{"schema_version":"secwatch.filing_event.v1","accession":"0001829126-26-009270","form_type":"8-K","ticker":"BKHA","cik":"0002000775","company_name":"Black Hawk Acquisition Corp","filed_at":"2026-08-24T22:13:51+00:00","discovered_at":"2026-08-25T10:05:00.646774+00:00","generated_at":"2026-08-25T10:06:28.923399+00:00","sec_items":["8.01"],"event_type":"other_material","sentiment":"neutral","materiality_score":0.25,"calibrated_materiality_score":0.25,"confidence":"high","headline":"Black Hawk Acquisition deposits $150K to extend SPAC deadline to Sept 22, 2026","bullets":["Extension Payment of $150,000 deposited into trust account for public shareholders.","Deadline to consummate initial business combination extended one month, from Aug 22 to Sept 22, 2026.","Company is a Cayman Islands SPAC listed on Nasdaq (units BKHAU, shares BKHA, rights BKHAR).","No target or business combination announced in this filing."],"urls":{"canonical":"https://secwatch.observer/filing/0001829126-26-009270","json":"https://secwatch.observer/filing/0001829126-26-009270.json","markdown":"https://secwatch.observer/filing/0001829126-26-009270.md","text":"https://secwatch.observer/filing/0001829126-26-009270.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/2000775/000182912626009270/0001829126-26-009270-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/2000775/000182912626009270/blackhawk_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-08-25T10:06:28.923399+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"}