Live feed20:09:40·1910dINSIDERFilingvia QuantisnowSEC Form 4: Donnan David Smith exercised 124,000 units of Common Stock at a strike of $4.58 and sold $6,035,450 worth of Common Stock (149,000 units at $40.51), decreasing ownership by 100% to 0 unitsByQuantisnow·Wall Street's wire, on your screen.KOSS· Koss CorporationConsumer StaplesOriginal source