Form 4 Tracker
Alkermes plc.
ALKS

60 insider filings · Latest: Oct 8, 2026

Common Stock Transactions
Txn DateAcceptedInsiderTypeSharesAvg PriceValueShares OwnedFiling
Jun 4, 2026Jun 4 9:00 PMDavid Joseph GaffinEVP, CLO, Alkermes, Inc.
Sale
2,034$43.05$87.6K229,524(D)

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Jun 4, 2026Jun 4 8:16 PMGaffin David Joseph
Proposed Sale
2,034$43.05$87.6K—

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Jun 1, 2026Jun 1 11:26 PMCraig C. HopkinsonEVP R&D, Chief Medical Officer
Sale
9,000$41.67$375.0K77,389(D)

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Jun 1, 2026Jun 1 8:29 PMHopkinson Craig C.
Proposed Sale
9,000$41.67$375.0K—

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May 29, 2026May 29 10:03 PMSamuel Joseph ParisiVP, Finance (Interim PAO)
Sale
16,217$42.36$687.0K7,717(D)

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May 4, 2026May 5 12:42 AMDavid Joseph GaffinEVP, CLO, Alkermes, Inc.
Sale
2,034$33.20$67.5K231,558(D)

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May 4, 2026May 4 8:30 PMGaffin David Joseph
Proposed Sale
2,034$33.20$67.5K—

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May 1, 2026May 2 1:05 AMCraig C. HopkinsonEVP R&D, Chief Medical Officer
Sale
9,000$33.40$300.6K81,389(D)

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May 1, 2026May 1 8:22 PMHopkinson Craig C.
Proposed Sale
9,000$33.40$300.6K—

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Apr 6, 2026Apr 6 11:56 PMDavid Joseph GaffinEVP, CLO, Alkermes, Inc.
Sale
2,034$34.57$70.3K233,592(D)

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Apr 6, 2026Apr 6 8:16 PMGaffin David Joseph
Proposed Sale
2,034$34.57$70.3K—

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Apr 1, 2026Apr 1 10:58 PMCraig C. HopkinsonEVP R&D, Chief Medical Officer
Sale
9,000$35.51$319.6K85,389(D)

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Apr 1, 2026Apr 1 8:13 PMHopkinson Craig C.
Proposed Sale
9,000$35.51$319.6K—

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Mar 2, 2026Mar 5 1:19 AMSamuel Joseph ParisiVP, Finance (Interim PAO)
Sale
6,890$29.29$201.8K7,717(D)

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Mar 2, 2026Mar 5 1:18 AMChristian Todd NicholsSVP, Chief Commercial Officer
Sale
6,000$30.00$180.0K109,769(D)

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Mar 2, 2026Mar 5 1:16 AMCraig C. HopkinsonEVP R&D, Chief Medical Officer
Sale
9,000$29.72$267.5K89,389(D)

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Mar 3, 2026Mar 5 1:15 AMDavid Joseph GaffinEVP, CLO, Alkermes, Inc.
Sale
2,034$29.76$60.5K235,626(D)

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Mar 2, 2026Mar 5 1:15 AMDavid Joseph GaffinEVP, CLO, Alkermes, Inc.
Sale
2,034$29.29$59.6K237,660(D)

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Mar 3, 2026Mar 3 10:12 PMGaffin David Joseph
Proposed Sale
2,034$29.76$60.5K—

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Mar 2, 2026Mar 2 10:15 PMNichols Christian Todd
Proposed Sale
6,000$30.00$180.0K—

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Stock Options & Derivatives
Txn DateAcceptedInsiderTypeSharesExercise PriceShares OwnedFiling
Oct 8, 2026Oct 9 10:18 PMJoshua ReedSVP, Chief Financial Officer
Option Exercise
9,164—27,492(D)

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Oct 7, 2026Oct 9 10:16 PMAnne Clem WhitakerDirector
Grant/Award
25,237$41.4517,998(D)

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Sep 1, 2026Sep 1 11:08 PMCraig C. HopkinsonEVP R&D, Chief Medical Officer
Option Exercise
5,000$24.5961,276(D)

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Aug 5, 2026Aug 8 1:17 AMBlair Curtis JacksonDirector, President & CEO, Alkermes plc
Grant/Award
217,534$49.61124,305(D)

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Aug 3, 2026Aug 3 11:16 PMNancy Lynn Snyderman MDDirector
Option Exercise
44,472$46.720(D)

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Aug 3, 2026Aug 3 11:12 PMCraig C. HopkinsonEVP R&D, Chief Medical Officer
Option Exercise
5,000$24.5966,276(D)

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Jul 1, 2026Jul 1 10:29 PMCraig C. HopkinsonEVP R&D, Chief Medical Officer
Option Exercise
5,000$19.341,356(D)

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Jun 1, 2026Jun 1 11:26 PMCraig C. HopkinsonEVP R&D, Chief Medical Officer
Option Exercise
5,000$19.346,356(D)

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May 29, 2026May 29 10:03 PMSamuel Joseph ParisiVP, Finance (Interim PAO)
Option Exercise
16,217$20.0312,826(D)

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May 21, 2026May 23 12:08 AMChristopher I WrightDirector
Option Exercise
6,142—0(D)

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May 20, 2026May 23 12:08 AMChristopher I WrightDirector
Grant/Award
16,947$36.985,409(D)

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May 21, 2026May 23 12:06 AMFrank Anders WilsonDirector
Option Exercise
6,142—0(D)

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May 20, 2026May 23 12:06 AMFrank Anders WilsonDirector
Grant/Award
16,947$36.985,409(D)

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May 21, 2026May 23 12:04 AMNancy Lynn Snyderman MDDirector
Option Exercise
6,142—0(D)

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May 20, 2026May 23 12:04 AMNancy Lynn Snyderman MDDirector
Grant/Award
16,947$36.985,409(D)

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May 21, 2026May 23 12:03 AMBrian P MckeonDirector
Option Exercise
6,142—0(D)

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May 20, 2026May 23 12:03 AMBrian P MckeonDirector
Grant/Award
16,947$36.985,409(D)

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May 21, 2026May 23 12:01 AMNancy LurkerDirector
Option Exercise
6,142—0(D)

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May 20, 2026May 23 12:01 AMNancy LurkerDirector
Grant/Award
16,947$36.985,409(D)

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May 21, 2026May 23 12:00 AMCato T LaurencinDirector
Option Exercise
6,142—0(D)

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