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

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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 $6.09 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 $6.09 Million

Michael J Petro Transaction History

Date Transaction Value Shares Traded Shares Held Form
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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