{"schema_version":"secwatch.filing_event.v1","accession":"0001282637-24-000007","form_type":"8-K/A","ticker":"NEU","cik":"0001282637","company_name":"NEWMARKET CORP","filed_at":"2024-02-28T23:59:59+00:00","discovered_at":"2026-05-14T18:03:23.677169+00:00","generated_at":"2026-06-05T08:20:25.107226+00:00","sec_items":["9.01"],"event_type":"m_and_a","sentiment":"neutral","materiality_score":0.6,"calibrated_materiality_score":0.6,"confidence":"high","headline":"NewMarket completes AMPAC acquisition; audited FY2023 revenue $124M, net income $3.3M","bullets":["AMPAC revenue $124.0M, net income $3.3M for year ended Sep 30, 2023.","Total assets $517.9M including goodwill $207.8M and intangible assets $166.4M.","Long-term debt $310.2M; members' equity $114.4M.","Acquisition of AMPAC from Coyote closed Jan 16, 2024, as previously reported."],"urls":{"canonical":"https://secwatch.observer/filing/0001282637-24-000007","json":"https://secwatch.observer/filing/0001282637-24-000007.json","markdown":"https://secwatch.observer/filing/0001282637-24-000007.md","text":"https://secwatch.observer/filing/0001282637-24-000007.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1282637/000128263724000007/0001282637-24-000007-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1282637/000128263724000007/neu-20240116.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-05T08:20:25.107226+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"}