February 5, 2026 · Form 4 insider transaction
GOTTWALD THOMAS E sold 203 shares of NewMarket Corporation at $714.88 per share, a transaction worth $145.1K. The trade was recorded as shares withheld for taxes and disclosed on an SEC Form 4, filed 4 days after the transaction.
Shares withheld by the Company to satisfy tax withholding obligations related to the Performance Stock that vested on February 5, 2026.