Info
Insider Ownership

Insider Trading & Ownership of Donald A. McCunniff

Location: Raleigh, NC
Summary: The estimated net worth of Donald A. McCunniff is at least $5,230,498 dollars as of 03 Mar 2026. Donald A. McCunniff is the EVP and CHRO of MARTIN MARIETTA MATERIALS INC and owns shares of MARTIN MARIETTA MATERIALS INC (MLM) stock worth about $5.23M.
Signature: /s/ Sara W. Brown, attorney-in-fact
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Ownership of Donald A. McCunniff

Symbol	Company	Relationship	Holdings Value	Past Year Net Change	Change %	Report Period
MLM	MARTIN MARIETTA MATERIALS INC	EVP and CHRO	$5,230,498			01 Mar 2026

Insider Transactions Reported by Donald A. McCunniff:

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.