Live feed17:37:46·64dINSIDERFilingvia QuantisnowLarge owner Powell Thomas W sold $828,906 worth of shares (1,477 units at $561.21), decreasing direct ownership by 0.23% to 650,472 units (SEC Form 4)ByQuantisnow·Wall Street's wire, on your screen.POWL· Powell Industries Inc.EnergyOriginal source