{"schema_version":"secwatch.filing_event.v1","accession":"0001993004-24-000066","form_type":"8-K","ticker":"NWE","cik":"0001993004","company_name":"NorthWestern Energy Group, Inc.","filed_at":"2024-07-15T23:59:59+00:00","discovered_at":"2026-05-14T18:03:15.324443+00:00","generated_at":"2026-05-31T20:51:57.548562+00:00","sec_items":["7.01","8.01","9.01"],"event_type":"regulatory","sentiment":"neutral","materiality_score":0.75,"calibrated_materiality_score":0.75,"confidence":"high","headline":"NorthWestern Energy files rate reviews seeking $194.7M annual revenue increase across four jurisdictions","bullets":["Montana electric rate review seeks $156.5M base increase ($69.4M net) from $874M plant investment; typical bill +$2.09/mo interim, +$9.11/mo final.","Montana gas rate review seeks $28.6M increase from $174M investment; typical bill +$4.81/mo interim, +$8.84/mo final.","South Dakota gas rate review seeks $6.0M increase from $80M infrastructure since 2010; typical bill +$8.38/mo.","Nebraska gas rate review seeks $3.6M increase from $42M infrastructure since 2007; typical bill +$7.54/mo."],"urls":{"canonical":"https://secwatch.observer/filing/0001993004-24-000066","json":"https://secwatch.observer/filing/0001993004-24-000066.json","markdown":"https://secwatch.observer/filing/0001993004-24-000066.md","text":"https://secwatch.observer/filing/0001993004-24-000066.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1993004/000199300424000066/0001993004-24-000066-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1993004/000199300424000066/nwe-20240715.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-31T20:51:57.548562+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"}