Form 4 Tracker
Alkermes plc.
ALKS

54 insider filings · Latest: Aug 5, 2026

Common Stock Transactions
Txn DateAcceptedInsiderTypeSharesAvg PriceValueShares OwnedFiling
Aug 3, 2026Aug 3 11:16 PMNancy Lynn Snyderman MDDirector
Sale
44,472$50.35$2.2M15,395(D)

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Aug 3, 2026Aug 3 11:12 PMCraig C. HopkinsonEVP R&D, Chief Medical Officer
Sale
9,000$48.58$437.2K69,389(D)

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Aug 3, 2026Aug 3 11:09 PMDavid Joseph GaffinEVP, CLO, Alkermes, Inc.
Sale
2,034$48.58$98.8K225,456(D)

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Aug 3, 2026Aug 3 8:34 PMsnyderman nancy lynn MD
Proposed Sale
44,472$50.35$2.2M

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Aug 3, 2026Aug 3 8:32 PMGaffin David Joseph
Proposed Sale
2,034$48.58$98.8K

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Aug 3, 2026Aug 3 8:31 PMHopkinson Craig C.
Proposed Sale
9,000$48.58$437.2K

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Jul 6, 2026Jul 6 8:48 PMDavid Joseph GaffinEVP, CLO, Alkermes, Inc.
Sale
2,034$54.03$109.9K227,490(D)

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Jul 6, 2026Jul 6 8:18 PMGaffin David Joseph
Proposed Sale
2,034$54.03$109.9K

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Jul 1, 2026Jul 1 10:29 PMCraig C. HopkinsonEVP R&D, Chief Medical Officer
Sale
9,000$51.51$463.6K73,389(D)

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Jul 1, 2026Jul 1 8:12 PMHopkinson Craig C.
Proposed Sale
9,000$51.51$463.6K

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Jun 12, 2026Jun 13 12:04 AMChristopher I WrightDirector
Sale
2,000$45.10$90.2K25,680(D)

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Jun 12, 2026Jun 12 8:19 PMWright Christopher I
Proposed Sale
2,000$45.10$90.2K

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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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Stock Options & Derivatives
Txn DateAcceptedInsiderTypeSharesExercise PriceShares OwnedFiling
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
6,1420(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
6,1420(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
6,1420(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
6,1420(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
6,1420(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
6,1420(D)

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May 20, 2026May 23 12:00 AMCato T LaurencinDirector
Grant/Award
16,947$36.985,409(D)

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May 20, 2026May 22 11:59 PMRichard GaynorDirector
Grant/Award
16,947$36.985,409(D)

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May 20, 2026May 22 11:58 PMShane CookeDirector
Grant/Award
16,947$36.985,409(D)

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