Insider Trading & Ownership of Mark M. Gambill)

Location: Concord, NC
Summary: The estimated net worth of Mark M. Gambill) is at least $2,614,520 dollars as of 01 Jul 2025. Mark M. Gambill) is the Director of NEWMARKET CORP and owns shares of NEWMARKET CORP (NEU) stock worth about $2.61M.
Signature: /s/ Anne-Marie Anderson (By Power of Attorney for Mark M. Gambill)
All Insider Reports: All Insider Reports

Notify me when Mark M. Gambill) files a new Insider Trading report.

Ownership of Mark M. Gambill)

Symbol	Company	Relationship	Holdings Value	Past Year Net Change	Change %	Report Period
NEU	NEWMARKET CORP	Director	$2,614,520			01 Jul 2025

Sym	Company	Class	Transaction	%	Value $	* Price $	Shares	Shares After	Date	Ownership

* An asterisk sign (*) next to the price indicates that the price is likely invalid.