Live feed20:29:21·344dINSIDERFilingvia QuantisnowChief Tech Officer, Co-Founder Hacker Severin converted options into 10,000 shares and sold $4,711,993 worth of shares (10,000 units at $471.20) (SEC Form 4)ByQuantisnow·Wall Street's wire, on your screen.DUOL· Duolingo Inc.TechnologyOriginal source