{"schema_version":"secwatch.filing_event.v1","accession":"0000067716-23-000091","form_type":"8-K","ticker":"MDU","cik":"0000067716","company_name":"MDU RESOURCES GROUP INC","filed_at":"2023-08-03T23:59:59+00:00","discovered_at":"2026-05-14T18:03:36.427526+00:00","generated_at":"2026-06-12T09:55:06.724090+00:00","sec_items":["2.02","7.01","9.01"],"event_type":"earnings","sentiment":"positive","materiality_score":0.8,"calibrated_materiality_score":0.8,"confidence":"medium","headline":"MDU Resources Q2 GAAP EPS $0.64 vs $0.35 YoY; raises guidance","bullets":["Q2 2023 GAAP net income $130.7M ($0.64 EPS) versus $70.7M ($0.35 EPS) in Q2 2022.","Q2 adjusted income from continuing ops $60.0M ($0.29 EPS) versus $36.1M ($0.18 EPS) year ago.","Completed spinoff of approximately 90% of Knife River Corporation shares on May 31, 2023.","First-half 2023 GAAP net income $169.0M ($0.83 EPS) versus $102.4M ($0.50 EPS) in same period 2022."],"urls":{"canonical":"https://secwatch.observer/filing/0000067716-23-000091","json":"https://secwatch.observer/filing/0000067716-23-000091.json","markdown":"https://secwatch.observer/filing/0000067716-23-000091.md","text":"https://secwatch.observer/filing/0000067716-23-000091.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/67716/000006771623000091/0000067716-23-000091-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/67716/000006771623000091/mdu-20230803.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-12T09:55:06.724090+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":[{"claim_id":"8ca37543fd8c0e3f25a5477e577d7d9a55c1c290","claim":"MDU RESOURCES GROUP INC reported Second Quarter 2023 results: net income $130.7 million, EPS 64 cents per share. Guidance raised.","evidence_excerpt":"MDU Resources Reports Higher Second Quarter Earnings, Increases Guidance BISMARCK, N.D. — Aug. 3, 2023 — MDU Resources Group, Inc. (NYSE: MDU) today reported second quarter earnings on a generally accepted accounting principles (GAAP) basis of $130.7 million, or 64 cents per share, compared to second quarter 2022 GAAP earnings of $70.7 million, or 35 cents per share.","evidence_source":"SEC 8-K Item 2.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/67716/000006771623000091/0000067716-23-000091-index.htm","confidence":0.95,"family_label":"Earnings Releases","details":[{"label":"Period","value":"Second Quarter 2023"},{"label":"Net income","value":"$130.7 million"},{"label":"EPS","value":"64 cents per share"},{"label":"Guidance","value":"raised"},{"label":"Result","value":"reported results"}],"fact_type":"earnings_release"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}