Live feed13:51:27·104dINSIDERFilingvia QuantisnowSVP and CFO Petro Michael J was granted 1,724 shares and covered exercise/tax liability with 758 shares, increasing direct ownership by 9% to 11,773 units (SEC Form 4)ByQuantisnow·Wall Street's wire, on your screen.MLM· Martin Marietta Materials Inc.IndustrialsOriginal source