{"schema_version":"secwatch.filing_event.v1","accession":"0000730464-25-000063","form_type":"8-K","ticker":"CVSA","cik":"0000730464","company_name":"Covista Inc.","filed_at":"2025-12-15T23:59:59+00:00","discovered_at":"2026-05-14T18:02:42.040426+00:00","generated_at":"2026-05-16T13:17:24.770419+00:00","sec_items":["8.01","9.01"],"event_type":"other_material","sentiment":"positive","materiality_score":0.75,"calibrated_materiality_score":0.75,"confidence":"high","headline":"Adtalem completes $150M buyback, authorizes new $750M repurchase program","bullets":["Completed $150M accelerated share repurchase program; repurchased 1.6M shares.","Board authorized new $750M share repurchase program through December 2028.","Since Feb 2022, returned $913M to shareholders: 17.2M shares at avg $52.94 (30% reduction in shares).","Debt reduced by $1.1B since Walden University acquisition (Aug 2021), to $508.4M as of Oct 31, 2025.","Outstanding shares as of Dec 10, 2025: 34.9M."],"urls":{"canonical":"https://secwatch.observer/filing/0000730464-25-000063","json":"https://secwatch.observer/filing/0000730464-25-000063.json","markdown":"https://secwatch.observer/filing/0000730464-25-000063.md","text":"https://secwatch.observer/filing/0000730464-25-000063.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/730464/000073046425000063/0000730464-25-000063-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/730464/000073046425000063/atge-20251215x8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-16T13:17:24.770419+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":[],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}