{"filing":{"accession_number":"0001493152-26-028301","cik":"0001757499","ticker":"SHPH","company_name":"Shuttle Pharmaceuticals Holdings, Inc.","form":"8-K","filing_date":"2026-06-11","report_date":null,"primary_document":"form8-k.htm","primary_document_url":"https://www.sec.gov/Archives/edgar/data/1757499/000149315226028301/form8-k.htm"},"events":[{"id":5466,"run_id":4790,"accession_number":"0001493152-26-028301","anchor_item_number":null,"event_type":"other_material","event_domain":"catchall","is_material":true,"confidence":0.75,"summary":"The filing discloses a one-for-ten reverse stock split of Shuttle Pharmaceuticals' common stock, effective June 11, 2026, authorized by stockholders at the May 21, 2026 annual meeting and implemented by board action on June 1, 2026. While reverse stock splits are typically administrative in nature, this event is material to investors as it affects share count, exercise prices of warrants and convertible securities, and trading mechanics on Nasdaq. The event does not fit neatly into the specific taxonomy categories (it is not an earnings release, executive change, M\u0026A activity, restatement, auditor change, going concern, impairment, shareholder vote results, delisting risk, bankruptcy, covenant breach, cybersecurity incident, dilutive issuance, or material litigation), making \"other_material\" the most appropriate classification.","company_name":"Shuttle Pharmaceuticals Holdings, Inc.","ticker":"SHPH","filing_date":"2026-06-11","form":"8-K","submitted_at":null,"items":null}],"classifications":[{"id":6420,"accession_number":"0001493152-26-028301","item_number":null,"item_title":null,"event_type":"other_material","event_domain":"catchall","is_material":true,"confidence":0.75,"reasoning":"The filing discloses a one-for-ten reverse stock split of Shuttle Pharmaceuticals' common stock, effective June 11, 2026, authorized by stockholders at the May 21, 2026 annual meeting and implemented by board action on June 1, 2026. While reverse stock splits are typically administrative in nature, this event is material to investors as it affects share count, exercise prices of warrants and convertible securities, and trading mechanics on Nasdaq. The event does not fit neatly into the specific taxonomy categories (it is not an earnings release, executive change, M\u0026A activity, restatement, auditor change, going concern, impairment, shareholder vote results, delisting risk, bankruptcy, covenant breach, cybersecurity incident, dilutive issuance, or material litigation), making \"other_material\" the most appropriate classification.","classifier_version":"claude-haiku-4-5-20251001+prompt-9e0ffca5","taxonomy_version":"v1","classified_at":"2026-06-11T21:01:12.146381+00:00","company_name":"Shuttle Pharmaceuticals Holdings, Inc.","ticker":"SHPH","filing_date":"2026-06-11"}]}