Live feed15:04:46·629dINSIDERFilingvia QuantisnowDirector Brown David B sold $16,328 worth of shares (1,280 units at $12.76), decreasing direct ownership by 4% to 30,623 units (SEC Form 4)ByQuantisnow·Wall Street's wire, on your screen.PPIH· Perma-Pipe International Holdings Inc.IndustrialsOriginal source