Live feed20:53:09·1193dINSIDERFilingvia QuantisnowSEC Form 4: Schmitz Damien converted options into 462 shares and covered exercise/tax liability with 160 shares, increasing direct ownership by 1% to 26,386 units to satisfy withholding taxByQuantisnow·Wall Street's wire, on your screen.GRPN· Groupon Inc.Consumer DiscretionaryOriginal source