Live feed16:30:26·346dINSIDERFilingvia QuantisnowChairman and CEO Wren John covered exercise/tax liability with 3,792 shares, decreasing direct ownership by 2% to 220,227 units (SEC Form 4)ByQuantisnow·Wall Street's wire, on your screen.OMC· Omnicom Group Inc.Consumer DiscretionaryOriginal source