8, 2026

Common Stock Transactions
Txn DateAcceptedInsiderTypeSharesAvg PriceValueShares OwnedFiling
Dec 4, 2024Dec 4 9:19 PMHopkinson Craig C.
Proposed Sale
14,349$30.77$441.6K—

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Nov 27, 2024Nov 27 9:33 PMNichols Christian Todd
Proposed Sale
5,208$29.15$151.8K—

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Nov 11, 2024Nov 12 9:15 PMHopkinson Craig C.
Proposed Sale
58,996$30.08$1.8M—

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Nov 6, 2024Nov 6 9:33 PMHopkinson Craig C.
Proposed Sale
10,471$29.53$309.2K—

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Stock Options & Derivatives
Txn DateAcceptedInsiderTypeSharesExercise PriceShares OwnedFiling
Feb 26, 2026Feb 27 9:39 PMBlair Curtis JacksonEVP, Chief Operating Officer
Option Exercise
8,322—16,645(D)

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Feb 26, 2026Feb 27 9:38 PMCraig C. HopkinsonEVP R&D, Chief Medical Officer
Option Exercise
6,866—13,732(D)

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Feb 26, 2026Feb 27 9:37 PMDavid Joseph GaffinEVP, CLO, Alkermes, Inc.
Option Exercise
6,866—13,732(D)

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Feb 23, 2026Feb 25 10:49 PMSamuel Joseph ParisiVP, Finance (Interim PAO)
Option Exercise
2,283—2,284(D)

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Feb 23, 2026Feb 25 10:48 PMChristian Todd NicholsSVP, Chief Commercial Officer
Option Exercise
6,407—6,408(D)

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Feb 23, 2026Feb 25 10:47 PMBlair Curtis JacksonEVP, Chief Operating Officer
Option Exercise
8,738—8,738(D)

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Feb 23, 2026Feb 25 10:46 PMCraig C. HopkinsonEVP R&D, Chief Medical Officer
Option Exercise
7,689—7,690(D)

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Feb 23, 2026Feb 25 10:44 PMDavid Joseph GaffinEVP, CLO, Alkermes, Inc.
Option Exercise
7,689—7,690(D)

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Feb 19, 2026Feb 20 9:25 PMSamuel Joseph ParisiVP, Finance (Interim PAO)
Option Exercise
2,991—8,974(D)

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Feb 18, 2026Feb 20 9:25 PMSamuel Joseph ParisiVP, Finance (Interim PAO)
Option Exercise
2,034—0(D)

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Feb 19, 2026Feb 20 9:24 PMChristian Todd NicholsSVP, Chief Commercial Officer
Option Exercise
6,045—18,137(D)

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Feb 18, 2026Feb 20 9:24 PMChristian Todd NicholsSVP, Chief Commercial Officer
Option Exercise
6,355—0(D)

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Feb 19, 2026Feb 20 9:23 PMBlair Curtis JacksonEVP, Chief Operating Officer
Option Exercise
9,300—27,903(D)

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Feb 18, 2026Feb 20 9:23 PMBlair Curtis JacksonEVP, Chief Operating Officer
Option Exercise
8,897—0(D)

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Feb 19, 2026Feb 20 9:22 PMCraig C. HopkinsonEVP R&D, Chief Medical Officer
Option Exercise
7,673—23,019(D)

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Feb 18, 2026Feb 20 9:22 PMCraig C. HopkinsonEVP R&D, Chief Medical Officer
Option Exercise
8,897—0(D)

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Feb 19, 2026Feb 20 9:20 PMDavid Joseph GaffinEVP, CLO, Alkermes, Inc.
Option Exercise
7,673—23,019(D)

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Feb 18, 2026Feb 20 9:20 PMDavid Joseph GaffinEVP, CLO, Alkermes, Inc.
Option Exercise
6,355—0(D)

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Feb 2, 2026Feb 3 1:52 AMCraig C. HopkinsonEVP R&D, Chief Medical Officer
Option Exercise
5,000$19.3426,356(D)

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Feb 2, 2026Feb 3 1:48 AMShane CookeDirector
Option Exercise
61,200$31.640(D)

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