{"schema_version":"secwatch.filing_event.v1","accession":"0001829126-25-004929","form_type":"8-K","ticker":"BKHA","cik":"0002000775","company_name":"Black Hawk Acquisition Corp","filed_at":"2025-07-08T23:59:59+00:00","discovered_at":"2026-05-14T18:02:45.793736+00:00","generated_at":"2026-05-18T09:09:15.281668+00:00","sec_items":["8.01","9.01"],"event_type":"other_material","sentiment":"neutral","materiality_score":0.5,"calibrated_materiality_score":0.5,"confidence":"high","headline":"Black Hawk Acquisition amends trust extension fee to fixed $150K per month","bullets":["Original fee was $0.033 per outstanding share; revised to $150,000 flat per one-month extension.","Maximum of 18 monthly extensions allowed, extending deadline to December 22, 2026.","Change eliminates discretion over deposit amount, providing clarity for shareholders.","Supplement filed to definitive proxy statement originally dated June 10, 2025."],"urls":{"canonical":"https://secwatch.observer/filing/0001829126-25-004929","json":"https://secwatch.observer/filing/0001829126-25-004929.json","markdown":"https://secwatch.observer/filing/0001829126-25-004929.md","text":"https://secwatch.observer/filing/0001829126-25-004929.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/2000775/000182912625004929/0001829126-25-004929-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/2000775/000182912625004929/blackhawkacq_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-18T09:09:15.281668+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"}