{"schema_version":"secwatch.filing_event.v1","accession":"0001213900-26-082876","form_type":"8-K","ticker":"OSTX","cik":"0001795091","company_name":"OS Therapies Inc","filed_at":"2026-07-29T21:00:57+00:00","discovered_at":"2026-07-29T21:02:00.343179+00:00","generated_at":"2026-07-29T21:02:03.632156+00:00","sec_items":["1.02"],"event_type":"other_material","sentiment":"neutral","materiality_score":0.55,"calibrated_materiality_score":0.55,"confidence":"high","headline":"OS Therapies terminates $18M ATM sales agreement with B. Riley and JonesTrading","bullets":["Terminated At Market Issuance Sales Agreement dated Aug 8, 2025, effective July 28, 2026.","Agreement allowed up to $18M in common stock sales; only $530,162 raised from 282,679 shares.","Approximately $17.47M remained unsold; no further sales permitted under the agreement.","No termination fees or other payments were due by either party."],"urls":{"canonical":"https://secwatch.observer/filing/0001213900-26-082876","json":"https://secwatch.observer/filing/0001213900-26-082876.json","markdown":"https://secwatch.observer/filing/0001213900-26-082876.md","text":"https://secwatch.observer/filing/0001213900-26-082876.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1795091/000121390026082876/0001213900-26-082876-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1795091/000121390026082876/ea0299692-8k_ostherapies.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-07-29T21:02:03.632156+00:00"},"review":{"review_status":"machine_generated","human_reviewed":false,"corrected":false,"correction_note":null,"correction_timestamp":null,"superseded_by":null,"related_filings":[]},"source_grounded_claims":[],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}