secwatch.observer — SEC 8-K summary ====================================== Issuer: NEWMARKET CORP (NEU) CIK: 0001282637 Form: 8-K Filed at: 2025-11-05T23:59:59+00:00 Accession: 0001193125-25-267201 Event type: leadership Sentiment: neutral Materiality: 0.45 Item codes: 5.02 LLM model: deepseek-v4-flash:cloud@v2 NewMarket Controller and PAO Ann Pietrantoni resigns; CFO Fitzgerald to take over PAO role -------------------------------------------------------------------------------- - Ann P. Pietrantoni, Controller and Principal Accounting Officer, resigns effective November 26, 2025 to pursue other opportunities. - Resignation is not due to any dispute or disagreement with the Company. - Timothy K. Fitzgerald, Vice President and CFO, will serve as interim Principal Accounting Officer. Source: EDGAR index: https://www.sec.gov/Archives/edgar/data/1282637/000119312525267201/0001193125-25-267201-index.htm Primary doc: https://www.sec.gov/Archives/edgar/data/1282637/000119312525267201/d751254d8k.htm HTML page: https://secwatch.observer/filing/0001193125-25-267201 License: Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer