{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-23-154861","form_type":"8-K","ticker":"ECVT","cik":"0001708035","company_name":"Ecovyst Inc.","filed_at":"2023-05-26T23:59:59+00:00","discovered_at":"2026-05-14T18:03:40.143291+00:00","generated_at":"2026-06-14T13:09:40.744645+00:00","sec_items":["1.01","8.01","9.01"],"event_type":"other_material","sentiment":"neutral","materiality_score":0.65,"calibrated_materiality_score":0.65,"confidence":"high","headline":"Ecovyst announces secondary offering of 14M shares by INEOS at $10.88; company to repurchase 4M shares","bullets":["14M shares offered by INEOS Limited at $10.8808; underwriter has 30-day option for additional 2.1M shares.","Ecovyst to repurchase 4M shares from underwriter for $43.5M, funded from cash on hand and operations.","Closing expected May 26, 2023, subject to customary closing conditions.","Estimated offering expenses total $750,000 (SEC fee $19.8k, legal $555k, accounting $125k)."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-23-154861","json":"https://secwatch.observer/filing/0001193125-23-154861.json","markdown":"https://secwatch.observer/filing/0001193125-23-154861.md","text":"https://secwatch.observer/filing/0001193125-23-154861.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1708035/000119312523154861/0001193125-23-154861-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1708035/000119312523154861/d456136d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-14T13:09:40.744645+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":"ca60150f6a74b8940e522d6a2d25fabf6a3c70a3","claim":"Ecovyst Inc. entered into Underwriting Agreement with J.P. Morgan Securities LLC valued at 14,000,000 shares at $10.8808 per share, plus Company repurchase of 4,000,000 shares for $43,523,200 (effective 2023-05-23).","evidence_excerpt":"On May 23, 2023, Ecovyst Inc. (the “ Company ”) entered into an Underwriting Agreement (the “ Underwriting Agreement ”) with J.P. Morgan Securities LLC (the “ Underwriter ”) and INEOS Limited (the “ Selling Stockholder ”), relating to the underwritten offering of 14,000,000 shares (the “ Shares ”), including the Underwriter’s 30-day option to purchase up to an additional 2,100,000 shares of the Company’s common stock, par value $0.01 per share, from the Selling Stockholder, (the “ Offering ”).","evidence_source":"SEC 8-K Item 1.01/1.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1708035/000119312523154861/0001193125-23-154861-index.htm","confidence":0.9,"family_label":"Material Agreements","details":[{"label":"Action","value":"entry"},{"label":"Agreement","value":"underwriting"},{"label":"Counterparty","value":"J.P. Morgan Securities LLC"},{"label":"Value","value":"14,000,000 shares at $10.8808 per share, plus Company repurchase of 4,000,000 shares for $43,523,200"},{"label":"Effective","value":"2023-05-23"}],"fact_type":"material_agreement"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}