Insiders / Petro Michael J

Petro Michael J

CIK 1878191personinsider
Companies
1
First seen
Feb 19, 2026
Last activity
Mar 3, 2026

Companies

CompanyRoleShares heldPeak heldTradesLatest
Martin Marietta Materials Inc · MLMExecutive15,35915,3596

All securities held

1 position · latest reported per filing
CompanySecuritySharesAs of
Martin Marietta Materials IncCommon Stock15,359Mar 1, 2026

Activity

InsidersInstitutions
This person's insider trades (Form 4), across every company.
DateActionCompanyValueShares ΔPosition afterImpact
Feb 17, 2026OtherMLM
Martin Marietta Materials Inc
Common Stock
$505.2K-758
-6.05%
11,773
0.02% of shares
low
Feb 23, 2026OtherMLM
Martin Marietta Materials Inc
Common Stock
$144.2K-211
-1.66%
12,493
0.02% of shares
low
Feb 24, 2026OtherMLM
Martin Marietta Materials Inc
Common Stock
$65.5K-94
-0.75%
12,399
0.02% of shares
low
Mar 1, 2026GrantMLM
Martin Marietta Materials Inc
Common Stock
$0+3K
+23.87%
15,359
0.03% of shares
low
Feb 20, 2026GrantMLM
Martin Marietta Materials Inc
Common Stock
$0+931
+7.91%
12,704
0.02% of shares
low
Feb 17, 2026GrantMLM
Martin Marietta Materials Inc
Common Stock
$0+2K
+15.95%
12,531
0.02% of shares
low