As of April 11, 2026, Shuttle Pharmaceuticals Holdings's top three insider holders are Anatoly Dritschilo (Ceo And Chairman, 3.20Mn shares), Milton Brown (Director, 1.09Mn shares), Anatoly Dritschilo (Ceo And Chairman, 1.09Mn shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| Anatoly Dritschilo | Ceo And Chairman | 0 | 3,204,407 | 18 Aug, 2023 |
| Milton Brown | - | 1,094,610 | 0 | 02 Jan, 2024 |
| Anatoly Dritschilo | Ceo And Chairman | 1,085,200 | 0 | 03 Jan, 2023 |
| Milton Brown | - | 1,072,531 | 0 | 04 Jan, 2023 |
| Mira Jung | Chief Scientific Officer | 1,071,388 | 0 | 03 Jan, 2023 |
| William Adkins | - | 184,071 | 0 | 04 Jan, 2023 |
| Hoek Michael Vander | Chief Financial Officer | 103,852 | 0 | 08 Mar, 2024 |
| Bette Jacobs | - | 31,221 | 0 | 03 Jan, 2023 |
| Bette Jacobs | - | 27,064 | 0 | 20 Dec, 2023 |
| Peter Dritschilo | President And Coo | 6,560 | 0 | 30 Dec, 2022 |
| Tyvin Rich | Chief Medical Officer | 2,429 | 0 | 03 Jan, 2023 |
| Steven M Richards | - | 1,707 | 0 | 09 Jan, 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 |
|---|---|---|---|---|---|---|---|---|
| 08 Aug, 2025 | Oleh Nabyt | Restricted Stock Unit | A | 29,240 | $0.00 | 29,240 | D | A |
| 08 Aug, 2025 | Joseph Tung | Restricted Stock Unit | A | 29,240 | $0.00 | 29,240 | D | A |
| 08 Aug, 2025 | Steven M Richards | Restricted Stock Unit | A | 29,240 | $0.00 | 29,240 | D | A |
| 08 Aug, 2025 | George Scorsis | Restricted Stock Unit | A | 29,240 | $0.00 | 29,240 | D | A |
| 08 Aug, 2025 | Timothy J. Lorber | Restricted Stock Unit | A | 29,240 | $0.00 | 29,240 | D | A |
| 08 Aug, 2025 | Timothy J. Lorber | Restricted Stock Unit | A | 24,854 | $0.00 | 24,854 | D | A |
| 08 Mar, 2024 | Hoek Michael Vander | COMMON STOCK | A | 100,000 | $0.00 | 103,852 | D | A |
| 13 Dec, 2023 | Milton Brown | Common Stock | D | 2,921 | $0.46 | 1,094,610 | D | S |
| 13 Dec, 2023 | Bette Jacobs | Common Stock | D | 4,157 | $0.46 | 27,064 | D | S |
| 14 Aug, 2023 | Anatoly Dritschilo | COMMON STOCK | D | 2,100,000 | $0.00 | 1,104,407 | I | G |
| 14 Aug, 2023 | Anatoly Dritschilo | COMMON STOCK | A | 2,100,000 | $0.00 | 2,100,000 | I | G |
| 15 Feb, 2023 | Milton Brown | Stock Options | A | 25,000 | $0.00 | 25,000 | D | A |
| 29 Dec, 2022 | Steven M Richards | COMMON STOCK | D | 995 | $1.61 | 1,707 | D | S |
| 29 Dec, 2022 | William Adkins | COMMON STOCK | D | 995 | $1.61 | 184,071 | D | S |
| 29 Dec, 2022 | Milton Brown | COMMON STOCK | D | 995 | $1.61 | 1,072,531 | D | S |
| 02 Sep, 2022 | William Adkins | WARRANTS (right to buy) | A | 138,889 | - | 138,889 | D | J |
| 29 Dec, 2022 | Tyvin Rich | COMMON STOCK | D | 1,414 | $1.61 | 2,429 | D | S |
| 29 Dec, 2022 | Bette Jacobs | CLASS A COMMON STOCK | D | 4,366 | $1.61 | 31,221 | D | S |
| 29 Dec, 2022 | Anatoly Dritschilo | COMMON STOCK | D | 8,372 | $1.61 | 1,085,200 | D | S |
| 29 Dec, 2022 | Mira Jung | CLASS A COMMON STOCK | D | 328 | $1.61 | 1,071,388 | D | S |