Cover |
Sep. 09, 2026 |
|---|---|
| Cover [Abstract] | |
| Document Type | 8-K/A |
| Amendment Flag | true |
| Amendment Description | On September 15, 2026, Shuttle Pharmaceuticals Holdings, Inc. (the “Company”) filed a Current Report on Form 8-K (the “Form 8-K”) under Item 3.02 disclosing, among other things, that the Company issued pre-funded warrants (the “Pre-Funded Warrants”) to purchase an aggregate of approximately 16,932,508 shares of Common Stock, which number actually represents the maximum number of Pre-Funded Warrants that may be issued upon the satisfaction of all conditions to issuance, and not the number of Pre-Funded Warrants that were issued as of September 9, 2026. The Company hereby amends the Form 8-K to reflect that, as of September 9, 2026, the actual number of Pre-Funded Warrants that have been issued is 9,741,751.This Current Report on Form 8-K/A amends the Form 8-K solely to amend Item 3.02 as described above. There are no other modifications or updates to any of the information made in the Form 8-K. |
| Document Period End Date | Sep. 09, 2026 |
| Entity File Number | 001-41488 |
| Entity Registrant Name | SHUTTLE PHARMACEUTICALS HOLDINGS, INC. |
| Entity Central Index Key | 0001757499 |
| Entity Tax Identification Number | 82-5089826 |
| Entity Incorporation, State or Country Code | DE |
| Entity Address, Address Line One | 401 Professional Drive |
| Entity Address, Address Line Two | Suite 260 |
| Entity Address, City or Town | Gaithersburg |
| Entity Address, State or Province | MD |
| Entity Address, Postal Zip Code | 20879 |
| City Area Code | (240) |
| Local Phone Number | 430-4212 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Title of 12(b) Security | Common Stock $0.00001 per share |
| Trading Symbol | SHPH |
| Security Exchange Name | NASDAQ |
| Entity Emerging Growth Company | true |
| Elected Not To Use the Extended Transition Period | false |