Live feed17:00:41·1782dINSIDERFilingvia QuantisnowSEC Form 4: KOSS JOHN C JR sold $378,990 worth of Common Stock (13,133 units at $28.86), decreasing direct ownership by 8% to 159,028 unitsByQuantisnow·Wall Street's wire, on your screen.KOSS· Koss CorporationConsumer StaplesOriginal source