{"schema_version":"secwatch.filing_event.v1","accession":"0001493152-25-017948","form_type":"8-K","ticker":"MAIA","cik":"0001878313","company_name":"MAIA Biotechnology, Inc.","filed_at":"2025-10-14T23:59:59+00:00","discovered_at":"2026-05-14T18:02:40.951606+00:00","generated_at":"2026-05-17T03:58:54.865821+00:00","sec_items":["1.01","3.02","8.01"],"event_type":"other_material","sentiment":"neutral","materiality_score":0.5,"calibrated_materiality_score":0.5,"confidence":"high","headline":"MAIA Biotechnology announces $736,600 private placement of common stock and warrants","bullets":["Private placement of 603,769 shares at $1.22 per share with warrants to purchase 603,769 shares at $1.52.","Gross proceeds ~$736,600; warrants exercisable after six months, three-year term.","Proceeds to fund Step 1 of Part C of Phase II trial THIO-101 for NSCLC and for working capital.","Closing expected October 15, 2025; securities issued as restricted, no registration rights.","Offering exempt under Section 4(a)(2)/Reg D; shares and underlying not registered."],"urls":{"canonical":"https://secwatch.observer/filing/0001493152-25-017948","json":"https://secwatch.observer/filing/0001493152-25-017948.json","markdown":"https://secwatch.observer/filing/0001493152-25-017948.md","text":"https://secwatch.observer/filing/0001493152-25-017948.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1878313/000149315225017948/0001493152-25-017948-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1878313/000149315225017948/form8-k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-17T03:58:54.865821+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"}