NEWMARKET CORP (NEU) has 4 SEC Form 4 insider filings on record in the last 90 days. Most recent filing: Sept. 10, 2026.
| Date | Insider | Value | Shares | Stake | Pre-planned | Links |
|---|---|---|---|---|---|---|
| Sept. 10, 2026 filed Sept. 9, 2026 | GOTTWALD BRUCE C 10% Owner | $0 | 132 | −0% | No | |
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| July 1, 2026 | Ukrop Lowell Simmons Director | $0 | 157 | +47% | No | |
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| July 1, 2026 | Xu Ting Director | $0 | 157 | +17% | No | |
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| June 29, 2026 filed June 18, 2026 | GOTTWALD THOMAS E Chairman, President & CEO | $0 | 211 | −0% | No | |
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Form 4 is the filing company officers, directors and 10% shareholders must submit to the SEC within two business days of trading their own company's stock. Open-market purchases generally carry more signal than sales, which are often scheduled in advance. More on how this works.
Real-time Telegram alerts the moment a Form 4 is filed. Filings shown here are delayed by 72 hours.
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