Live feed15:16:07·329dINSIDERFilingvia QuantisnowChief Financial Officer Lewicki Matthew Earl covered exercise/tax liability with 601 shares, decreasing direct ownership by 3% to 18,816 units (SEC Form 4)ByQuantisnow·Wall Street's wire, on your screen.PPIH· Perma-Pipe International Holdings Inc.IndustrialsOriginal source