{"schema_version":"secwatch.filing_event.v1","accession":"0000079879-23-000057","form_type":"8-K","ticker":"PPG","cik":"0000079879","company_name":"PPG INDUSTRIES INC","filed_at":"2023-09-26T23:59:59+00:00","discovered_at":"2026-05-14T18:03:36.675777+00:00","generated_at":"2026-06-10T09:03:00.080397+00:00","sec_items":["5.02","9.01"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.6,"calibrated_materiality_score":0.6,"confidence":"high","headline":"Tim Knavish elected PPG Chairman & CEO; McGarry retires Oct 1; Grant to retire from board","bullets":["Timothy M. Knavish elected Chairman and CEO effective October 1, 2023; he became President and CEO on January 1, 2023.","Michael H. McGarry retires as Executive Chairman and director effective October 1, 2023.","Hugh Grant to step down as independent lead director Oct 1 and retire from board Dec 31, 2023; not due to disagreement.","Michael W. Lamach appointed independent lead director and chair of Nominating and Governance Committee effective Oct 1, 2023."],"urls":{"canonical":"https://secwatch.observer/filing/0000079879-23-000057","json":"https://secwatch.observer/filing/0000079879-23-000057.json","markdown":"https://secwatch.observer/filing/0000079879-23-000057.md","text":"https://secwatch.observer/filing/0000079879-23-000057.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/79879/000007987923000057/0000079879-23-000057-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/79879/000007987923000057/ppg-20230926.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-10T09:03:00.080397+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":"2a0260f13d","claim":"Michael H. McGarry departed as Executive Chairman and director at PPG INDUSTRIES INC.","evidence_excerpt":"Michael H. McGarry will retire as Executive Chairman and as a director of the Company, effective October 1, 2023.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/79879/000007987923000057/0000079879-23-000057-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"will retire"},{"label":"Role","value":"Executive Chairman and director"}],"fact_type":"executive_change"},{"claim_id":"5a3044a3aa","claim":"Hugh Grant changed role as Chair of the Board's Nominating and Governance Committee and independent lead director at PPG INDUSTRIES INC.","evidence_excerpt":"Hugh Grant informed the Company’s Board of Directors that he plans to end his tenure as Chair of the Board’s Nominating and Governance Committee and as the Company’s independent lead director, effective October 1, 2023","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/79879/000007987923000057/0000079879-23-000057-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"end his tenure"},{"label":"Role","value":"Chair of the Board's Nominating and Governance Committee and independent lead director"}],"fact_type":"executive_change"},{"claim_id":"da7ca77c57","claim":"Michael W. Lamach was elected as Chair of the Nominating and Governance Committee and independent lead director at PPG INDUSTRIES INC.","evidence_excerpt":"The Board of Directors has elected Michael W. Lamach to succeed Mr. Grant as Chair of the Nominating and Governance Committee and as the Company’s independent lead director.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/79879/000007987923000057/0000079879-23-000057-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"elected"},{"label":"Role","value":"Chair of the Nominating and Governance Committee and independent lead director"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}