{"schema_version":"secwatch.filing_event.v1","accession":"0000067716-23-000063","form_type":"8-K","ticker":"MDU","cik":"0000067716","company_name":"MDU RESOURCES GROUP INC","filed_at":"2023-05-04T23:59:59+00:00","discovered_at":"2026-05-14T18:03:41.945623+00:00","generated_at":"2026-06-15T23:24:12.044839+00:00","sec_items":["2.02","7.01","9.01"],"event_type":"other_material","sentiment":"positive","materiality_score":0.85,"calibrated_materiality_score":0.85,"confidence":"high","headline":"MDU Resources Q1 adjusted EPS $0.23, up YoY; board approves Knife River spin-off","bullets":["Q1 GAAP net income $38.3M ($0.19/share); adjusted net income $46.6M ($0.23/share) vs. $31.7M ($0.16) in Q1 2022.","Board approved pro rata distribution of Knife River Holding Co. on May 31 to holders of record May 22.","Investor Day for Knife River planned for May 18 at the New York Stock Exchange.","Strategic review of MDU Construction Services Group expected to conclude in Q2 2023.","Adjusted earnings exclude costs related to Knife River separation and construction services review."],"urls":{"canonical":"https://secwatch.observer/filing/0000067716-23-000063","json":"https://secwatch.observer/filing/0000067716-23-000063.json","markdown":"https://secwatch.observer/filing/0000067716-23-000063.md","text":"https://secwatch.observer/filing/0000067716-23-000063.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/67716/000006771623000063/0000067716-23-000063-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/67716/000006771623000063/mdu-20230504.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-15T23:24:12.044839+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":"ca9712c92b53533e2c66615b683851af617f8dc7","claim":"MDU RESOURCES GROUP INC reported first quarter results: net income $38.3 million, EPS 19 cents per share.","evidence_excerpt":"MDU Resources Group, Inc. (NYSE: MDU) today reported first quarter earnings on a generally accepted accounting principles (GAAP) basis of $38.3 million, or 19 cents per share, with adjusted earnings of $46.6 million, or 23 cents per share, compared to first quarter 2022 GAAP earnings of $31.7 million, or 16 cents per share.","evidence_source":"SEC 8-K Item 2.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/67716/000006771623000063/0000067716-23-000063-index.htm","confidence":0.8,"family_label":"Earnings Releases","details":[{"label":"Period","value":"first quarter"},{"label":"Net income","value":"$38.3 million"},{"label":"EPS","value":"19 cents per share"},{"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"}