Anytrademarksincludedaretrademarksoftheirrespectiveownersandarenotaffiliatedwith,norendorsedby,PricewaterhouseCoopersLLP,itssubsidiariesoraffiliates.www.pwc.comwww.iab.netIABinternetadvertisingrevenuereport2015fullyearresultsApril2016AnindustrysurveyconductedbyPwCandsponsoredbytheInteractiveAdvertisingBureau(IAB)www.pwc.comwww.iab.netmailto:www.pwc.commailto::www.iab.netPwCPage2of30TableofContentsBackground.........................................................................................................................................................................3Executivesummary............................................................................................................................................................4Detailedfindings.....................................................................................