{"schema_version":"secwatch.filing_event.v1","accession":"0001213900-25-044875","form_type":"8-K","ticker":"OSTX","cik":"0001795091","company_name":"OS Therapies Inc","filed_at":"2025-05-16T23:59:59+00:00","discovered_at":"2026-05-14T18:02:49.748277+00:00","generated_at":"2026-05-21T03:30:40.567197+00:00","sec_items":["2.02","9.01"],"event_type":"earnings","sentiment":"neutral","materiality_score":0.75,"calibrated_materiality_score":0.75,"confidence":"high","headline":"OS Therapies Q1 net op loss $3.876M; OST-HER2 BLA on track for Q3 2025","bullets":["Net operating loss of $3.876M in Q1 2025 vs $1.490M in Q1 2024, due to trial closeout and regulatory prep costs.","Net loss per share of $0.18 on 21.249M shares vs $0.25 on 5.991M shares in prior year period.","Positive Phase 2b data for OST-HER2 in pediatric osteosarcoma; FDA Type D meeting feedback expected mid-June 2025.","Company on track to file BLA for OST-HER2 in Q3 2025 for accelerated approval in osteosarcoma.","Acquired three clinical-stage and eight preclinical listeria immunotherapy assets from Ayala Pharmaceuticals."],"urls":{"canonical":"https://secwatch.observer/filing/0001213900-25-044875","json":"https://secwatch.observer/filing/0001213900-25-044875.json","markdown":"https://secwatch.observer/filing/0001213900-25-044875.md","text":"https://secwatch.observer/filing/0001213900-25-044875.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1795091/000121390025044875/0001213900-25-044875-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1795091/000121390025044875/ea0242452-8k_ostherapies.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-21T03:30:40.567197+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"}