Company: SHPH
Filing Date: 2025-03-13
Form Type: 424B3
Source: 0001493152-25-010109
Chunk: 44

Company: Shuttle Pharmaceuticals Holdings, Inc.
Filing Date: 2025-03-13
Form: 424B3
Chunk 44
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 in cash, payable in quarterly installments commencing 90 days after completion of our initial public offering, and received RSUs upon their respective dates of election, one of whom received $75,000 in RSUs and three of whom will, upon entry into director offer letters with the Company, receive $100,000 in RSUs. The RSUs vest over a three-year period in one third increments on each of the first, second and third anniversary following election. In addition, non-employee directors will also be reimbursed for out-of-pocket costs incurred in connection with attending meetings. The Company provided its newly appointed directors compensation agreements consistent with previously executed director agreements.

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<div align='center'>BENEFICIAL OWNERSHIP OF SECURITIES</div>

The following table sets forth, as of the date of this registration statement, the beneficial ownership of our common stock by each director and executive officer, by each person known by us to beneficially own 5% or more of our common stock and by directors and executive officers as a group. Unless otherwise stated, the address of the persons set forth in the table is c/o Shuttle Pharmaceuticals Holdings, Inc., 401 Professional Drive, Suite 260, Gaithersburg, MD 20879.

Beneficial ownership is determined in accordance with SEC rules and generally includes voting or investment power with respect to securities. Unless otherwise indicated, the stockholders listed in the table below have sole voting and investment power with respect to the shares indicated.

All share ownership figures set forth in the below table include shares of our commons stock issuable upon securities convertible or exchangeable into shares of our common stock, whether or not convertible or exchangeable within 60 days of the effective date of this registration statement. Such shares are deemed outstanding and beneficially owned by such person only for purposes of computing his or her percentage ownership, but not for purposes of computing the percentage ownership for any other person.

As of March 3, 2025, there were issued and outstanding 4,916,772 shares of common stock.

| Names and addresses                                    |     | Number                   
 of shares                
 of common                
 stock beneficially owned 
 (#)                      |         |     | Percentage               
 of shares                
 of common                
 stock beneficially owned 
 before offering          
 (%)                      |      |     | Number             
 of shares          
 of common          
 stock beneficially 
 owned after        
 the offering       |         |     | Percentage         
 of shares          
 of common stock    
 beneficially owned 
 after offering     
 (%) (1