Live feed16:20:09·730dINSIDERFilingvia QuantisnowLarge owner Gabelli Mario J sold $46,822 worth of shares (1,400 units at $33.44), decreasing direct ownership by 0.28% to 177,171 units (SEC Form 4)ByQuantisnow·Wall Street's wire, on your screen.MPTI· M-tron Industries Inc.TechnologyOriginal source