Banco Cruzeiro do Sul S.A. Corporate Taxpayer's ID (CNPJ/MF): 62.136.254/0001-99 Company Registry (NIRE): 35300011015 Publicly-held Company

NOTICE TO THE MARKET

Banco Cruzeiro do Sul S.A. ("Company"), a publicly-held financial institution, hereby announces the market that tomorrow, May 18, 2012, its controller will put on auction the amount of 8,939,882 (eight million, nine hundred thirty-nine thousand, eight hundred and eighty two) preferred shares of his property, issued by the Company, CZRS4, to reestablish the free float of at least 25% as mandated by the Corporate Governance Level 1 of BM&FBovespa S.A.
The sale set forth does not involve any change in administrative structure or the Company's control.
Additional information may be obtained in the Investor Relations Department of the Company at +55 11 3848-2704 or email: ri@bcsul.com.br
Sincerely,
Luis Octavio Azeredo Lopes Indio da Costa
Investor Relations Officer
Banco Cruzeiro do Sul S/A

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