As of June 06, 2026, Barinthus Biotherapeutics's top three insider holders are Investment Management Ltd Mg (TenPercentOwner, 5.20Mn shares), William Enright (Chief Executive Officer, 728.45K shares), Graham Griffiths (Chief Business Officer, 104.21K shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| Investment Management Ltd Mg | - | 0 | 5,197,349 | 03 Oct, 2022 |
| William Enright | Chief Executive Officer | 0 | 728,454 | 29 Mar, 2023 |
| Graham Griffiths | Chief Business Officer | 104,209 | 0 | 26 Aug, 2022 |
| Alex Hammacher | - | 3,000 | 0 | 04 Apr, 2022 |
| Robin Wright | - | 48,256 | 0 | 01 Jun, 2023 |
| Christopher Ellis | Chief Operating Officer | 75 | 0 | 26 Aug, 2022 |
| Joseph Scheeren | - | 23,000 | 0 | 28 Jun, 2023 |
* 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 |
|---|---|---|---|---|---|---|---|---|
| 10 Jun, 2025 | Anne M. Phillips | Share Option (Right to Buy) | A | 20,174 | $0.00 | 20,174 | D | A |
| 10 Jun, 2025 | Joseph Scheeren | Share Option (Right to Buy) | A | 20,174 | $0.00 | 20,174 | D | A |
| 10 Jun, 2025 | Robin Wright | Share Option (Right to Buy) | A | 20,174 | $0.00 | 20,174 | D | A |
| 10 Jun, 2025 | Robin Wright | Share Option (Right to Buy) | A | 20,174 | $0.00 | 20,174 | D | A |
| 03 Feb, 2025 | Leon Hooftman | Share Option (Right to Buy) | A | 140,000 | $0.00 | 140,000 | D | A |
| 03 Feb, 2025 | Leon Hooftman | Share Option (Right to Buy) | A | 140,000 | $0.00 | 140,000 | D | A |
| 03 Jun, 2024 | Leon Hooftman | Share Option (Right to Buy) | A | 195,166 | $0.00 | 195,166 | D | A |
| 03 Jun, 2024 | Leon Hooftman | Share Option (Right to Buy) | A | 195,166 | $0.00 | 195,166 | D | A |
| 10 May, 2024 | Anne M. Phillips | Share Option (Right to Buy) | A | 19,516 | $0.00 | 19,516 | D | A |
| 10 May, 2024 | Robin Wright | Share Option (Right to Buy) | A | 19,516 | $0.00 | 19,516 | D | A |
| 10 May, 2024 | Robin Wright | Share Option (Right to Buy) | A | 19,516 | $0.00 | 19,516 | D | A |
| 10 May, 2024 | Joseph Scheeren | Share Option (Right to Buy) | A | 19,516 | $0.00 | 19,516 | D | A |
| 26 Jun, 2023 | Joseph Scheeren | Ordinary Shares | A | 10,000 | $2.44 | 23,000 | D | P |
| 25 May, 2023 | Robin Wright | Ordinary Shares | A | 13,750 | $2.66 | 48,256 | D | P |
| 25 May, 2023 | Robin Wright | Ordinary Shares | A | 13,750 | $2.66 | 48,256 | D | P |
| 11 May, 2023 | Robin Wright | Share Option (Right to Buy) | A | 19,197 | $0.00 | 19,197 | D | A |
| 11 May, 2023 | Robin Wright | Share Option (Right to Buy) | A | 19,197 | $0.00 | 19,197 | D | A |
| 11 May, 2023 | Joseph Scheeren | Share Option (Right to Buy) | A | 19,197 | $0.00 | 19,197 | D | A |
| 11 May, 2023 | Anne M. Phillips | Share Option (Right to Buy) | A | 19,197 | $0.00 | 19,197 | D | A |
| 11 May, 2023 | Pierre A. Morgon | Share Option (Right to Buy) | A | 19,197 | $0.00 | 19,197 | D | A |