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NEUNYSE
NEWMARKET CORP
Industrial Organic Chemicals · VA · CIK 1282637
NewMarket Corporation is a holding company whose subsidiaries manufacture and sell petroleum additives, specialty materials, and antiknock compounds
$7.66B
Market cap
$790.39
Last close
-0.3%
1D
+1.3%
5D
74K
Volume
Price · last 39 sessions+16.2%
May 4L $679.14 · H $840.18Jun 29
403
Total filings
May 18, 2026
Last filing
12/31
Fiscal year end
8-K/AExecutive ChangeDec 12, 20248-K/ACompany UpdateFeb 28, 20248-K/AExecutive ChangeDec 16, 20228-K/ACompany UpdateOct 28, 2011
Insider Activity
In the 90 days to Feb 24, 2026: 1 insider bought $248K.
| Date | Insider | Action | Shares | Price | Value |
|---|---|---|---|---|---|
| Feb 24, 2026 | Xu TingDirector | Buy | 400 | $619.21 | $248K |
Open-market buys & sells (Form 4, transaction codes P/S). Source: SEC structured insider data.
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