{"schema_version":"secwatch.filing_event.v1","accession":"0001955520-24-000034","form_type":"8-K","ticker":"KNF","cik":"0001955520","company_name":"Knife River Corp","filed_at":"2024-06-27T23:59:59+00:00","discovered_at":"2026-05-14T18:03:21.299688+00:00","generated_at":"2026-06-01T01:13:46.654512+00:00","sec_items":["5.02","7.01","9.01"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.35,"calibrated_materiality_score":0.35,"confidence":"high","headline":"Knife River expands board to seven, appoints Patricia Chiodo as independent director","bullets":["Board size increased from six to seven directors.","Patricia Chiodo appointed as Class II independent director effective June 27, 2024.","Chiodo will serve on Audit and Compensation committees.","She is former CFO of Verra Mobility and RSC Holdings.","Appointment fills vacancy until 2025 annual meeting; standard non-employee director compensation."],"urls":{"canonical":"https://secwatch.observer/filing/0001955520-24-000034","json":"https://secwatch.observer/filing/0001955520-24-000034.json","markdown":"https://secwatch.observer/filing/0001955520-24-000034.md","text":"https://secwatch.observer/filing/0001955520-24-000034.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1955520/000195552024000034/0001955520-24-000034-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1955520/000195552024000034/knf-20240627.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-01T01:13:46.654512+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":"048121e26a","claim":"Patricia Chiodo was appointed as Director at Knife River Corp.","evidence_excerpt":"On June 27, 2024, the Board of Directors (the “Board”) of Knife River Corporation (the “Company”), pursuant to the Amended and Restated Certificate of Incorporation of the Company and the Amended and Restated Bylaws of the Company, approved an increase of the size of the Board from six directors to seven directors, and appointed Patricia Chiodo to the Board as a Class II director, effective June 27, 2024, to serve until the 2025 Annual Meeting of Stockholders.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1955520/000195552024000034/0001955520-24-000034-index.htm","confidence":1.0,"family_label":"Executive change","details":[{"label":"Action","value":"appointed"},{"label":"Role","value":"Director"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}