secwatch.observer — SEC 8-K summary
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Issuer:     NEWMARKET CORP (NEU)
CIK:        0001282637
Form:       8-K
Filed at:   2026-02-18T23:59:59+00:00
Accession:  0001193125-26-057420
Event type: leadership
Sentiment:  neutral
Materiality: 0.30
Item codes: 5.02
LLM model:  deepseek-v4-flash:cloud@v2

NewMarket appoints Susan M. Ridlehoover as Principal Accounting Officer
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- Susan M. Ridlehoover, 45, appointed Principal Accounting Officer effective Feb 18, 2026.
- She joined NewMarket as Controller in January 2026 after serving as Senior Director, Corporate Controller at Sonoco.
- Base salary of $235,000; eligible for cash bonuses, restricted stock awards, and company benefit programs.
- Ridlehoover is a licensed CPA in Virginia with over 20 years of accounting and finance experience.

Source:
  EDGAR index:    https://www.sec.gov/Archives/edgar/data/1282637/000119312526057420/0001193125-26-057420-index.htm
  Primary doc:    https://www.sec.gov/Archives/edgar/data/1282637/000119312526057420/d22589d8k.htm
  HTML page:      https://secwatch.observer/filing/0001193125-26-057420

License: Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer