Live feed18:11:52·1706dINSIDERFilingvia QuantisnowSEC Form 4: Smith David Donnan exercised 110,000 units of Common Stock at a strike of $2.60 and sold $1,940,400 worth of Common Stock (110,000 units at $17.64)ByQuantisnow·Wall Street's wire, on your screen.KOSS· Koss CorporationConsumer StaplesOriginal source