Jewett Bryce Dickinson III (CIK 1818486) reported 2 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-02-09). Recent activity: Buy NEU (415 shares), Sell NEU (136 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-02-09 | NEWMARKET CORP (NEU) | EVP and General Counsel | Buy | 415 | $0 |
| 2026-02-09 | NEWMARKET CORP (NEU) | EVP and General Counsel | Sell | 136 | $97,224 |
Source: SEC Form 4 filings · as of 2026-02-09