{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-24-077564","form_type":"8-K","ticker":"MAIA","cik":"0001878313","company_name":"MAIA Biotechnology, Inc.","filed_at":"2024-03-26T23:59:59+00:00","discovered_at":"2026-05-14T18:03:26.202675+00:00","generated_at":"2026-06-04T08:05:30.551366+00:00","sec_items":["1.01","3.02","8.01","9.01"],"event_type":"other_material","sentiment":"neutral","materiality_score":0.6,"calibrated_materiality_score":0.6,"confidence":"high","headline":"MAIA Biotech raises $1.33M via private placement of common stock and warrants","bullets":["Sold 578,643 shares at $2.295/share with warrants to purchase same number at $2.55.","Warrants exercisable 6 months after issuance, 5-year term, no price protection.","Proceeds to fund first third of THIO-101 trial Part C in non-small cell lung cancer.","Closing expected on or about March 28, 2024, subject to customary conditions.","Shares and warrants issued as restricted securities under Rule 144."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-24-077564","json":"https://secwatch.observer/filing/0001193125-24-077564.json","markdown":"https://secwatch.observer/filing/0001193125-24-077564.md","text":"https://secwatch.observer/filing/0001193125-24-077564.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1878313/000119312524077564/0001193125-24-077564-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1878313/000119312524077564/d776139d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-04T08:05:30.551366+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":[{"claim_id":"dbff10f9e9ec5eeae1b4f491fd67469c8cf0e3d3","claim":"MAIA Biotechnology, Inc. entered into Securities Purchase Agreement with certain accredited investors valued at approximately $1.33 million (effective 2024-03-25).","evidence_excerpt":"On March 25, 2024, MAIA Biotechnology, Inc. (the “ Company ”) entered into a Securities Purchase Agreement (the “ Purchase Agreement ”) with certain accredited investors (the “ Investors ”) for the issuance and sale in a private placement (the “ Private Placement ”) of (i) 578,643 shares (the “ Shares ”) of the Company’s common stock, par value $0.0001 per share (“ Common Stock ”), and (ii) warrants (the “ Warrants ”) to purchase up to 578,643 shares of Common Stock, at a price per share of $2.295, for an aggregate purchase price of approximately $1.33 million.","evidence_source":"SEC 8-K Item 1.01/1.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1878313/000119312524077564/0001193125-24-077564-index.htm","confidence":0.9,"family_label":"Material Agreements","details":[{"label":"Action","value":"entry"},{"label":"Agreement","value":"equity purchase"},{"label":"Counterparty","value":"certain accredited investors"},{"label":"Value","value":"approximately $1.33 million"},{"label":"Effective","value":"2024-03-25"}],"fact_type":"material_agreement"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}