Alkermes plc. (ALKS) Insider Ownership

Historic Ownership Trends

There are no significant Insider Shareholders in Alkermes as of January 02, 2026.

Top Direct Holders

Insider ownership data is derived from the last 60 months of Form 4 SEC filings.
Holder Position Shares Report Date
Richard F Pops Director And Ceo And Alkermes Plc 1,290,390 07 Feb, 2025
Michael J Landine Svp And Corp Dev. And Alkermes And Inc. 281,730 27 Feb, 2024
David Joseph Gaffin Evp And Clo And Alkermes And Inc. 205,374 04 Aug, 2025
Blair Curtis Jackson Evp And Chief Operating Officer 201,368 28 Feb, 2025
Iain Michael Brown Svp And Chief Financial Officer 148,196 28 Feb, 2025
David Angelo Jr. Daglio 109,245 01 Jul, 2024
Shane Cooke 103,744 02 Jun, 2025
Christian Todd Nichols Svp And Chief Commercial Officer 86,208 10 Jun, 2025
David W Anstice 84,905 16 Jun, 2022
Craig C. Hopkinson Evp R&D And Chief Medical Officer 65,740 05 Dec, 2025
Wendy L Dixon 53,124 16 Jun, 2022
Brian P Mckeon 43,869 02 Jun, 2025
Nancy Lynn Md Snyderman 31,511 02 Jun, 2025
Richard Gaynor 31,084 02 Jun, 2025
Frank Anders Wilson 31,084 02 Jun, 2025
Cato T Laurencin 29,102 02 Jun, 2025
Emily Peterson Alva 27,302 01 Jul, 2024
Christopher I Wright 23,013 10 Jun, 2025
Nancy Wysenski 20,356 10 Jul, 2023
Paul J Mitchell 11,174 21 May, 2021
Nancy Lurker 10,705 02 Jun, 2025
Robert A Breyer 10,330 21 May, 2021
Samuel Joseph Parisi Vp And Finance (Interim Pao) 7,717 28 Feb, 2025

* 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
03 Dec, 2025 Craig C. Hopkinson Ordinary Shares A 3,748 $19.34 69,488 D M
03 Dec, 2025 Craig C. Hopkinson Ordinary Shares D 3,748 $30.00 65,740 D S
01 Dec, 2025 Craig C. Hopkinson Ordinary Shares D 4,000 $29.30 65,740 D S
03 Nov, 2025 Craig C. Hopkinson Ordinary Shares A 5,000 $19.34 78,740 D M
03 Nov, 2025 Craig C. Hopkinson Ordinary Shares D 9,000 $30.38 69,740 D S
15 Oct, 2025 Craig C. Hopkinson Ordinary Shares A 5,000 $19.34 82,740 D M
15 Oct, 2025 Craig C. Hopkinson Ordinary Shares D 9,000 $31.53 73,740 D S
03 Aug, 2025 David Joseph Gaffin - - 206,269 D
03 Aug, 2025 David Joseph Gaffin Ordinary Shares A 2,014 - 206,269 D M
03 Aug, 2025 David Joseph Gaffin - - 205,374 D
03 Aug, 2025 David Joseph Gaffin Ordinary Shares D 895 $26.55 205,374 D F
09 Jun, 2025 Christian Todd Nichols - - 89,542 D
09 Jun, 2025 Christian Todd Nichols Ordinary Shares D 3,333 $31.95 89,542 D S
10 Jun, 2025 Christian Todd Nichols Ordinary Shares D 3,334 $31.09 86,208 D S
10 Jun, 2025 Christian Todd Nichols - - 86,208 D
08 Jun, 2025 Christopher I Wright Ordinary Shares A 3,301 - 23,806 D M
08 Jun, 2025 Christopher I Wright Ordinary Shares D 793 $31.71 23,013 D F
31 May, 2025 Richard Gaynor Ordinary Shares A 8,013 - 33,008 D M
31 May, 2025 Frank Anders Wilson Ordinary Shares A 8,013 - 33,008 D M
31 May, 2025 Nancy Lynn Md Snyderman Ordinary Shares A 8,013 - 12,652 D M