Live feed17:02:06·33dINSIDERFilingvia QuantisnowChairman and CEO Wren John covered exercise/tax liability with 4,397 shares, decreasing direct ownership by 2% to 215,830 units (SEC Form 4)ByQuantisnow·Wall Street's wire, on your screen.OMC· Omnicom Group Inc.Consumer DiscretionaryOriginal source