Alkermes's top three insider shareholders as of April 22, 2026 are Richard F Pops (Director And Ceo, Alkermes Plc, 1.38Mn shares), Richard F Pops (Director And Ceo, Alkermes Plc, 1.38Mn shares), Richard F Pops (Director And Ceo, Alkermes Plc, 1.38Mn shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| Richard F Pops | Director And Ceo, Alkermes Plc | 1,377,740 | 0 | 06 Feb, 2026 |
| Richard F Pops | Director And Ceo, Alkermes Plc | 1,377,740 | 0 | 06 Feb, 2026 |
| 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 |
| Michael J Landine | Svp, Corp Dev., Alkermes, Inc. | 281,730 | 0 | 27 Feb, 2024 |
| 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 |
| Blair Curtis Jackson | Evp, Chief Operating Officer | 241,308 | 0 | 27 Feb, 2026 |
| Blair Curtis Jackson | Evp, Chief Operating Officer | 241,308 | 0 | 27 Feb, 2026 |
| David Joseph Gaffin | Evp, Clo, Alkermes, Inc. | 233,592 | 0 | 06 Apr, 2026 |
| Iain Michael Brown | Svp, Chief Financial Officer | 148,196 | 0 | 28 Feb, 2025 |
| Iain Michael Brown | Svp, Chief Financial Officer | 148,196 | 0 | 28 Feb, 2025 |
| 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 |
| Christian Todd Nichols | Svp, Chief Commercial Officer | 109,769 | 0 | 04 Mar, 2026 |
| Christian Todd Nichols | Svp, Chief Commercial Officer | 109,769 | 0 | 04 Mar, 2026 |
| Shane Cooke | President, Alkermes Plc | 103,744 | 0 | 02 Feb, 2026 |
| Craig C. Hopkinson | Evp Rd, Chief Medical Officer | 85,389 | 0 | 01 Apr, 2026 |
| Craig C. Hopkinson | Evp Rd, Chief Medical Officer | 85,389 | 0 | 01 Apr, 2026 |
| Craig C. Hopkinson | Evp Rd, Chief Medical Officer | 85,389 | 0 | 01 Apr, 2026 |
| David W Anstice | - | 84,905 | 0 | 16 Jun, 2022 |
| David Angelo Jr. Daglio | - | 0 | 80,000 | 16 Nov, 2022 |
| David Angelo Jr. Daglio | - | 0 | 80,000 | 16 Nov, 2022 |
| David Angelo Jr. Daglio | - | 0 | 80,000 | 16 Nov, 2022 |
| Wendy L Dixon | - | 53,124 | 0 | 16 Jun, 2022 |
| Wendy L Dixon | - | 53,124 | 0 | 16 Jun, 2022 |
| Wendy L Dixon | - | 53,124 | 0 | 16 Jun, 2022 |
| Brian P Mckeon | - | 33,869 | 0 | 02 Jun, 2025 |
| Brian P Mckeon | - | 33,869 | 0 | 02 Jun, 2025 |
| Brian P Mckeon | - | 33,869 | 0 | 02 Jun, 2025 |
| Frank Anders Wilson | - | 31,084 | 0 | 02 Jun, 2025 |
| Frank Anders Wilson | - | 31,084 | 0 | 02 Jun, 2025 |
| Richard Gaynor | - | 31,084 | 0 | 02 Jun, 2025 |
| Frank Anders Wilson | - | 31,084 | 0 | 02 Jun, 2025 |
| Richard Gaynor | - | 31,084 | 0 | 02 Jun, 2025 |
| Cato T Laurencin | - | 29,102 | 0 | 02 Jun, 2025 |
| Cato T Laurencin | - | 29,102 | 0 | 02 Jun, 2025 |
| Cato T Laurencin | - | 29,102 | 0 | 02 Jun, 2025 |
| David Angelo Jr. Daglio | - | 27,780 | 0 | 01 Jul, 2024 |
| David Angelo Jr. Daglio | - | 27,780 | 0 | 01 Jul, 2024 |
| David Angelo Jr. Daglio | - | 27,780 | 0 | 01 Jul, 2024 |
| Emily Peterson Alva | - | 27,302 | 0 | 01 Jul, 2024 |
| Emily Peterson Alva | - | 27,302 | 0 | 01 Jul, 2024 |
| Emily Peterson Alva | - | 27,302 | 0 | 01 Jul, 2024 |
| Christopher I Wright | - | 23,013 | 0 | 10 Jun, 2025 |
| Christopher I Wright | - | 23,013 | 0 | 10 Jun, 2025 |
| Christopher I Wright | - | 23,013 | 0 | 10 Jun, 2025 |
| Nancy Wysenski | - | 20,356 | 0 | 10 Jul, 2023 |
| Nancy Lurker | - | 13,555 | 0 | 13 Apr, 2026 |
| Nancy Lynn Md Snyderman | - | 10,728 | 0 | 02 Jun, 2025 |
| Nancy Lynn Md Snyderman | - | 10,728 | 0 | 02 Jun, 2025 |
| Nancy Lynn Md Snyderman | - | 10,728 | 0 | 02 Jun, 2025 |
| Nancy Lurker | - | 10,705 | 0 | 02 Jun, 2025 |
| Nancy Lurker | - | 10,705 | 0 | 02 Jun, 2025 |
| Brian P Mckeon | - | 0 | 10,000 | 04 Aug, 2021 |
| Brian P Mckeon | - | 0 | 10,000 | 04 Aug, 2021 |
| Brian P Mckeon | - | 0 | 10,000 | 04 Aug, 2021 |
| Samuel Joseph Parisi | Vp, Finance (Interim Pao) | 7,717 | 0 | 04 Mar, 2026 |
| Samuel Joseph Parisi | Vp, Finance (Interim Pao) | 7,717 | 0 | 04 Mar, 2026 |
| 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.
| Transaction Date | Insider Name | Security Class | Transaction Type | Shares Traded | Price | Shares Remaining | Ownership | Code |
|---|---|---|---|---|---|---|---|---|
| 11 Apr, 2026 | Nancy Lurker | Ordinary Shares | A | 3,751 | - | 14,456 | D | M |
| 11 Apr, 2026 | Nancy Lurker | Ordinary Shares | D | 901 | $33.36 | 13,555 | D | F |
| 11 Apr, 2026 | Nancy Lurker | Restricted Stock Unit Award | D | 3,751 | - | 3,752 | D | M |
| 06 Apr, 2026 | David Joseph Gaffin | Ordinary Shares | D | 2,034 | $34.57 | 233,592 | D | S |
| 01 Apr, 2026 | Craig C. Hopkinson | Ordinary Shares | A | 5,000 | $19.34 | 94,389 | D | M |
| 01 Apr, 2026 | Craig C. Hopkinson | Ordinary Shares | D | 9,000 | $35.51 | 85,389 | D | S |
| 01 Apr, 2026 | Craig C. Hopkinson | Employee Stock Option (Right to Buy) | D | 5,000 | $0.00 | 16,356 | D | M |
| 02 Mar, 2026 | Christian Todd Nichols | Ordinary Shares | D | 6,000 | $30.00 | 109,769 | D | S |
| 02 Mar, 2026 | David Joseph Gaffin | Ordinary Shares | D | 2,034 | $29.29 | 237,660 | D | S |
| 02 Mar, 2026 | Samuel Joseph Parisi | Ordinary Shares | D | 6,890 | $29.29 | 7,717 | 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 | Blair Curtis Jackson | Employee Stock Option (Right to Buy) | A | 94,900 | $0.00 | 94,900 | D | A |
| 02 Mar, 2026 | Craig C. Hopkinson | Ordinary Shares | A | 5,000 | $19.34 | 98,389 | D | M |
| 02 Mar, 2026 | Joshua Reed | Restricted Stock Unit Award | A | 30,854 | $0.00 | 30,854 | D | A |
| 02 Mar, 2026 | Blair Curtis Jackson | Restricted Stock Unit Award | A | 44,078 | $0.00 | 44,078 | D | A |
| 02 Mar, 2026 | Craig C. Hopkinson | Ordinary Shares | D | 9,000 | $29.72 | 89,389 | 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 | Christian Todd Nichols | Employee Stock Option (Right to Buy) | A | 66,430 | $0.00 | 66,430 | D | A |
| 03 Mar, 2026 | David Joseph Gaffin | Ordinary Shares | D | 2,034 | $29.76 | 235,626 | D | S |