{"schema_version":"secwatch.filing_event.v1","accession":"0001157523-23-001399","form_type":"8-K","ticker":"CVSA","cik":"0000730464","company_name":"Covista Inc.","filed_at":"2023-09-06T23:59:59+00:00","discovered_at":"2026-05-14T18:03:36.532032+00:00","generated_at":"2026-06-10T23:40:15.497064+00:00","sec_items":["5.02"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.55,"calibrated_materiality_score":0.55,"confidence":"high","headline":"Adtalem announces departure of President of Medical & Veterinary segment Dr. John Danaher effective Sep 15, 2023","bullets":["Dr. John Danaher, President of Adtalem Medical & Veterinary, will leave effective September 15, 2023.","Company is actively searching for a replacement; terms of departure to be disclosed in an amended 8-K within four business days.","No other details regarding the departure or transition were provided in the filing."],"urls":{"canonical":"https://secwatch.observer/filing/0001157523-23-001399","json":"https://secwatch.observer/filing/0001157523-23-001399.json","markdown":"https://secwatch.observer/filing/0001157523-23-001399.md","text":"https://secwatch.observer/filing/0001157523-23-001399.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/730464/000115752323001399/0001157523-23-001399-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/730464/000115752323001399/a53550020.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-10T23:40:15.497064+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":"c4fc3e3f31","claim":"Dr. John Danaher resigned as President, Adtalem Medical & Veterinary at Covista Inc..","evidence_excerpt":"On September 6, 2023, Adtalem Global Education Inc. (“Adtalem” or “the Company”) announced that Dr. John Danaher, President, Adtalem Medical & Veterinary, will be leaving Adtalem effective September 15, 2023.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/730464/000115752323001399/0001157523-23-001399-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"resigned"},{"label":"Role","value":"President, Adtalem Medical & Veterinary"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}