Michael J Petro Martin Marietta Materials Inc (MLM) insider trading activity

Michael J Petro is SVP and CFO of MARTIN MARIETTA MATERIALS INC. Currently has a direct ownership of 10,806 shares of MLM, which is worth approximately $6.17 Million. The most recent transaction as insider was on Jul 08, 2025, when has been sold 1,822 shares (Common Stock) at a price of $0.0 per share, resulting in proceeds of $0. This information was disclosed in a Form 4 filing with the Securities and Exchange Commission (SEC).

Shares Held (Direct Ownership) 10.8K

20.28% 3M change

60.07% 12M change

Total Value Held $6.17 Million

Michael J Petro Transaction History

Date	Transaction	Value	Shares Traded	Shares Held
Jul 08 2025	BUY Grant, award, or other acquisition	-	1,822 Added 14.43%	10,806 Common Stock
Mar 04 2025	BUY Open market or private purchase	$249,903 $454.37 p/Share	550 Added 5.77%	8,984 Common Stock
Feb 24 2025	SELL Payment of exercise price or tax liability	$98,128 $490.64 p/Share	200 Reduced 2.32%	8,434 Common Stock
Feb 21 2025	BUY Grant, award, or other acquisition	-	733 Added 7.83%	8,634 Common Stock
Feb 18 2025	SELL Payment of exercise price or tax liability	$646,661 $533.99 p/Share	1,211 Reduced 13.29%	7,901 Common Stock
Feb 18 2025	BUY Grant, award, or other acquisition	-	2,454 Added 21.22%	9,112 Common Stock
Dec 02 2024	SELL Payment of exercise price or tax liability	$55,169 $593.22 p/Share	93 Reduced 1.38%	6,658 Common Stock
Feb 26 2024	SELL Payment of exercise price or tax liability	$53,117 $553.31 p/Share	96 Reduced 1.4%	6,751 Common Stock
Feb 23 2024	BUY Grant, award, or other acquisition	-	714 Added 9.44%	6,847 Common Stock
Feb 21 2024	SELL Payment of exercise price or tax liability	$217,201 $536.3 p/Share	405 Reduced 7.21%	5,213 Common Stock
Feb 20 2024	SELL Payment of exercise price or tax liability	$133,285 $533.14 p/Share	250 Reduced 4.26%	5,618 Common Stock
Feb 24 2023	BUY Grant, award, or other acquisition	-	650 Added 9.97%	5,868 Common Stock
Feb 21 2023	SELL Payment of exercise price or tax liability	$61,508 $359.7 p/Share	171 Reduced 3.17%	5,218 Common Stock
Feb 21 2023	BUY Grant, award, or other acquisition	-	209 Added 3.73%	5,389 Common Stock
Feb 17 2023	SELL Payment of exercise price or tax liability	$32,707 $371.68 p/Share	88 Reduced 1.67%	5,180 Common Stock
Feb 22 2022	SELL Payment of exercise price or tax liability	$20,904 $380.08 p/Share	55 Reduced 1.03%	5,268 Common Stock
Feb 18 2022	BUY Grant, award, or other acquisition	$159,134 $147.62 p/Share	1,078 Added 16.84%	5,323 Common Stock
Feb 17 2022	SELL Payment of exercise price or tax liability	$28,876 $385.02 p/Share	75 Reduced 1.74%	4,245 Common Stock
Feb 14 2022	SELL Payment of exercise price or tax liability	$45,024 $369.05 p/Share	122 Reduced 2.75%	4,320 Common Stock
Feb 14 2022	BUY Grant, award, or other acquisition	-	368 Added 7.65%	4,442 Common Stock
Jan 05 2022	BUY Grant, award, or other acquisition	$701,658 $437.17 p/Share	1,605 Added 28.26%	4,074 Common Stock

MJP

Michael J Petro

SVP and CFO

Raleigh, NC

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