As of March 23, 2026, Vir Biotechnology's top three insider holders are Endurance (Cayman) Ltd Svf (TenPercentOwner, 13.73Mn shares), Backer Marianne De (Chief Executive Officer, 1.02Mn shares), Herbert Virgin (Evp, Research Cso, 262.50K shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| Endurance (Cayman) Ltd Svf | 0 | 13,728,924 | 03 Dec, 2025 | |
| Backer Marianne De | Chief Executive Officer | 1,020,704 | 0 | 26 Feb, 2026 |
| Herbert Virgin | Evp, Research Cso | 262,500 | 0 | 10 Aug, 2022 |
| Phillip Pang | Evp Chief Medical Officer | 250,111 | 0 | 26 Feb, 2024 |
| Howard Horn | Cfo | 230,712 | 0 | 24 Feb, 2023 |
| Jason O'Byrne | Evp Chief Financial Officer | 162,615 | 0 | 26 Feb, 2026 |
| Jason O'Byrne | Evp Chief Financial Officer | 160,115 | 2,500 | 23 Mar, 2026 |
| Mark Eisner | Evp And Chief Medical Officer | 154,024 | 0 | 26 Feb, 2026 |
| Johanna Friedl-Naderer | Evp Chief Operating Officer | 148,518 | 0 | 07 Mar, 2023 |
| Ann M. Hanly | Evp Chief Technology Officer | 117,901 | 0 | 25 Feb, 2025 |
| Verneuil Vanina De | Evp, General Counsel, Corp Sec | 112,982 | 0 | 26 Feb, 2026 |
| Steven J. Rice | Chief Administrative Officer | 106,840 | 0 | 02 Jun, 2023 |
| Sung Lee | Evp Chief Financial Officer | 100,492 | 0 | 28 Mar, 2024 |
| Venture Partners Ix, Llc Arch | 30,570 | 61,160 | 07 Sep, 2022 | |
| Brent Sabatini | Svp, Chief Accounting Officer | 69,613 | 0 | 26 Feb, 2026 |
| Backer Marianne De | Chief Executive Officer | 0 | 53,118 | 12 Jun, 2024 |
| Jeffrey S. Hatfield | 31,806 | 0 | 02 Jun, 2025 | |
| Charles Elliott Sigal | 31,806 | 0 | 02 Jun, 2025 | |
| Ramy Farid | 24,000 | 0 | 02 Jun, 2025 | |
| Saira Ramasastry | 22,619 | 0 | 02 Jun, 2025 | |
| Janet Napolitano | 16,416 | 0 | 02 Jun, 2025 | |
| Charles Elliott Sigal | 0 | 10,000 | 02 Mar, 2023 | |
| Jay Parrish | Chief Business Officer | 9,260 | 0 | 05 Apr, 2021 |
| Ann M. Hanly | Chief Technology Officer | 0 | 12 | 01 Dec, 2021 |
* 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 |
|---|---|---|---|---|---|---|---|---|
| 20 Mar, 2026 | Jason O'Byrne | Common Stock | D | 2,500 | $0.00 | 160,115 | D | J |
| 20 Mar, 2026 | Jason O'Byrne | Common Stock | A | 2,500 | $0.00 | 2,500 | I | J |
| 24 Feb, 2026 | Jason O'Byrne | Common Stock | D | 1,634 | $9.53 | 162,615 | D | S |
| 24 Feb, 2026 | Brent Sabatini | Common Stock | D | 1,430 | $9.53 | 69,613 | D | S |
| 24 Feb, 2026 | Backer Marianne De | Common Stock | D | 14,762 | $9.53 | 1,020,704 | D | S |
| 24 Feb, 2026 | Jason O'Byrne | Common Stock | D | 1,634 | $9.53 | 162,615 | D | S |
| 24 Feb, 2026 | Mark Eisner | Common Stock | D | 1,616 | $9.53 | 155,913 | D | S |
| 24 Feb, 2026 | Verneuil Vanina De | Common Stock | D | 3,117 | $9.53 | 126,682 | D | S |
| 25 Feb, 2026 | Mark Eisner | Common Stock | D | 1,889 | $9.82 | 154,024 | D | S |
| 25 Feb, 2026 | Verneuil Vanina De | Common Stock | D | 13,700 | $9.82 | 112,982 | D | S |
| 22 Feb, 2026 | Backer Marianne De | Common Stock | A | 285,000 | $0.00 | 1,054,505 | D | A |
| 22 Feb, 2026 | Brent Sabatini | Common Stock | A | 25,000 | $0.00 | 72,872 | D | A |
| 22 Feb, 2026 | Verneuil Vanina De | Common Stock | A | 55,000 | $0.00 | 134,244 | D | A |
| 22 Feb, 2026 | Mark Eisner | Common Stock | A | 55,000 | $0.00 | 159,618 | D | A |
| 22 Feb, 2026 | Jason O'Byrne | Common Stock | A | 55,000 | $0.00 | 166,338 | D | A |
| 22 Feb, 2026 | Jason O'Byrne | Common Stock | A | 55,000 | $0.00 | 166,338 | D | A |
| 23 Feb, 2026 | Verneuil Vanina De | Common Stock | D | 4,445 | $7.45 | 129,799 | D | S |
| 23 Feb, 2026 | Brent Sabatini | Common Stock | D | 1,829 | $7.45 | 71,043 | D | S |
| 23 Feb, 2026 | Jason O'Byrne | Common Stock | D | 2,089 | $7.45 | 164,249 | D | S |
| 23 Feb, 2026 | Backer Marianne De | Common Stock | D | 19,039 | $7.45 | 1,035,466 | D | S |