{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-26-354167","form_type":"8-K","ticker":"BKH","cik":"0001130464","company_name":"BLACK HILLS CORP /SD/","filed_at":"2026-08-17T20:34:22+00:00","discovered_at":"2026-08-17T20:35:10.985954+00:00","generated_at":"2026-08-17T20:35:18.502157+00:00","sec_items":["8.01","9.01"],"event_type":"m_and_a","sentiment":"neutral","materiality_score":0.65,"calibrated_materiality_score":0.65,"confidence":"high","headline":"Black Hills-NorthWestern merger advances; NWE Q2 EPS $0.40, closing expected by year-end 2026","bullets":["NWE Q2 2026 revenue $392.6M, net income $25.0M, diluted EPS $0.40; H1 revenue $890.2M, EPS $1.43.","Merger terms: each NWE share converts to 0.98 BKH share; all-stock merger of equals.","FERC, Nebraska PSC, and South Dakota PUC approved merger; Montana PSC order pending, closing targeted by year-end 2026.","Shareholders approved merger in April 2026; HSR waiting period expired; NWE incurred $6.7M merger costs in H1 2026.","NWE completed Colstrip Unit 3/4 acquisitions from Avista and Puget on Jan 1, 2026 for $0."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-26-354167","json":"https://secwatch.observer/filing/0001193125-26-354167.json","markdown":"https://secwatch.observer/filing/0001193125-26-354167.md","text":"https://secwatch.observer/filing/0001193125-26-354167.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526354167/0001193125-26-354167-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526354167/bkh-20260817.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-08-17T20:35:18.502157+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"}