Alkermes plc ALKS NASDAQ

NASDAQ Global Select • Healthcare • Biotechnology • IE • USD

SharesGrow Score

79/100

6/7 Pass

SharesGrow Intrinsic Value

There have been 50 recent insider transactions recorded for Alkermes plc (ALKS), including 7 buys and 43 sells. Total insider buying was valued at RSU Award and total insider selling at $4.93M.

Notable insiders with recent activity include Gaffin David Joseph, Hopkinson Craig C., Pops Richard F. Insider transactions can provide insights into how company leadership views the stock's valuation and future prospects.

Insider Transactions — ALKS

Date	Name	Role	Transaction	Shares	Avg. Price	Value	Shares Owned
2026-04-06	Gaffin David Joseph	EVP, CLO, Alkermes, Inc.	Informative Sell	2,034	$34.57	$70.32K	233,592
2026-04-01	Hopkinson Craig C.	EVP R&d, Chief Medical Officer	Option Exercise (Sell)	5,000	$19.34	$96.7K	16,356
2026-03-03	Gaffin David Joseph	EVP, CLO, Alkermes, Inc.	Informative Sell	2,034	$29.76	$60.53K	235,626
2026-03-02	Pops Richard F	Director and CEO, Alkermes Plc	RSU Award	88,843	-	-	88,843
2026-03-02	Gaffin David Joseph	EVP, CLO, Alkermes, Inc.	RSU Award	36,364	-	-	36,364
2026-03-02	Hopkinson Craig C.	EVP R&d, Chief Medical Officer	Option Exercise (Sell)	5,000	$19.34	$96.7K	21,356
2026-03-02	Reed Joshua	SVP, Chief Financial Officer	RSU Award	30,854	-	-	30,854
2026-03-02	Nichols Christian Todd	SVP, Chief Commercial Officer	RSU Award	30,854	-	-	30,854
2026-03-02	Jackson Blair Curtis	EVP, Chief Operating Officer	RSU Award	44,078	-	-	44,078
2026-03-02	Parisi Samuel Joseph	VP, Finance (interim Pao)	Informative Sell	6,890	$29.29	$201.81K	7,717
2026-02-26	Gaffin David Joseph	EVP, CLO, Alkermes, Inc.	Option Exercise (Sell)	6,866	-	-	13,732
2026-02-26	Hopkinson Craig C.	EVP R&d, Chief Medical Officer	Option Exercise (Sell)	6,866	-	-	13,732
2026-02-26	Nichols Christian Todd	SVP, Chief Commercial Officer	Option Exercise (Sell)	5,410	-	-	10,819
2026-02-26	Jackson Blair Curtis	EVP, Chief Operating Officer	Option Exercise (Sell)	8,322	-	-	16,645
2026-02-26	Parisi Samuel Joseph	VP, Finance (interim Pao)	Option Exercise (Sell)	2,747	-	-	5,493
2026-02-23	Gaffin David Joseph	EVP, CLO, Alkermes, Inc.	Option Exercise (Sell)	7,689	-	-	7,690
2026-02-23	Hopkinson Craig C.	EVP R&d, Chief Medical Officer	Option Exercise (Sell)	7,689	-	-	7,690
2026-02-23	Nichols Christian Todd	SVP, Chief Commercial Officer	Option Exercise (Sell)	6,407	-	-	6,408
2026-02-23	Jackson Blair Curtis	EVP, Chief Operating Officer	Option Exercise (Sell)	8,738	-	-	8,738
2026-02-23	Parisi Samuel Joseph	VP, Finance (interim Pao)	Option Exercise (Sell)	2,283	-	-	2,284
2026-02-19	Gaffin David Joseph	EVP, CLO, Alkermes, Inc.	Option Exercise (Sell)	7,673	-	-	23,019
2026-02-19	Hopkinson Craig C.	EVP R&d, Chief Medical Officer	Option Exercise (Sell)	7,673	-	-	23,019
2026-02-19	Nichols Christian Todd	SVP, Chief Commercial Officer	Option Exercise (Sell)	6,045	-	-	18,137
2026-02-19	Jackson Blair Curtis	EVP, Chief Operating Officer	Option Exercise (Sell)	9,300	-	-	27,903
2026-02-19	Parisi Samuel Joseph	VP, Finance (interim Pao)	Option Exercise (Sell)	2,991	-	-	8,974
2026-02-18	Gaffin David Joseph	EVP, CLO, Alkermes, Inc.	Option Exercise (Sell)	6,355	-	-	-
2026-02-18	Hopkinson Craig C.	EVP R&d, Chief Medical Officer	Option Exercise (Sell)	8,897	-	-	-
2026-02-18	Nichols Christian Todd	SVP, Chief Commercial Officer	Option Exercise (Sell)	6,355	-	-	-
2026-02-18	Jackson Blair Curtis	EVP, Chief Operating Officer	Option Exercise (Sell)	8,897	-	-	-
2026-02-18	Parisi Samuel Joseph	VP, Finance (interim Pao)	Option Exercise (Sell)	2,034	-	-	-
2026-02-05	Pops Richard F	Director and CEO, Alkermes Plc	Tax Withholding of RSU	62,230	$33.55	$2.09M	1,377,740
2026-02-05	Gaffin David Joseph	EVP, CLO, Alkermes, Inc.	Tax Withholding of RSU	7,619	$33.55	$255.62K	223,107
2026-02-05	Hopkinson Craig C.	EVP R&d, Chief Medical Officer	Tax Withholding of RSU	7,454	$33.55	$250.08K	75,638
2026-02-05	Nichols Christian Todd	SVP, Chief Commercial Officer	Tax Withholding of RSU	6,389	$33.55	$214.35K	100,946
2026-02-05	Jackson Blair Curtis	EVP, Chief Operating Officer	Tax Withholding of RSU	8,626	$33.55	$289.4K	221,552
2026-02-02	Cooke Shane	Director	Informative Sell	29,087	$34.34	$998.8K	135,857
2026-02-02	Hopkinson Craig C.	EVP R&d, Chief Medical Officer	Option Exercise (Sell)	5,000	$19.34	$96.7K	26,356
2025-06-10	Nichols Christian Todd	SVP, Chief Commercial Officer	Informative Sell	3,334	$31.09	$103.65K	86,208
2025-06-09	Nichols Christian Todd	SVP, Chief Commercial Officer	Informative Sell	3,333	$31.95	$106.49K	89,542
2025-06-08	Wright Christopher I	Director	Option Exercise (Sell)	3,301	-	-	-
2025-05-31	Mckeon Brian P	Director	Option Exercise (Sell)	8,013	-	-	-
2025-05-31	Laurencin Cato T	Director	Option Exercise (Sell)	8,013	-	-	-
2025-05-31	Lurker Nancy	Director	Option Exercise (Sell)	8,013	-	-	-
2025-05-31	Wilson Frank Anders	Director	Option Exercise (Sell)	8,013	-	-	-
2025-05-31	Cooke Shane	Director	Option Exercise (Sell)	8,013	-	-	-
2025-05-31	Snyderman Nancy Lynn Md	Director	Option Exercise (Sell)	8,013	-	-	-
2025-05-31	Gaynor Richard	Director	Option Exercise (Sell)	8,013	-	-	-
2025-05-31	Wright Christopher I	Director	Option Exercise (Sell)	8,013	-	-	-
2025-05-21	Mckeon Brian P	Director	RSU Award	6,142	-	-	6,142
2025-05-21	Laurencin Cato T	Director	RSU Award	6,142	-	-	6,142

■ Informative Buy/Sell — open market transaction (most significant) ■ Uninformative Buy — award, option exercise, conversion ■ Uninformative Sell — tax withholding, award vest sale ■ Neutral — gift, trust, expiry