{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-22-207709","form_type":"8-K","ticker":"ECVT","cik":"0001708035","company_name":"Ecovyst Inc.","filed_at":"2022-08-01T23:59:59+00:00","discovered_at":"2026-05-14T18:03:56.729547+00:00","generated_at":"2026-06-24T06:33:41.959115+00:00","sec_items":["5.02"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.5,"calibrated_materiality_score":0.5,"confidence":"high","headline":"Ecovyst board resignations and appointment of Anna Catalano","bullets":["Directors Greg Brenneman and Martin Craighead resigned effective July 27, 2022, with no disagreements with the company.","Anna C. Catalano appointed as Class I director effective July 27, serving on Nominating and Corporate Governance Committee.","Catalano brings over 30 years experience including senior roles at BP/Amoco and current board seats at HF Sinclair and Frontdoor.","She received a pro-rata restricted stock unit grant with $150,000 fair value, vesting July 29, 2023 under the 2017 Omnibus Incentive Plan.","Catalano will enter standard indemnification agreement; no family relations or reportable transactions with Ecovyst."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-22-207709","json":"https://secwatch.observer/filing/0001193125-22-207709.json","markdown":"https://secwatch.observer/filing/0001193125-22-207709.md","text":"https://secwatch.observer/filing/0001193125-22-207709.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1708035/000119312522207709/0001193125-22-207709-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1708035/000119312522207709/d388575d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-24T06:33:41.959115+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":"459ab96bbf","claim":"Greg Brenneman resigned as Director at Ecovyst Inc..","evidence_excerpt":"On July 27, 2022, each of Greg Brenneman and Martin Craighead notified Ecovyst Inc. (the “Company”), respectively, that they would be resigning from the Company’s Board of Directors (the “Board”), effective July 27, 2022.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1708035/000119312522207709/0001193125-22-207709-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"resigned"},{"label":"Role","value":"Director"}],"fact_type":"executive_change"},{"claim_id":"872025a080","claim":"Anna C. Catalano was appointed as Director at Ecovyst Inc..","evidence_excerpt":"On July 27, 2022, the Board appointed Anna C. Catalano as a Class I director, effective July 27, 2022.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1708035/000119312522207709/0001193125-22-207709-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"appointed"},{"label":"Role","value":"Director"}],"fact_type":"executive_change"},{"claim_id":"d927dd1a2f","claim":"Martin Craighead resigned as Director at Ecovyst Inc..","evidence_excerpt":"On July 27, 2022, each of Greg Brenneman and Martin Craighead notified Ecovyst Inc. (the “Company”), respectively, that they would be resigning from the Company’s Board of Directors (the “Board”), effective July 27, 2022.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1708035/000119312522207709/0001193125-22-207709-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"resigned"},{"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"}