{"schema_version":"secwatch.filing_event.v1","accession":"0001282637-25-000009","form_type":"8-K","ticker":"NEU","cik":"0001282637","company_name":"NEWMARKET CORP","filed_at":"2025-04-23T23:59:59+00:00","discovered_at":"2026-05-14T18:02:47.831755+00:00","generated_at":"2026-05-23T07:54:58.317967+00:00","sec_items":["2.02","9.01"],"event_type":"earnings","sentiment":"positive","materiality_score":0.8,"calibrated_materiality_score":0.8,"confidence":"high","headline":"NewMarket Q1 net income $126M ($13.26 EPS) vs $107.7M ($11.23 EPS) last year","bullets":["Net income $125.9M, EPS $13.26; prior year $107.7M, $11.23.","Petroleum additives operating profit $142.1M (down from $150.9M record) on 7.2% shipment decline.","Specialty materials operating profit $23.2M vs loss of $5.0M; sales $53.7M vs $17.0M.","Repurchased $57.1M stock, paid $26.1M dividends, reduced net debt/EBITDA ratio to 1.1.","AMPAC board approved up to $100M capex to expand ammonium perchlorate capacity >50%; completion 2026, subject to NewMarket board approval."],"urls":{"canonical":"https://secwatch.observer/filing/0001282637-25-000009","json":"https://secwatch.observer/filing/0001282637-25-000009.json","markdown":"https://secwatch.observer/filing/0001282637-25-000009.md","text":"https://secwatch.observer/filing/0001282637-25-000009.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1282637/000128263725000009/0001282637-25-000009-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1282637/000128263725000009/neu-20250423.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-23T07:54:58.317967+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"}