As of August 04, 2026, OS Therapies's top three insider holders are Shalom Auerbach (TenPercentOwner, 2.66Mn shares), Paul A. Romness (President And Ceo, 2.47Mn shares), John Ciccio (Director, 435.83K shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| John Ciccio | - | 0 | 435,835 | 06 Aug, 2024 |
| Theodore F. Search | - | 0 | 435,835 | 06 Aug, 2024 |
| Paul A. Romness | President And Ceo | 2,473,000 | 0 | 28 Feb, 2025 |
| Shalom Auerbach | - | 0 | 2,664,199 | 09 May, 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 |
|---|---|---|---|---|---|---|---|---|
| 22 Jan, 2026 | Karim Galzahr | Stock options (right to buy) | A | 50,000 | $0.00 | 50,000 | D | A |
| 22 Jan, 2026 | Olivier Roger Jarry | Stock options (right to buy) | A | 50,000 | $0.00 | 50,000 | D | A |
| 22 Jan, 2026 | Paul A. Romness | Stock options (right to buy) | A | 1,000,000 | $0.00 | 1,000,000 | D | A |
| 22 Jan, 2026 | Christopher P. Acevedo | Stock options (right to buy) | A | 100,000 | $0.00 | 100,000 | D | A |
| 22 Jan, 2026 | Robert Petit | Stock options (right to buy) | A | 100,000 | $0.00 | 100,000 | D | A |
| 22 Jan, 2026 | Paul A. Romness | Stock options (right to buy) | A | 1,000,000 | $0.00 | 1,000,000 | D | A |
| 22 Jan, 2026 | Avril Suzette Mckean-Dieser | Stock options (right to buy) | A | 50,000 | $0.00 | 50,000 | D | A |
| 22 Jan, 2026 | Paul A. Romness | Stock options (right to buy) | A | 1,000,000 | $0.00 | 1,000,000 | D | A |
| 22 Jan, 2026 | Robert Petit | Stock options (right to buy) | A | 100,000 | $0.00 | 100,000 | D | A |
| 22 Jan, 2026 | Robert Petit | Stock options (right to buy) | A | 100,000 | $0.00 | 100,000 | D | A |
| 22 Jan, 2026 | Theodore F. Search | Stock options (right to buy) | A | 50,000 | $0.00 | 50,000 | D | A |
| 22 Jan, 2026 | Theodore F. Search | Stock options (right to buy) | A | 50,000 | $0.00 | 50,000 | D | A |
| 22 Jan, 2026 | John Ciccio | Stock options (right to buy) | A | 50,000 | $0.00 | 50,000 | D | A |
| 22 Jan, 2026 | Theodore F. Search | Stock options (right to buy) | A | 50,000 | $0.00 | 50,000 | D | A |
| 21 Oct, 2025 | Olivier Roger Jarry | Stock options (right to buy) | A | 140,000 | $0.00 | 140,000 | D | A |
| 21 Oct, 2025 | Karim Galzahr | Stock options (right to buy) | A | 140,000 | $0.00 | 140,000 | D | A |
| 21 Oct, 2025 | Robert Petit | Stock options (right to buy) | A | 500,000 | $0.00 | 500,000 | D | A |
| 21 Oct, 2025 | Paul A. Romness | Stock options (right to buy) | A | 1,950,000 | $0.00 | 1,950,000 | D | A |
| 21 Oct, 2025 | Paul A. Romness | Stock options (right to buy) | A | 1,950,000 | $0.00 | 1,950,000 | D | A |
| 21 Oct, 2025 | Robert Petit | Stock options (right to buy) | A | 500,000 | $0.00 | 500,000 | D | A |