NEU · ISSUER CIK 1282637
NEWMARKET CORP
Between Aug 1, 2026 and Oct 29, 2026, 2 NEWMARKET CORP insiders reported $0.00 of open-market purchases and $0.00 of sales on SEC Form 4.
↗2 insiders filed
Original Form 4 filings from Aug 1, 2026 to Oct 29, 2026. No open-market sales in the window.
$0.00Insider buying
$0.00Insider selling
$0.00Net open-market
Oct 6, 2026Latest filing
| Ticker | Insider | Type | Owned | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Oct 6, 202616:30 | Oct 2, 2026 | NEU | Director | G · Gift | — | −12 | 3,885 | -0% | — | ||
| Sep 10, 202616:30 | Sep 9, 2026 | NEU | 10% Owner | G · Gift | — | −132 | 361,623 | -0% | — |