Alkermes's top three insider shareholders as of May 14, 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 |
| 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 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 |
| 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 |
|---|---|---|---|---|---|---|---|---|
| 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 | A | 5,000 | $19.34 | 94,389 | D | M |
| 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 | Ordinary Shares | D | 9,000 | $35.51 | 85,389 | D | S |
| 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 |
| 01 Apr, 2026 | Craig C. Hopkinson | Employee Stock Option (Right to Buy) | D | 5,000 | $0.00 | 16,356 | D | M |
| 01 Apr, 2026 | Craig C. Hopkinson | Employee Stock Option (Right to Buy) | D | 5,000 | $0.00 | 16,356 | D | M |
| 02 Mar, 2026 | Craig C. Hopkinson | Ordinary Shares | A | 5,000 | $19.34 | 98,389 | D | M |
| 02 Mar, 2026 | Samuel Joseph Parisi | Ordinary Shares | D | 6,890 | $29.29 | 7,717 | D | S |
| 02 Mar, 2026 | Christian Todd Nichols | Ordinary Shares | D | 6,000 | $30.00 | 109,769 | D | S |
| 02 Mar, 2026 | Richard F Pops | Restricted Stock Unit Award | A | 88,843 | $0.00 | 88,843 | D | A |
| 02 Mar, 2026 | Christian Todd Nichols | Ordinary Shares | D | 6,000 | $30.00 | 109,769 | 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 | Blair Curtis Jackson | Employee Stock Option (Right to Buy) | A | 94,900 | $0.00 | 94,900 | D | A |
| 02 Mar, 2026 | Richard F Pops | Restricted Stock Unit Award | A | 88,843 | $0.00 | 88,843 | D | A |
| 02 Mar, 2026 | Samuel Joseph Parisi | Ordinary Shares | D | 6,890 | $29.29 | 7,717 | D | S |