{"filing":{"accession_number":"0001993004-26-000052","cik":"0001993004","ticker":"NWE","company_name":"NorthWestern Energy Group, Inc.","form":"8-K","filing_date":"2026-07-30","report_date":"2026-07-29","primary_document":"nwe-20260729.htm","primary_document_url":"https://www.sec.gov/Archives/edgar/data/1993004/000199300426000052/nwe-20260729.htm"},"events":[{"id":22056,"run_id":19924,"accession_number":"0001993004-26-000052","anchor_item_number":"2.02","event_type":"earnings_release","event_domain":"financial","is_material":true,"confidence":0.97,"summary":"NorthWestern Energy issued a press release on July 29, 2026, disclosing Q2 2026 financial results with diluted GAAP EPS of $0.40 versus $0.35 in the prior-year quarter, affirmed full-year 2026 earnings guidance of $3.68–$3.83 per diluted share, and declared a dividend of $0.67 per share. An investor conference call was held on July 30, 2026, to review the results.","company_name":"NorthWestern Energy Group, Inc.","ticker":"NWE","filing_date":"2026-07-30","form":"8-K","submitted_at":null,"items":[{"id":21875,"accession_number":"0001993004-26-000052","item_number":"2.02","item_title":"Results of Operations and Financial Condition","event_type":"earnings_release","event_domain":"financial","is_material":true,"confidence":0.98,"reasoning":"NorthWestern Energy issued a press release on July 29, 2026, disclosing Q2 2026 financial results (diluted GAAP EPS of $0.40 vs. $0.35 in 2025) and affirming full-year 2026 earnings guidance of $3.68–$3.83 per diluted share. The Item 2.02 disclosure explicitly references the press release furnished as Exhibit 99.1, which is the standard format for earnings releases. This is a material quarterly earnings announcement affecting investor assessment of the registrant's financial performance and outlook.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-07-30T11:15:53.777405+00:00","company_name":"","ticker":null,"filing_date":""},{"id":21876,"accession_number":"0001993004-26-000052","item_number":"7.01","item_title":"Regulation FD Disclosure.","event_type":"earnings_release","event_domain":"financial","is_material":true,"confidence":0.95,"reasoning":"Item 7.01 discloses an investor conference call on July 30, 2026, to review financial results, with the Investor Call Presentation furnished as Exhibit 99.2. The supplemental exhibit EX-99.1 contains the earnings release announcing Q2 2026 financial results (diluted GAAP EPS of $0.40 vs. $0.35 in 2025), affirmed 2026 guidance, and a declared dividend of $0.67 per share. This is a standard earnings release disclosure tied to a scheduled investor call.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-07-30T11:15:53.777405+00:00","company_name":"","ticker":null,"filing_date":""}]}],"classifications":[{"id":21875,"accession_number":"0001993004-26-000052","item_number":"2.02","item_title":"Results of Operations and Financial Condition","event_type":"earnings_release","event_domain":"financial","is_material":true,"confidence":0.98,"reasoning":"NorthWestern Energy issued a press release on July 29, 2026, disclosing Q2 2026 financial results (diluted GAAP EPS of $0.40 vs. $0.35 in 2025) and affirming full-year 2026 earnings guidance of $3.68–$3.83 per diluted share. The Item 2.02 disclosure explicitly references the press release furnished as Exhibit 99.1, which is the standard format for earnings releases. This is a material quarterly earnings announcement affecting investor assessment of the registrant's financial performance and outlook.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-07-30T11:15:53.777405+00:00","company_name":"NorthWestern Energy Group, Inc.","ticker":"NWE","filing_date":"2026-07-30"},{"id":21876,"accession_number":"0001993004-26-000052","item_number":"7.01","item_title":"Regulation FD Disclosure.","event_type":"earnings_release","event_domain":"financial","is_material":true,"confidence":0.95,"reasoning":"Item 7.01 discloses an investor conference call on July 30, 2026, to review financial results, with the Investor Call Presentation furnished as Exhibit 99.2. The supplemental exhibit EX-99.1 contains the earnings release announcing Q2 2026 financial results (diluted GAAP EPS of $0.40 vs. $0.35 in 2025), affirmed 2026 guidance, and a declared dividend of $0.67 per share. This is a standard earnings release disclosure tied to a scheduled investor call.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-07-30T11:15:53.777405+00:00","company_name":"NorthWestern Energy Group, Inc.","ticker":"NWE","filing_date":"2026-07-30"}]}