Live feed16:39:06·67dINSIDERFilingvia QuantisnowChairman of the Board and CEO Marten Randolph L covered exercise/tax liability with 4,657 shares, decreasing direct ownership by 0.03% to 17,731,800 units (SEC Form 4)ByQuantisnow·Wall Street's wire, on your screen.MRTN· Marten Transport Ltd.IndustrialsOriginal source