Exhibit 99.1 

  

Special InvitationFollow our conference call 2016 -....d Quarter ResultNovember 1, 2016 Access code: Itaú Unibanco Itaú Unibanco Holding S.A. (BM&FBovespa: ITUB4 and ITUB3; NYSE: ITUB and BCBA: ITUB4) is pleased to invite you to participate in our conference calls about the 2016 - 3rd quarter result.To join the event on the internet, please visit: www.itau.com.br/investor-relations. The audio webcast works with Internet Explorer 9 or above and the new versions of Chrome, Firefox and mobile devices.08:00 AM (EDT) 10:00 AM (Brasília time 09:30 AM (EDT 11:30 AM (Brasília time) Time Presentation Eduardo Mazzilli de VassimonExecutive Vice President, CFO (Chief Financial Ocer) and CRO (Chief Risk Ocer) Marcelo KopelInvestor Relations Ocer The conference calls will also be archived in audio format on the same website. To access an audio replay of the conference calls, which will be available until November 7, 2016, dial (55 11) 3193-1012 or (55 11) 2820-4012. Access codes: 1843526# (call in Portuguese) and5591183# (call in English). On the morning of the conference call, the slide presentation will be available for viewing and downloading. If you have any questions, please contact Mrs. Doris Pompeu at GlobalRI, at (55 11) 5042-6700 or doris.pompeu@globalri.com.br.facebook.com/itauunibancori @itauunibanco_ri www.itau.com.br/investor-relations