Live feed19:42:12·726dINSIDERFilingvia QuantisnowPresident & CEO Mansfield David J covered exercise/tax liability with 9,181 shares, decreasing direct ownership by 4% to 245,062 units (SEC Form 4)ByQuantisnow·Wall Street's wire, on your screen.PPIH· Perma-Pipe International Holdings Inc.IndustrialsOriginal source