Martin Marietta Materials Inc

Ownership Transactions Reported by 23 Insiders

	Insiders	Shares	%	Avg Price	Total $
Buys	1	+550	18.8%	$454.37	+$250K
Sells	2	-2.37K	81.2%	$535.58	-$1.27M
Net	-1	-1.82K	-62.3%		-$1.02M

Name	Relationship	Holdings Value	Past Year Net Change	Change %	Report Date
C. Howard Nye	Chairman, Pres & CEO, Director	$109M			Feb 21, 2025
Roselyn R. Bar	Executive Vice President	$31.2M			Feb 21, 2025
Sue W. Cole	Director	$13.4M			May 15, 2025
James AJ Nickolas	EVP and CFO	$13.1M			Feb 21, 2025
Michael J. Quillen	Director	$12.9M			May 9, 2024
John J. Koraleski	Director	$9.56M			Aug 29, 2025
Laree E. Perez	Director	$9.46M	-$637K	-6.31%	Aug 8, 2025
John P. Mohr	Svp Cio	$7M			Dec 1, 2023
Michael J. Petro	SVP and CFO	$5.78M	+$250K	+4.52%	Jul 8, 2025
Robert J. Cardin	SVP, Interim CFO, Ctrl & CAO	$5.6M			May 15, 2025
Craig M. LaTorre	Sr. VP, CHRO	$4.04M			Dec 1, 2023
David C. Wajsgras	Director	$2.79M			Aug 29, 2025
Thomas Pike	Director	$2.77M			Aug 29, 2025
Jason Paul Flynn	SVP and CIO	$2.76M			Aug 14, 2025
Donald W. Slager	Director	$2.63M			May 15, 2025
Oliver W. Brooks	SVP - Enterprise Excellence	$2.54M			Feb 21, 2025
Kelly Gean Bennett	Svp, Chro	$2.46M			Feb 23, 2024
Smith W. Davis	Director	$2.46M			Feb 28, 2023
Dorothy M. Ables	Director	$2.16M			May 15, 2025
Bradley D. Kohn	SVP, General Counsel and Secy	$1.78M			Feb 21, 2025
Donald A. McCunniff	EVP and CHRO	$1.67M	-$633K	-27.4%	Mar 5, 2025
Anthony R. Foxx	Director	$1.27M			May 15, 2025
Mary T. Mack	Director	$332K			May 15, 2025

Insider	Symbol	Class	Transaction	%	Value $	* Price $	Shares	Shares Owned	Date	Ownership

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