{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-23-236256","form_type":"8-K","ticker":"CBT","cik":"0000016040","company_name":"CABOT CORP","filed_at":"2023-09-15T23:59:59+00:00","discovered_at":"2026-05-14T18:03:34.518679+00:00","generated_at":"2026-06-10T16:19:17.800466+00:00","sec_items":["5.02","7.01","9.01"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.4,"calibrated_materiality_score":0.4,"confidence":"high","headline":"Cabot elects Michelle Williams to board; Non-Executive Chair Rataj to retire May 2024","bullets":["Michelle Williams, Ph.D., elected to board effective Sep 13, 2023, and appointed to Audit Committee.","Sue Rataj to retire from board effective May 31, 2024; steps down as Non-Executive Chair on Oct 1, 2023.","Michael Morrow elected Non-Executive Chair effective Oct 1, 2023; Frank Wilson elected Audit Committee Chair.","Rataj remains Chair of Governance and Nominating and Executive Committees until retirement.","No transactions between Williams and Cabot under Item 404(a); received prorated stock grant of ~$45,000."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-23-236256","json":"https://secwatch.observer/filing/0001193125-23-236256.json","markdown":"https://secwatch.observer/filing/0001193125-23-236256.md","text":"https://secwatch.observer/filing/0001193125-23-236256.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/16040/000119312523236256/0001193125-23-236256-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/16040/000119312523236256/d492057d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-10T16:19:17.800466+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":"04fddf7de0","claim":"Sue Rataj departed as director at CABOT CORP.","evidence_excerpt":"Sue Rataj, Non-Executive Chair of the Board, advised the Board that she would be retiring from the Board effective May 31, 2024.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/16040/000119312523236256/0001193125-23-236256-index.htm","confidence":1.0,"family_label":"Executive change","details":[{"label":"Action","value":"retiring"},{"label":"Role","value":"director"}],"fact_type":"executive_change"},{"claim_id":"c4678c5d5f","claim":"Michelle Williams was elected as director at CABOT CORP.","evidence_excerpt":"elected Michelle Williams, Ph.D., as a director of Cabot and appointed Dr. Williams to the Board’s Audit Committee, both effective September 13, 2023.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/16040/000119312523236256/0001193125-23-236256-index.htm","confidence":1.0,"family_label":"Executive change","details":[{"label":"Action","value":"elected"},{"label":"Role","value":"director"}],"fact_type":"executive_change"},{"claim_id":"c49a515660","claim":"Sue Rataj changed role as Non-Executive Chair at CABOT CORP.","evidence_excerpt":"Ms. Rataj will step down as Non-Executive Chair effective October 1, 2023","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/16040/000119312523236256/0001193125-23-236256-index.htm","confidence":0.9,"family_label":"Executive change","details":[{"label":"Action","value":"stepped down"},{"label":"Role","value":"Non-Executive Chair"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}