Live feed16:44:04·79dINSIDERFilingvia QuantisnowDirector Kelley Charles M bought $104,225 worth of shares (5,000 units at $20.84), increasing direct ownership by 165% to 8,031 units (SEC Form 4)ByQuantisnow·Wall Street's wire, on your screen.MDU· MDU Resources Group Inc.IndustrialsOriginal source