{"schema_version":"secwatch.filing_event.v1","accession":"0001564590-22-038110","form_type":"8-K","ticker":"MAIA","cik":"0001878313","company_name":"MAIA Biotechnology, Inc.","filed_at":"2022-11-22T23:59:59+00:00","discovered_at":"2026-05-14T18:03:52.882046+00:00","generated_at":"2026-06-21T14:22:10.563099+00:00","sec_items":["4.01","9.01"],"event_type":"other_material","sentiment":"neutral","materiality_score":0.55,"calibrated_materiality_score":0.55,"confidence":"high","headline":"MAIA Biotechnology dismisses EisnerAmper, appoints Grant Thornton as auditor","bullets":["Dismissed EisnerAmper as independent auditor on Nov 21, 2022; no disagreements or reportable events.","Engaged Grant Thornton for fiscal year ending Dec 31, 2022, effective immediately.","EisnerAmper's reports for 2020 and 2021 were unqualified with no adverse opinions.","Company confirms no prior consultations with Grant Thornton on accounting issues."],"urls":{"canonical":"https://secwatch.observer/filing/0001564590-22-038110","json":"https://secwatch.observer/filing/0001564590-22-038110.json","markdown":"https://secwatch.observer/filing/0001564590-22-038110.md","text":"https://secwatch.observer/filing/0001564590-22-038110.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1878313/000156459022038110/0001564590-22-038110-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1878313/000156459022038110/maia-8k_20221121.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-21T14:22:10.563099+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":"6b0d8d3f27dc0081467173f519609aabb82909ec","claim":"MAIA Biotechnology, Inc. engaged Grant Thornton LLP as its auditor.","evidence_excerpt":"On November 21, 2022, upon the approval of the Audit Committee, the Company engaged Grant Thornton LLP (\"Grant Thornton\") as the Company's independent registered public accounting firm for the fiscal year ending December 31, 2022, effective immediately.","evidence_source":"SEC 8-K Item 4.01/4.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1878313/000156459022038110/0001564590-22-038110-index.htm","confidence":0.9,"family_label":"Auditor Changes","details":[{"label":"Action","value":"engagement"},{"label":"Auditor","value":"Grant Thornton LLP"}],"fact_type":"auditor_change"},{"claim_id":"9744efcd117080b7fc68007d5dc16dc10b9b0c49","claim":"MAIA Biotechnology, Inc. dismissed EisnerAmper LLP as its auditor.","evidence_excerpt":"On November 21, 2022, upon the approval of its Audit Committee of the Board of Directors (the “Audit Committee”) of MAIA Biotechnology , Inc. (the \"Company\"), the Company dismissed EisnerAmper LLP (\"EisnerAmper\") as the Company’s independent registered public accounting firm.","evidence_source":"SEC 8-K Item 4.01/4.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1878313/000156459022038110/0001564590-22-038110-index.htm","confidence":0.9,"family_label":"Auditor Changes","details":[{"label":"Action","value":"dismissal"},{"label":"Auditor","value":"EisnerAmper LLP"},{"label":"Successor","value":"Grant Thornton LLP"}],"fact_type":"auditor_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}