Over the 90-day window ending January 10, 2026, Altimmune's three dominant insider ownership positions are held by President And Ceo Vipin K Garg (355.08K shares), Director David Drutz (75.67K shares), Chief Scientific Officer M Scot Roberts (74.07K shares).
| Holder | Position | Shares | Report Date |
|---|---|---|---|
| Vipin K Garg | President And Ceo | 355,082 | 03 Feb, 2025 |
| David Drutz | 75,675 | 21 Nov, 2022 | |
| M Scot Roberts | Chief Scientific Officer | 74,066 | 04 Aug, 2025 |
| Richard I Eisenstadt | Chief Financial Officer | 45,012 | 01 Feb, 2024 |
| Raymond M Jordt | Chief Business Officer | 43,170 | 05 Jan, 2026 |
| Gregory L Weaver | Chief Financial Officer | 23,078 | 12 Nov, 2025 |
| William Michael Brown | Chief Financial Officer | 17,721 | 06 Aug, 2021 |
| Matthew Scott Harris | Chief Medical Officer | 16,087 | 04 Aug, 2025 |
| Wayne Pisano | 13,498 | 09 Jan, 2026 | |
| Jerome Benedict Durso | 12,500 | 22 Dec, 2025 | |
| John Gill | 12,500 | 23 Dec, 2025 | |
| Andrew Shutterly | Acting Chief Financial Officer | 11,372 | 01 Aug, 2024 |
| Klaus Schafer | 9,179 | 22 Jun, 2022 | |
| Catherine A. Sohn | 1,500 | 05 Jan, 2026 | |
| Diane Jorkasky | 527 | 29 Dec, 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 |
|---|---|---|---|---|---|---|---|---|
| 08 Jan, 2026 | Wayne Pisano | Common Stock, par value $0.0001 | A | 5,000 | $4.08 | 13,498 | D | P |
| 05 Jan, 2026 | Catherine A. Sohn | Common Stock, par value $0.0001 | A | 500 | $4.24 | 1,500 | D | P |
| 01 Jan, 2026 | Raymond M Jordt | Common Stock, par value $0.0001 | A | 9,375 | $0.00 | 45,645 | D | M |
| 01 Jan, 2026 | Raymond M Jordt | Common Stock, par value $0.0001 | D | 2,475 | $3.61 | 43,170 | D | F |
| 29 Dec, 2025 | Diane Jorkasky | - | - | 527 | D | |||
| 29 Dec, 2025 | Diane Jorkasky | Common Stock, par value $0.0001 | A | 527 | $3.80 | 527 | D | P |
| 23 Dec, 2025 | John Gill | Common Stock, par value $0.0001 | A | 12,500 | $4.10 | 12,500 | D | P |
| 23 Dec, 2025 | John Gill | - | - | 12,500 | D | |||
| 22 Dec, 2025 | Jerome Benedict Durso | - | - | 12,500 | D | |||
| 22 Dec, 2025 | Jerome Benedict Durso | Common Stock, par value $0.0001 | A | 12,500 | $4.13 | 12,500 | D | P |
| 11 Nov, 2025 | Gregory L Weaver | Common Stock, par value $0.0001 | D | 5,672 | $4.28 | 23,078 | D | F |
| 11 Nov, 2025 | Gregory L Weaver | Common Stock, par value $0.0001 | A | 18,750 | $0.00 | 28,750 | D | M |
| 11 Nov, 2025 | Gregory L Weaver | - | - | 23,078 | D | |||
| 11 Nov, 2025 | Gregory L Weaver | - | - | 28,750 | D | |||
| 31 Jul, 2025 | M Scot Roberts | Common Stock, par value $0.0001 | A | 846 | $3.14 | 74,066 | D | A |
| 31 Jul, 2025 | Matthew Scott Harris | - | - | 16,087 | D | |||
| 31 Jul, 2025 | Matthew Scott Harris | Common Stock, par value $0.0001 | A | 2,018 | $3.14 | 16,087 | D | A |
| 31 Jul, 2025 | Raymond M Jordt | Common Stock, par value $0.0001 | A | 1,368 | $3.14 | 36,270 | D | A |
| 17 Mar, 2025 | Catherine A. Sohn | Common Stock, par value $0.0001 | A | 1,000 | $5.78 | 1,000 | D | P |
| 17 Mar, 2025 | Catherine A. Sohn | - | - | 1,000 | D |