Live feed16:28:09·46dINSIDERFilingvia QuantisnowChief Operating Officer Ponrt Jiri covered exercise/tax liability with 3,210 shares and converted options into 6,471 shares, increasing direct ownership by 2% to 192,156 units (SEC Form 4)ByQuantisnow·Wall Street's wire, on your screen.GRPN· Groupon Inc.Consumer DiscretionaryOriginal source