According to recent filings covering the 90 days ending February 07, 2026, the three most significant insider holders at Alkermes are Director And Ceo And Alkermes Plc Richard F Pops (1.38Mn shares), Svp And Corp Dev. And Alkermes And Inc. Michael J Landine (281.73K shares), Evp And Clo And Alkermes And Inc. David Joseph Gaffin (223.11K shares).
| Holder | Position | Shares | Report Date |
|---|---|---|---|
| Richard F Pops | Director And Ceo And Alkermes Plc | 1,377,740 | 06 Feb, 2026 |
| 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. | 223,107 | 06 Feb, 2026 |
| Blair Curtis Jackson | Evp And Chief Operating Officer | 221,552 | 06 Feb, 2026 |
| 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 Feb, 2026 | |
| Christian Todd Nichols | Svp And Chief Commercial Officer | 100,946 | 06 Feb, 2026 |
| David W Anstice | 84,905 | 16 Jun, 2022 | |
| Craig C. Hopkinson | Evp R&D And Chief Medical Officer | 75,638 | 06 Feb, 2026 |
| 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 | |
| Frank Anders Wilson | 31,084 | 02 Jun, 2025 | |
| Richard Gaynor | 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.
| Transaction Date | Insider Name | Security Class | Transaction Type | Shares Traded | Price | Shares Remaining | Ownership | Code |
|---|---|---|---|---|---|---|---|---|
| 05 Feb, 2026 | Richard F Pops | Ordinary Shares | D | 62,230 | $33.55 | 1,377,740 | D | F |
| 05 Feb, 2026 | Richard F Pops | Ordinary Shares | A | 149,580 | - | 1,439,970 | D | A |
| 05 Feb, 2026 | David Joseph Gaffin | Ordinary Shares | D | 7,619 | $33.55 | 223,107 | D | F |
| 05 Feb, 2026 | David Joseph Gaffin | Ordinary Shares | A | 25,352 | - | 230,726 | D | A |
| 05 Feb, 2026 | Craig C. Hopkinson | Ordinary Shares | D | 7,454 | $33.55 | 75,638 | D | F |
| 05 Feb, 2026 | Craig C. Hopkinson | Ordinary Shares | A | 25,352 | - | 83,092 | D | A |
| 05 Feb, 2026 | Christian Todd Nichols | Ordinary Shares | D | 6,389 | $33.55 | 100,946 | D | F |
| 05 Feb, 2026 | Christian Todd Nichols | Ordinary Shares | A | 21,127 | - | 107,335 | D | A |
| 05 Feb, 2026 | Blair Curtis Jackson | Ordinary Shares | A | 28,810 | - | 230,178 | D | A |
| 05 Feb, 2026 | Blair Curtis Jackson | Ordinary Shares | D | 8,626 | $33.55 | 221,552 | D | F |
| 02 Feb, 2026 | Shane Cooke | Ordinary Shares | A | 61,200 | $31.64 | 164,944 | D | M |
| 02 Feb, 2026 | Shane Cooke | Ordinary Shares | D | 29,087 | $34.34 | 135,857 | D | S |
| 02 Feb, 2026 | Shane Cooke | Ordinary Shares | D | 32,113 | $34.78 | 103,744 | D | S |
| 02 Feb, 2026 | Craig C. Hopkinson | Ordinary Shares | A | 5,000 | $19.34 | 66,740 | D | M |
| 02 Feb, 2026 | Craig C. Hopkinson | Ordinary Shares | D | 4,000 | $33.54 | 57,740 | D | S |
| 02 Feb, 2026 | Craig C. Hopkinson | Ordinary Shares | D | 5,000 | $34.24 | 61,740 | D | S |
| 08 Jan, 2026 | Craig C. Hopkinson | Ordinary Shares | D | 5,000 | $30.00 | 61,740 | D | S |
| 08 Jan, 2026 | Craig C. Hopkinson | Ordinary Shares | A | 5,000 | $19.34 | 66,740 | D | M |
| 02 Jan, 2026 | Craig C. Hopkinson | Ordinary Shares | D | 4,000 | $28.00 | 61,740 | D | S |
| 03 Dec, 2025 | Craig C. Hopkinson | Ordinary Shares | D | 3,748 | $30.00 | 65,740 | D | S |