Alkermes plc. (ALKS) Insider Ownership

Historic Insider Ownership Trends

As of March 23, 2026, the three largest insider holders of ALKS are Richard F Pops (Director And Ceo, Alkermes Plc, 1.38Mn shares), Michael J Landine (Svp, Corp Dev., Alkermes, Inc., 281.73K shares), Blair Curtis Jackson (Evp, Chief Operating Officer, 241.31K shares).

Top Direct Holders

Insider ownership data is derived from the last 60 months of Form 4 SEC filings.
Holder Position Shares (Direct) Shares (Indirect) Report Date
Richard F Pops Director And Ceo, Alkermes Plc 1,377,740 0 06 Feb, 2026
Michael J Landine Svp, Corp Dev., Alkermes, Inc. 281,730 0 27 Feb, 2024
Blair Curtis Jackson Evp, Chief Operating Officer 241,308 0 27 Feb, 2026
David Joseph Gaffin Evp, Clo, Alkermes, Inc. 235,626 0 04 Mar, 2026
Iain Michael Brown Svp, Chief Financial Officer 148,196 0 28 Feb, 2025
Christian Todd Nichols Svp, Chief Commercial Officer 109,769 0 04 Mar, 2026
Shane Cooke 103,744 0 02 Feb, 2026
Craig C. Hopkinson Evp Rd, Chief Medical Officer 89,389 0 04 Mar, 2026
David Angelo Jr. Daglio 0 80,000 16 Nov, 2022
Wendy L Dixon 53,124 0 16 Jun, 2022
Brian P Mckeon 33,869 0 02 Jun, 2025
Richard Gaynor 31,084 0 02 Jun, 2025
Frank Anders Wilson 31,084 0 02 Jun, 2025
Cato T Laurencin 29,102 0 02 Jun, 2025
David Angelo Jr. Daglio 27,780 0 01 Jul, 2024
Emily Peterson Alva 27,302 0 01 Jul, 2024
Christopher I Wright 23,013 0 10 Jun, 2025
Nancy Wysenski 20,356 0 10 Jul, 2023
Paul J Mitchell 11,174 0 21 May, 2021
Nancy Lynn Md Snyderman 10,728 0 02 Jun, 2025
Nancy Lurker 10,705 0 02 Jun, 2025
Robert A Breyer 10,330 0 21 May, 2021
Brian P Mckeon 0 10,000 04 Aug, 2021
Samuel Joseph Parisi Vp, Finance (Interim Pao) 7,717 0 04 Mar, 2026

* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.

Recent Insider Transactions

Detailed insider trading activity based on Form 4 SEC filings.
Download Data
Transaction Date Insider Name Security Class Transaction Type Shares Traded Price Shares Remaining Ownership Code
02 Mar, 2026 Christian Todd Nichols Ordinary Shares D 6,000 $30.00 109,769 D S
02 Mar, 2026 Samuel Joseph Parisi Ordinary Shares D 6,890 $29.29 7,717 D S
02 Mar, 2026 Craig C. Hopkinson Ordinary Shares A 5,000 $19.34 98,389 D M
02 Mar, 2026 Blair Curtis Jackson Employee Stock Option (Right to Buy) A 94,900 $0.00 94,900 D A
02 Mar, 2026 David Joseph Gaffin Ordinary Shares D 2,034 $29.29 237,660 D S
02 Mar, 2026 Richard F Pops Restricted Stock Unit Award A 88,843 $0.00 88,843 D A
02 Mar, 2026 Joshua Reed Employee Stock Option (Right to Buy) A 66,430 $0.00 66,430 D A
02 Mar, 2026 Joshua Reed Restricted Stock Unit Award A 30,854 $0.00 30,854 D A
03 Mar, 2026 David Joseph Gaffin Ordinary Shares D 2,034 $29.76 235,626 D S
02 Mar, 2026 Samuel Joseph Parisi Employee Stock Option (Right to Buy) A 15,033 $0.00 15,033 D A
02 Mar, 2026 Craig C. Hopkinson Ordinary Shares D 9,000 $29.72 89,389 D S
02 Mar, 2026 Christian Todd Nichols Employee Stock Option (Right to Buy) A 66,430 $0.00 66,430 D A
02 Mar, 2026 Blair Curtis Jackson Restricted Stock Unit Award A 44,078 $0.00 44,078 D A
02 Mar, 2026 Samuel Joseph Parisi Restricted Stock Unit Award A 14,176 $0.00 14,176 D A
02 Mar, 2026 Craig C. Hopkinson Employee Stock Option (Right to Buy) D 5,000 $0.00 21,356 D M
02 Mar, 2026 David Joseph Gaffin Employee Stock Option (Right to Buy) A 78,292 $0.00 78,292 D A
02 Mar, 2026 Christian Todd Nichols Restricted Stock Unit Award A 30,854 $0.00 30,854 D A
02 Mar, 2026 Craig C. Hopkinson Employee Stock Option (Right to Buy) A 83,037 $0.00 83,037 D A
02 Mar, 2026 David Joseph Gaffin Restricted Stock Unit Award A 36,364 $0.00 36,364 D A
02 Mar, 2026 Craig C. Hopkinson Restricted Stock Unit Award A 38,568 $0.00 38,568 D A