{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-23-040254","form_type":"8-K","ticker":"IOBTQ","cik":"0001865494","company_name":"IO Biotech, Inc.","filed_at":"2023-02-15T23:59:59+00:00","discovered_at":"2026-05-14T18:03:47.254022+00:00","generated_at":"2026-06-19T12:07:31.197982+00:00","sec_items":["8.01","9.01"],"event_type":"other_material","sentiment":"neutral","materiality_score":0.65,"calibrated_materiality_score":0.65,"confidence":"high","headline":"IO Biotech launches $19.5M ATM equity program with Cowen, up to $75M total","bullets":["Filed prospectus supplement for at-the-market offering of common stock up to $19.5 million.","Sales agreement with Cowen and Company allows additional sales up to $75 million aggregate.","Proceeds to fund preclinical studies, clinical trials, product acquisitions, and working capital.","Cowen receives 3% commission on gross sales; shares sold through Nasdaq or other markets."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-23-040254","json":"https://secwatch.observer/filing/0001193125-23-040254.json","markdown":"https://secwatch.observer/filing/0001193125-23-040254.md","text":"https://secwatch.observer/filing/0001193125-23-040254.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1865494/000119312523040254/0001193125-23-040254-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1865494/000119312523040254/d264518d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-19T12:07:31.197982+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"}