{"schema_version":"secwatch.filing_event.v1","accession":"0001213900-26-019378","form_type":"8-K","ticker":"HACQ","cik":"0002089982","company_name":"HCM IV Acquisition Corp.","filed_at":"2026-02-23T23:59:59+00:00","discovered_at":"2026-05-14T18:02:37.238251+00:00","generated_at":"2026-05-16T01:18:17.187811+00:00","sec_items":["8.01","9.01"],"event_type":"other_material","sentiment":"negative","materiality_score":0.65,"calibrated_materiality_score":0.65,"confidence":"high","headline":"HCM IV Acquisition Corp. completes IPO, raises $287.5M, auditor flags going concern","bullets":["IPO of 28,750,000 units at $10/unit closed Feb 13, 2026, gross proceeds $287.5M.","Private placement of 4,666,667 warrants at $1.50 each to sponsor and Cantor Fitzgerald, gross $7M.","Total $287.5M from IPO and private placement deposited into trust account.","Balance sheet shows shareholders' deficit of $15.7M from accumulated deficit.","Auditor raises substantial doubt about company's ability to continue as going concern due to insufficient working capital."],"urls":{"canonical":"https://secwatch.observer/filing/0001213900-26-019378","json":"https://secwatch.observer/filing/0001213900-26-019378.json","markdown":"https://secwatch.observer/filing/0001213900-26-019378.md","text":"https://secwatch.observer/filing/0001213900-26-019378.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/2089982/000121390026019378/0001213900-26-019378-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/2089982/000121390026019378/ea0277586-8k_hcm4.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-16T01:18:17.187811+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"}