Live feed16:50:53·441dINSIDERFilingvia QuantisnowCFO Vollmer Jason L was granted 16,700 shares and covered exercise/tax liability with 30,429 shares, decreasing direct ownership by 4% to 332,689 units (SEC Form 4)ByQuantisnow·Wall Street's wire, on your screen.MDU· MDU Resources Group Inc.IndustrialsOriginal source