Live feed18:22:34·71dINSIDERFilingvia QuantisnowCFO Vollmer Jason L was granted 15,229 shares and covered exercise/tax liability with 36,766 shares, decreasing direct ownership by 6% to 324,976 units (SEC Form 4)ByQuantisnow·Wall Street's wire, on your screen.MDU· MDU Resources Group Inc.IndustrialsOriginal source