{"schema_version":"secwatch.filing_event.v1","accession":"0000891014-24-000031","form_type":"8-K","ticker":"MTX","cik":"0000891014","company_name":"MINERALS TECHNOLOGIES INC","filed_at":"2024-03-26T23:59:59+00:00","discovered_at":"2026-05-14T18:03:27.194468+00:00","generated_at":"2026-06-04T08:16:20.176399+00:00","sec_items":["5.02","9.01"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.5,"calibrated_materiality_score":0.5,"confidence":"high","headline":"Minerals Technologies elects Kristina M. Johnson to board effective May 13, 2024","bullets":["Dr. Johnson previously served on MTI board from 2000-2009; returns after over a decade.","Annual director compensation: $205,000 ($80k cash, $125k phantom stock units).","Former Ohio State University president; also served on boards of DuPont and Cisco.","No committee assignments determined yet; standard indemnification agreement to be executed."],"urls":{"canonical":"https://secwatch.observer/filing/0000891014-24-000031","json":"https://secwatch.observer/filing/0000891014-24-000031.json","markdown":"https://secwatch.observer/filing/0000891014-24-000031.md","text":"https://secwatch.observer/filing/0000891014-24-000031.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/891014/000089101424000031/0000891014-24-000031-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/891014/000089101424000031/form8k_032024.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-04T08:16:20.176399+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":"b9e1437751","claim":"Kristina M. Johnson was elected as member of the Board at MINERALS TECHNOLOGIES INC.","evidence_excerpt":"elected Dr. Kristina M. Johnson as a member of the Board, effective May 13, 2024.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/891014/000089101424000031/0000891014-24-000031-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"elected"},{"label":"Role","value":"member of the Board"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}