Shuttle Pharmaceuticals Holdings, Inc. SEC filings SHPH
Shuttle Pharmaceuticals Holdings, Inc. has 307 filings in SEC EDGAR's recent list, going back to Jan 31, 2019. Its latest annual report, Form ARS, was filed on Apr 20, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Sep 24, 2026, covering the quarter ended Jun 30, 2026. The most recent current report (Form 8-K) was filed on Oct 22, 2026 (auditor change). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| 8-K |
Current report
Auditor change
|
Oct 22, 2026 | Oct 16, 2026 |
| 10-Q | Quarterly report | Sep 24, 2026 | Jun 30, 2026 |
| 8-K/A | Amended current report | Sep 24, 2026 | Sep 9, 2026 |
| 8-K |
Current report
Unregistered share sale
|
Sep 16, 2026 | Sep 9, 2026 |
| 8-K |
Current report
Shareholder vote results
|
Sep 11, 2026 | Sep 9, 2026 |
| DEFA14A | Additional proxy material | Sep 2, 2026 | — |
| 8-K |
Current report
Other events
|
Sep 2, 2026 | Sep 2, 2026 |
| 8-K |
Current report
Material agreement
|
Sep 1, 2026 | Aug 31, 2026 |
| 8-K |
Current report
Listing notice, Regulation FD disclosure
|
Aug 28, 2026 | Aug 28, 2026 |
| NT 10-Q | Filing | Aug 17, 2026 | Jun 30, 2026 |
| 8-K/A |
Amended current report
Acquisition or sale of assets
|
Aug 17, 2026 | May 1, 2026 |
| DEFA14A | Additional proxy material | Aug 13, 2026 | — |
| DEF 14A | Proxy statement | Aug 13, 2026 | Aug 13, 2026 |
| PRE 14A | Preliminary proxy statement | Aug 3, 2026 | Aug 3, 2026 |
| 4 | Insider transaction | Jul 15, 2026 | Jul 9, 2026 |
| 4 | Insider transaction | Jul 13, 2026 | Jul 9, 2026 |
| 3 | Initial insider ownership | Jul 13, 2026 | Jul 9, 2026 |
| 4 | Insider transaction | Jul 9, 2026 | Jun 29, 2026 |
| 4 | Insider transaction | Jul 7, 2026 | Jun 29, 2026 |
| 4 | Insider transaction | Jul 2, 2026 | Jun 29, 2026 |
| 4 | Insider transaction | Jul 1, 2026 | Jun 29, 2026 |
| 3 | Initial insider ownership | Jul 1, 2026 | Jun 29, 2026 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Jul 1, 2026 | Jun 25, 2026 |
| 8-K |
Current report
Change to shareholder rights, Bylaw or fiscal year change
|
Jun 11, 2026 | Jun 10, 2026 |
| 3 | Initial insider ownership | Jun 1, 2026 | May 6, 2026 |
| 8-K |
Current report
Shareholder vote results
|
May 27, 2026 | May 21, 2026 |
| D | Filing | May 15, 2026 | — |
| 10-Q | Quarterly report | May 15, 2026 | Mar 31, 2026 |
| DEFA14A | Additional proxy material | May 12, 2026 | — |
| 8-K |
Current report
Material agreement, Acquisition or sale of assets, Unregistered share sale, Change to shareholder rights, Officer or director change, Bylaw or fiscal year change
|
May 7, 2026 | May 1, 2026 |
| 8-K |
Current report
Material agreement, Unregistered share sale, Regulation FD disclosure
|
May 1, 2026 | Apr 30, 2026 |
| ARS | Annual report to shareholders | Apr 20, 2026 | Dec 31, 2025 |
| DEF 14A | Proxy statement | Apr 20, 2026 | Apr 20, 2026 |
| PRE 14A | Preliminary proxy statement | Apr 10, 2026 | Apr 10, 2026 |
| 10-K | Annual report | Mar 31, 2026 | Dec 31, 2025 |
| 8-K |
Current report
Material agreement, Regulation FD disclosure
|
Mar 10, 2026 | Mar 5, 2026 |
| 424B3 | Prospectus | Mar 9, 2026 | — |
| EFFECT | Filing | Feb 17, 2026 | — |
| 8-K |
Current report
Results of operations
|
Feb 17, 2026 | Feb 11, 2026 |
| CORRESP | Letter to the SEC | Feb 13, 2026 | — |
| CORRESP | Letter to the SEC | Feb 13, 2026 | — |
| S-1/A | Amended registration statement | Feb 11, 2026 | — |
| S-1 | Registration statement | Feb 11, 2026 | — |
| 8-K |
Current report
Officer or director change
|
Feb 2, 2026 | Jan 29, 2026 |
| 424B3 | Prospectus | Feb 2, 2026 | — |
| EFFECT | Filing | Jan 30, 2026 | — |
| CORRESP | Letter to the SEC | Jan 29, 2026 | — |
| CORRESP | Letter to the SEC | Jan 20, 2026 | — |
| UPLOAD | Letter from the SEC | Jan 16, 2026 | — |
| 8-K |
Current report
Officer or director change
|
Jan 12, 2026 | Jan 6, 2026 |
| 3 | Initial insider ownership | Jan 12, 2026 | Jan 6, 2026 |
| CORRESP | Letter to the SEC | Dec 29, 2025 | — |
| 8-K |
Current report
Material agreement, Unregistered share sale
|
Dec 29, 2025 | Dec 29, 2025 |
| UPLOAD | Letter from the SEC | Dec 15, 2025 | — |
| S-1/A | Amended registration statement | Dec 11, 2025 | — |
| DRS | Filing | Dec 3, 2025 | — |
| 8-K |
Current report
Officer or director change
|
Nov 28, 2025 | Nov 21, 2025 |
| 8-K |
Current report
Material agreement, Acquisition or sale of assets, Unregistered share sale
|
Nov 26, 2025 | Nov 26, 2025 |
| 8-K |
Current report
Material agreement, Agreement ended, Exit or restructuring costs
|
Nov 21, 2025 | Nov 20, 2025 |
| S-1 | Registration statement | Nov 18, 2025 | — |
| 8-K |
Current report
Listing notice
|
Nov 17, 2025 | Nov 17, 2025 |
| 10-Q | Quarterly report | Nov 13, 2025 | Sep 30, 2025 |
| 8-K |
Current report
Material agreement, Unregistered share sale
|
Nov 7, 2025 | Nov 3, 2025 |
| D | Filing | Nov 7, 2025 | — |
| 3 | Initial insider ownership | Oct 29, 2025 | Sep 12, 2025 |
| 3 | Initial insider ownership | Oct 28, 2025 | Sep 12, 2025 |
| 8-K |
Current report
Material agreement, Agreement ended
|
Oct 21, 2025 | Oct 15, 2025 |
| 8-K |
Current report
Material agreement
|
Sep 22, 2025 | Sep 15, 2025 |
| 8-K |
Current report
Officer or director change
|
Sep 18, 2025 | Sep 12, 2025 |
| 8-K |
Current report
Officer or director change
|
Sep 17, 2025 | Sep 11, 2025 |
| 3 | Initial insider ownership | Sep 8, 2025 | Sep 8, 2025 |
| 8-K |
Current report
Officer or director change
|
Sep 8, 2025 | Sep 8, 2025 |
| 8-K |
Current report
Officer or director change
|
Sep 5, 2025 | Aug 31, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Aug 14, 2025 | — |
| 4 | Insider transaction | Aug 13, 2025 | Aug 8, 2025 |
| 10-Q | Quarterly report | Aug 13, 2025 | Jun 30, 2025 |
| 4 | Insider transaction | Aug 12, 2025 | Aug 8, 2025 |
| 4 | Insider transaction | Aug 12, 2025 | Aug 8, 2025 |
| 4 | Insider transaction | Aug 12, 2025 | Aug 8, 2025 |
| 4 | Insider transaction | Aug 12, 2025 | Aug 8, 2025 |
| EFFECT | Filing | Aug 11, 2025 | — |
| 424B3 | Prospectus | Aug 11, 2025 | — |
| CORRESP | Letter to the SEC | Aug 8, 2025 | — |
| UPLOAD | Letter from the SEC | Aug 8, 2025 | — |
| S-1 | Registration statement | Aug 5, 2025 | — |
| 8-K |
Current report
Officer or director change
|
Jul 30, 2025 | Jul 24, 2025 |
| D | Filing | Jun 26, 2025 | — |
| 8-K |
Current report
Material agreement, Unregistered share sale, Other events
|
Jun 25, 2025 | Jun 20, 2025 |
| 8-K |
Current report
Officer or director change
|
May 28, 2025 | May 21, 2025 |
| 8-K |
Current report
Officer or director change, Shareholder vote results
|
May 15, 2025 | May 9, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | May 15, 2025 | — |
| 10-Q | Quarterly report | May 8, 2025 | Mar 31, 2025 |
| DEF 14A | Proxy statement | May 6, 2025 | May 6, 2025 |
| PRER14A | Filing | Apr 22, 2025 | — |
| 8-K |
Current report
Other events
|
Apr 21, 2025 | Apr 21, 2025 |
| DEFR14A | Filing | Apr 21, 2025 | — |
| PRER14A | Filing | Apr 10, 2025 | — |
| 8-K |
Current report
Other events
|
Apr 10, 2025 | Apr 10, 2025 |
| 8-K |
Current report
Material agreement
|
Apr 4, 2025 | Apr 3, 2025 |
| 3 | Initial insider ownership | Apr 2, 2025 | Mar 11, 2025 |
| ARS | Annual report to shareholders | Mar 31, 2025 | Dec 31, 2024 |
| DEF 14A | Proxy statement | Mar 31, 2025 | Mar 31, 2025 |
| 8-K |
Current report
Material agreement, Officer or director change
|
Mar 31, 2025 | Mar 30, 2025 |
| 8-K |
Current report
Material agreement
|
Mar 25, 2025 | Mar 21, 2025 |
| 3 | Initial insider ownership | Mar 21, 2025 | Feb 28, 2025 |
| 3 | Initial insider ownership | Mar 21, 2025 | Feb 28, 2025 |
| 3 | Initial insider ownership | Mar 21, 2025 | Feb 28, 2025 |
| PRE 14A | Preliminary proxy statement | Mar 19, 2025 | Mar 19, 2025 |
| 8-K |
Current report
Material agreement, Listing notice, Regulation FD disclosure
|
Mar 13, 2025 | Mar 12, 2025 |
| 424B3 | Prospectus | Mar 13, 2025 | — |
| 8-K |
Current report
Officer or director change, Other events
|
Mar 12, 2025 | Mar 11, 2025 |
| EFFECT | Filing | Mar 7, 2025 | — |
| CORRESP | Letter to the SEC | Mar 6, 2025 | — |
| CORRESP | Letter to the SEC | Mar 6, 2025 | — |
| S-1/A | Amended registration statement | Mar 5, 2025 | — |
| 8-K |
Current report
Material agreement, New debt, Officer or director change
|
Feb 28, 2025 | Feb 28, 2025 |
| 424B3 | Prospectus | Feb 27, 2025 | — |
| 424B3 | Prospectus | Feb 27, 2025 | — |
| 424B3 | Prospectus | Feb 27, 2025 | — |
| 8-K |
Current report
Material agreement
|
Feb 27, 2025 | Feb 26, 2025 |
| 8-K |
Current report
Results of operations
|
Feb 26, 2025 | Feb 26, 2025 |
| 10-K | Annual report | Feb 26, 2025 | Dec 31, 2024 |
| UPLOAD | Letter from the SEC | Feb 19, 2025 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Feb 14, 2025 | — |
| S-1 | Registration statement | Feb 13, 2025 | — |
| 5/A | Filing | Feb 6, 2025 | Dec 31, 2024 |
| 5/A | Filing | Feb 6, 2025 | Dec 31, 2024 |
| 5 | Annual insider ownership | Feb 5, 2025 | Dec 31, 2024 |
| 5 | Annual insider ownership | Feb 3, 2025 | Dec 31, 2024 |
| 5 | Annual insider ownership | Feb 3, 2025 | Dec 31, 2024 |
| 8-K |
Current report
Material agreement
|
Jan 28, 2025 | Jan 23, 2025 |
| 424B3 | Prospectus | Jan 24, 2025 | — |
| EFFECT | Filing | Jan 23, 2025 | — |
| RW | Filing | Jan 22, 2025 | — |
| CORRESP | Letter to the SEC | Jan 21, 2025 | — |
| UPLOAD | Letter from the SEC | Jan 21, 2025 | — |
| 8-K |
Current report
Other events
|
Jan 21, 2025 | Jan 21, 2025 |
| S-1 | Registration statement | Jan 15, 2025 | — |
| 8-K |
Current report
Listing notice, Other events
|
Jan 7, 2025 | Dec 31, 2024 |
| 8-K |
Current report
Material agreement, Other events
|
Dec 19, 2024 | Dec 16, 2024 |
| 8-K |
Current report
Regulation FD disclosure
|
Nov 26, 2024 | Nov 26, 2024 |
| 8-K |
Current report
Results of operations
|
Nov 13, 2024 | Nov 13, 2024 |
| 10-Q | Quarterly report | Nov 13, 2024 | Sep 30, 2024 |
| 8-K |
Current report
Material agreement, Regulation FD disclosure
|
Nov 1, 2024 | Oct 31, 2024 |
| 424B4 | Prospectus | Oct 31, 2024 | — |
| EFFECT | Filing | Oct 29, 2024 | — |
| 8-K |
Current report
Regulation FD disclosure
|
Oct 29, 2024 | Oct 29, 2024 |
| 8-K |
Current report
Regulation FD disclosure
|
Oct 28, 2024 | Oct 28, 2024 |
| 8-K |
Current report
Regulation FD disclosure
|
Oct 28, 2024 | Oct 28, 2024 |
| CORRESP | Letter to the SEC | Oct 25, 2024 | — |
| CORRESP | Letter to the SEC | Oct 25, 2024 | — |
| 8-K |
Current report
Material agreement, Unregistered share sale
|
Oct 25, 2024 | Oct 21, 2024 |
| D | Filing | Oct 25, 2024 | — |
| S-1/A | Amended registration statement | Oct 18, 2024 | — |
| CORRESP | Letter to the SEC | Oct 18, 2024 | — |
| 8-K |
Current report
Material agreement, Unregistered share sale
|
Oct 17, 2024 | Oct 14, 2024 |
| 4 | Insider transaction | Oct 9, 2024 | May 1, 2024 |
| UPLOAD | Letter from the SEC | Oct 4, 2024 | — |
| S-1 | Registration statement | Sep 20, 2024 | — |
| 424B3 | Prospectus | Sep 16, 2024 | — |
| 8-K |
Current report
Listing notice
|
Sep 13, 2024 | Sep 10, 2024 |
| 8-K |
Current report
Material agreement
|
Sep 10, 2024 | Sep 4, 2024 |
| 8-K |
Current report
Other events
|
Sep 4, 2024 | Sep 4, 2024 |
| 10-Q | Quarterly report | Sep 4, 2024 | Jun 30, 2024 |
| 10-Q/A | Amended quarterly report | Sep 4, 2024 | Mar 31, 2024 |
| 10-K/A | Amended annual report | Sep 4, 2024 | Dec 31, 2023 |
| 8-K |
Current report
Other events
|
Aug 28, 2024 | Aug 27, 2024 |
| 8-K |
Current report
Listing notice
|
Aug 26, 2024 | Aug 21, 2024 |
| 8-K |
Current report
Material agreement, Other events
|
Aug 14, 2024 | Aug 8, 2024 |
| NT 10-Q | Filing | Aug 13, 2024 | Jun 30, 2024 |
| 8-K |
Current report
Material agreement, Change to shareholder rights, Bylaw or fiscal year change, Other events
|
Aug 7, 2024 | Aug 5, 2024 |
| 8-K |
Current report
Shareholder vote results
|
Aug 1, 2024 | Jul 31, 2024 |
| 8-K |
Current report
Restatement
|
Jul 16, 2024 | Jul 10, 2024 |
| 3 | Initial insider ownership | Jun 25, 2024 | Jun 13, 2024 |
| ARS | Annual report to shareholders | Jun 20, 2024 | Dec 31, 2023 |
| DEF 14A | Proxy statement | Jun 20, 2024 | Jun 20, 2024 |
| 8-K |
Current report
Officer or director change, Other events
|
Jun 18, 2024 | Jun 13, 2024 |
| PRE 14A | Preliminary proxy statement | Jun 10, 2024 | Jun 10, 2024 |
| 8-K |
Current report
Regulation FD disclosure
|
May 22, 2024 | May 22, 2024 |
| 8-K |
Current report
Results of operations
|
May 14, 2024 | May 14, 2024 |
| 10-Q | Quarterly report | May 13, 2024 | Mar 31, 2024 |
| 8-K |
Current report
Other events
|
Apr 29, 2024 | Apr 29, 2024 |
| 8-K |
Current report
Other events
|
Apr 23, 2024 | Apr 23, 2024 |
| S-1 | Registration statement | Apr 5, 2024 | — |
| 8-K |
Current report
Results of operations
|
Mar 22, 2024 | Mar 22, 2024 |
| 424B3 | Prospectus | Mar 22, 2024 | — |
| 10-K | Annual report | Mar 21, 2024 | Dec 31, 2023 |
| 4 | Insider transaction | Mar 14, 2024 | Dec 29, 2022 |
| 4 | Insider transaction | Mar 8, 2024 | Mar 8, 2024 |
| 8-K |
Current report
Listing notice, Other events
|
Mar 5, 2024 | Feb 29, 2024 |
| 8-K |
Current report
Material agreement, Unregistered share sale, Other events
|
Feb 13, 2024 | Feb 7, 2024 |
| 8-K |
Current report
Material agreement, Other events
|
Feb 5, 2024 | Feb 5, 2024 |
| 8-K |
Current report
Other events
|
Jan 8, 2024 | Jan 8, 2024 |
| 4 | Insider transaction | Jan 2, 2024 | Dec 13, 2023 |
| 4 | Insider transaction | Dec 20, 2023 | Dec 13, 2023 |
| 8-K |
Current report
Shareholder vote results
|
Dec 19, 2023 | Dec 18, 2023 |
| 8-K |
Current report
Regulation FD disclosure
|
Dec 11, 2023 | Dec 11, 2023 |
| 8-K |
Current report
Other events
|
Nov 30, 2023 | Nov 30, 2023 |
| 8-K |
Current report
Results of operations
|
Nov 14, 2023 | Nov 14, 2023 |
| 10-Q | Quarterly report | Nov 13, 2023 | Sep 30, 2023 |
Showing 200 filings, the most recent 200. Main filings leave out insider and ownership forms such as Form 4; choose a type above to see them. Each form opens on SEC.gov. Older filings are on SEC EDGAR.
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Company profile
- Industry
- Pharmaceutical Preparations (SIC 2834)
- Listed as
- SHPH (Nasdaq)
- Fiscal year ends
- December 31
- Incorporated in
- DE
- Headquarters
- Gaithersburg, MD
- SEC filer status
- , Emerging growth company
- SEC CIK
- 1757499
- Former names
- Shuttle Pharmaceuticals Holdings, Inc. (until Oct 22, 2026)
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.