Insider · CIK 0001675905

Gaffin David Joseph

Reports to the SEC for 1 company · WALTHAM, MA

sec.gov

Transactions

Companies

Filings

CIK

0001675905

Forms 4 and 5

Insider transactions

50 trades

Date	Company	Role	Code	Shares	Price	Value	Shares after
2026-10-02	ALKSAlkermes plc.S Sale	EVP, CLO, Alkermes, Inc.	SSale	−2,034 sh	$41.03	−$83.5K	221,388
2026-09-03	ALKSAlkermes plc.S Sale	EVP, CLO, Alkermes, Inc.	SSale	−2,034 sh	$48.01	−$97.7K	223,422
2026-08-03	ALKSAlkermes plc.S Sale	EVP, CLO, Alkermes, Inc.	SSale	−2,034 sh	$48.58	−$98.8K	225,456
2026-07-06	ALKSAlkermes plc.S Sale	EVP, CLO, Alkermes, Inc.	SSale	−2,034 sh	$54.03	−$110K	227,490
2026-06-04	ALKSAlkermes plc.S Sale	EVP, CLO, Alkermes, Inc.	SSale	−2,034 sh	$43.05	−$87.6K	229,524
2026-05-04	ALKSAlkermes plc.S Sale	EVP, CLO, Alkermes, Inc.	SSale	−2,034 sh	$33.20	−$67.5K	231,558
2026-04-06	ALKSAlkermes plc.S Sale	EVP, CLO, Alkermes, Inc.	SSale	−2,034 sh	$34.57	−$70.3K	233,592
2026-03-03	ALKSAlkermes plc.S Sale	EVP, CLO, Alkermes, Inc.	SSale	−2,034 sh	$29.76	−$60.5K	235,626
2026-03-02	ALKSAlkermes plc.S Sale	EVP, CLO, Alkermes, Inc.	SSale	−2,034 sh	$29.29	−$59.6K	237,660
2026-03-02	ALKSAlkermes plc. · Employee Stock Option (Right to Buy)A Award	EVP, CLO, Alkermes, Inc.	AAward	+78.3K sh	—	—	78,292
2026-03-02	ALKSAlkermes plc. · Restricted Stock Unit AwardA Award	EVP, CLO, Alkermes, Inc.	AAward	+36.4K sh	—	—	36,364
2026-02-26	ALKSAlkermes plc.M Exercise/Conversion	EVP, CLO, Alkermes, Inc.	MExercise/Conversion	+6,866 sh	—	—	242,743
2026-02-26	ALKSAlkermes plc.F Tax Payment	EVP, CLO, Alkermes, Inc.	FTax Payment	−3,049 sh	$30.73	−$93.7K	239,694
2026-02-26	ALKSAlkermes plc. · Restricted Stock Unit AwardM Exercise/Conversion	EVP, CLO, Alkermes, Inc.	MExercise/Conversion	−6,866 sh	—	—	13,732
2026-02-23	ALKSAlkermes plc.M Exercise/Conversion	EVP, CLO, Alkermes, Inc.	MExercise/Conversion	+7,689 sh	—	—	239,291
2026-02-23	ALKSAlkermes plc.F Tax Payment	EVP, CLO, Alkermes, Inc.	FTax Payment	−3,414 sh	$32.19	−$110K	235,877
2026-02-23	ALKSAlkermes plc. · Restricted Stock Unit AwardM Exercise/Conversion	EVP, CLO, Alkermes, Inc.	MExercise/Conversion	−7,689 sh	—	—	7,690
2026-02-19	ALKSAlkermes plc.M Exercise/Conversion	EVP, CLO, Alkermes, Inc.	MExercise/Conversion	+7,673 sh	—	—	235,009
2026-02-19	ALKSAlkermes plc.F Tax Payment	EVP, CLO, Alkermes, Inc.	FTax Payment	−3,407 sh	$32.00	−$109K	231,602
2026-02-19	ALKSAlkermes plc. · Restricted Stock Unit AwardM Exercise/Conversion	EVP, CLO, Alkermes, Inc.	MExercise/Conversion	−7,673 sh	—	—	23,019
2026-02-18	ALKSAlkermes plc.M Exercise/Conversion	EVP, CLO, Alkermes, Inc.	MExercise/Conversion	+6,355 sh	—	—	229,462
2026-02-18	ALKSAlkermes plc.F Tax Payment	EVP, CLO, Alkermes, Inc.	FTax Payment	−2,126 sh	$32.02	−$68.1K	227,336
2026-02-18	ALKSAlkermes plc. · Restricted Stock Unit AwardM Exercise/Conversion	EVP, CLO, Alkermes, Inc.	MExercise/Conversion	−6,355 sh	—	—	0
2026-02-05	ALKSAlkermes plc.A Award	EVP, CLO, Alkermes, Inc.	AAward	+25.4K sh	—	—	230,726
2026-02-05	ALKSAlkermes plc.F Tax Payment	EVP, CLO, Alkermes, Inc.	FTax Payment	−7,619 sh	$33.55	−$256K	223,107
2025-08-03	ALKSAlkermes plc.M Exercise/Conversion	EVP, CLO, Alkermes, Inc.	MExercise/Conversion	+2,014 sh	—	—	206,269
2025-08-03	ALKSAlkermes plc.F Tax Payment	EVP, CLO, Alkermes, Inc.	FTax Payment	−895 sh	$26.55	−$23.8K	205,374
2025-08-03	ALKSAlkermes plc. · Restricted Stock Unit AwardM Exercise/Conversion	EVP, CLO, Alkermes, Inc.	MExercise/Conversion	−2,014 sh	—	—	2,015
2025-02-26	ALKSAlkermes plc.F Tax Payment	EVP, CLO, Alkermes, Inc.	FTax Payment	−3,049 sh	$34.80	−$106K	204,255
2025-02-26	ALKSAlkermes plc.M Exercise/Conversion	EVP, CLO, Alkermes, Inc.	MExercise/Conversion	+6,866 sh	—	—	207,304
2025-02-26	ALKSAlkermes plc. · Restricted Stock Unit AwardM Exercise/Conversion	EVP, CLO, Alkermes, Inc.	MExercise/Conversion	−6,866 sh	—	—	20,598
2025-02-23	ALKSAlkermes plc.M Exercise/Conversion	EVP, CLO, Alkermes, Inc.	MExercise/Conversion	+7,689 sh	—	—	203,852
2025-02-23	ALKSAlkermes plc.F Tax Payment	EVP, CLO, Alkermes, Inc.	FTax Payment	−3,414 sh	$35.32	−$121K	200,438
2025-02-23	ALKSAlkermes plc. · Restricted Stock Unit AwardM Exercise/Conversion	EVP, CLO, Alkermes, Inc.	MExercise/Conversion	−7,689 sh	—	—	15,379
2025-02-22	ALKSAlkermes plc.M Exercise/Conversion	EVP, CLO, Alkermes, Inc.	MExercise/Conversion	+7,432 sh	—	—	199,463
2025-02-22	ALKSAlkermes plc.F Tax Payment	EVP, CLO, Alkermes, Inc.	FTax Payment	−3,300 sh	$35.32	−$117K	196,163
2025-02-22	ALKSAlkermes plc. · Restricted Stock Unit AwardM Exercise/Conversion	EVP, CLO, Alkermes, Inc.	MExercise/Conversion	−7,432 sh	—	—	0
2025-02-19	ALKSAlkermes plc. · Employee Stock Option (Right to Buy)A Award	EVP, CLO, Alkermes, Inc.	AAward	+64K sh	—	—	63,991
2025-02-19	ALKSAlkermes plc. · Restricted Stock Unit AwardA Award	EVP, CLO, Alkermes, Inc.	AAward	+30.7K sh	—	—	30,692
2025-02-18	ALKSAlkermes plc.M Exercise/Conversion	EVP, CLO, Alkermes, Inc.	MExercise/Conversion	+6,354 sh	—	—	194,853
2025-02-18	ALKSAlkermes plc.F Tax Payment	EVP, CLO, Alkermes, Inc.	FTax Payment	−2,822 sh	$35.90	−$101K	192,031
2025-02-18	ALKSAlkermes plc. · Restricted Stock Unit AwardM Exercise/Conversion	EVP, CLO, Alkermes, Inc.	MExercise/Conversion	−6,354 sh	—	—	6,355
2025-02-06	ALKSAlkermes plc.A Award	EVP, CLO, Alkermes, Inc.	AAward	+32.4K sh	—	—	198,251
2025-02-06	ALKSAlkermes plc.F Tax Payment	EVP, CLO, Alkermes, Inc.	FTax Payment	−9,752 sh	$31.39	−$306K	188,499
2024-08-03	ALKSAlkermes plc.M Exercise/Conversion	EVP, CLO, Alkermes, Inc.	MExercise/Conversion	+2,014 sh	—	—	166,796
2024-08-03	ALKSAlkermes plc.F Tax Payment	EVP, CLO, Alkermes, Inc.	FTax Payment	−895 sh	$27.72	−$24.8K	165,901
2024-08-03	ALKSAlkermes plc. · Restricted Stock Unit AwardM Exercise/Conversion	EVP, CLO, Alkermes, Inc.	MExercise/Conversion	−2,014 sh	—	—	4,029
2024-02-26	ALKSAlkermes plc. · Employee Stock Option (Right to Buy)A Award	EVP, CLO, Alkermes, Inc.	AAward	+111K sh	—	—	111,186
2024-02-26	ALKSAlkermes plc. · Restricted Stock Unit AwardA Award	EVP, CLO, Alkermes, Inc.	AAward	+27.5K sh	—	—	27,464
2024-02-23	ALKSAlkermes plc.M Exercise/Conversion	EVP, CLO, Alkermes, Inc.	MExercise/Conversion	+7,689 sh	—	—	168,196

Recent filings

Accepted (ET)
Oct 24
Gaffin David Joseph0001520262-26-000127
SEC(opens sec.gov)
Sep 34
Gaffin David Joseph0001520262-26-000120
SEC(opens sec.gov)
Aug 34
Gaffin David Joseph0001520262-26-000109
SEC(opens sec.gov)
Jul 64
Gaffin David Joseph0001520262-26-000105
SEC(opens sec.gov)
Jun 44
Gaffin David Joseph0001520262-26-000099
SEC(opens sec.gov)
May 44
Gaffin David Joseph0001520262-26-000074
SEC(opens sec.gov)
Apr 64
Gaffin David Joseph0001520262-26-000067
SEC(opens sec.gov)
Mar 44
Gaffin David Joseph0001520262-26-000057
SEC(opens sec.gov)
Feb 274
Gaffin David Joseph0001520262-26-000045
SEC(opens sec.gov)
Feb 254
Gaffin David Joseph0001520262-26-000031
SEC(opens sec.gov)
Feb 204
Gaffin David Joseph0001520262-26-000025
SEC(opens sec.gov)

Companies

Alkermes plc.EVP, CLO, Alkermes, Inc.ALKS

Address

900 WINTER STREET

WALTHAM, MA, 02451