{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-24-042947","form_type":"8-K","ticker":"NEU","cik":"0001282637","company_name":"NEWMARKET CORP","filed_at":"2024-02-22T23:59:59+00:00","discovered_at":"2026-05-14T18:03:23.677981+00:00","generated_at":"2026-06-05T18:30:14.638995+00:00","sec_items":["8.01","9.01"],"event_type":"dividend","sentiment":"positive","materiality_score":0.6,"calibrated_materiality_score":0.6,"confidence":"high","headline":"NewMarket raises quarterly dividend 11% to $2.50 per share","bullets":["Board approved quarterly dividend of $2.50/share, up from $2.25 (approx. 11% increase).","Annual dividend equivalent rises to $10.00/share from $9.00.","Dividend payable April 1, 2024; record date March 15, 2024.","Future dividends remain subject to quarterly board determination."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-24-042947","json":"https://secwatch.observer/filing/0001193125-24-042947.json","markdown":"https://secwatch.observer/filing/0001193125-24-042947.md","text":"https://secwatch.observer/filing/0001193125-24-042947.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1282637/000119312524042947/0001193125-24-042947-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1282637/000119312524042947/d754802d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-05T18:30:14.638995+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"}