Shuttle Pharmaceuticals Holdings, Inc. (SHPH) Insider Ownership

Historic Insider Ownership Trends

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).

Top Direct Holders

Insider ownership data is derived from the last 60 months of Form 4 SEC filings.
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.

Recent Insider Transactions

Detailed insider trading activity based on Form 4 SEC filings.
Download Data
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