Itau Unibanco Holding S.A. - Announcement to the Market - Trading of Own Shares for Treasury

   Itau Unibanco Holding S.A. - Announcement to the Market - Trading of Own
                             Shares for Treasury

  PR Newswire

  SAO PAULO, Nov. 1, 2012

- Month: October 2012

SAO PAULO, Nov. 1, 2012 /PRNewswire/ --

1. On November 18, 2004, in keeping with the best Corporate Governance
practice, Itau Unibanco Holding S.A. ("Itau Unibanco") voluntarily disclosed
its "Operating Rules for the Trading of Own Shares for Treasury"("Rules").

2. Item 2.1.3 of the "Rules" established the obligation to make monthly
disclosure of the volumes of own shares traded on stock exchanges by Itau
Unibanco, and minimum, average and maximum prices.

3. In this context, we wish to inform that during October 2012 , Itau Unibanco
acquired 800,000 preferred shares, the average acquisition price for which was
R$ 29.11 (maximum price of R$ 29.57 and minimum of R$ 28.61).

4. Considering the said acquisition, it should be kept in mind that up to end
of October 2012, we had already acquired 4,300,000 preferred shares at the
average price of R$ 28.45 as shown in the following table.

                                                     Prices - R$ per Share
                    2012 Transaction Trading Volume Minimum Average Maximum
                   May                    3,500,000   26.91   28.30   29.00
Preferred Shares October  Purchase          800,000   28.61   29.11   29.57

We would point out that these acquisitions relate to the share buy-back
program, effective until November 5, 2012, approved by the Board of Directors,
authorizing the acquisition of up to 9 million of common shares and 56.7
million in preferred shares.

5. We would also inform that as from November 5, 2012 a new share buy-back
program will begin and terminate on November 4, 2013, the limit for which
shall be increased to 100 million shares, being 13.7 million common shares and
86.3 million preferred shares.

We would remind readers that historical data is available in the
organization's Investor Relations site ( www.itau-unibanco.com/ir )

Sao Paulo - SP, November 1st, 2012.

Alfredo Egydio Setubal Investor Relations Officer

A Publicly Listed Company CNPJ. 60.872.504/0001-23 (BM&FBovespa: ITUB4 e
ITUB3) (NYSE: ITUB) Contact: 55-11-2794-3547

Website: http://www.itau-unibanco.com/ir
 
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