{"schema_version":"secwatch.filing_event.v1","accession":"0000950170-24-069365","form_type":"8-K","ticker":"BKH","cik":"0001130464","company_name":"BLACK HILLS CORP /SD/","filed_at":"2024-06-05T23:59:59+00:00","discovered_at":"2026-05-14T18:03:17.391581+00:00","generated_at":"2026-06-01T06:11:09.401679+00:00","sec_items":["1.01","2.03","9.01"],"event_type":"other_material","sentiment":"neutral","materiality_score":0.35,"calibrated_materiality_score":0.35,"confidence":"high","headline":"Black Hills extends $750M revolver maturity to 2029 with accordion to $1B","bullets":["Extended maturity of $750M revolving credit facility from July 19, 2026 to May 31, 2029, with two one-year extension options.","Accordion feature allows increasing facility to $1B with lender and agent consent.","As of May 31, 2024, no borrowings outstanding; only $3.5M in letters of credit.","Terms substantially similar to prior agreement; U.S. Bank National Association remains Administrative Agent."],"urls":{"canonical":"https://secwatch.observer/filing/0000950170-24-069365","json":"https://secwatch.observer/filing/0000950170-24-069365.json","markdown":"https://secwatch.observer/filing/0000950170-24-069365.md","text":"https://secwatch.observer/filing/0000950170-24-069365.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1130464/000095017024069365/0000950170-24-069365-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1130464/000095017024069365/bkh-20240531.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-01T06:11:09.401679+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"}