Form 6-K Gafisa S.A. For: Dec 31

Indicate by check mark if the registrant is submitting
the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(7):

Yes ______ No ___X___

Indicate by check mark whether by furnishing the information contained in this Form,
the Registrant is also thereby furnishing the information to the Commission pursuant
to Rule 12g3-2(b) under the Securities Exchange Act of 1934:

Yes ______ No ___X___

If Yes is marked, indicate below the file number assigned
to the registrant in connection with Rule 12g3-2(b): N/A

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GAFISA S.A.

Corporate Taxpayers ID (CNPJ/MF) No. 01.545.826/0001-07

Corporate Registry (NIRE) 35.300.147.952

Publicly-Held Company

NOTICE TO MARKET

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S�o Paulo, SP, Brazil, June 12, 2013  GAFISA S.A. (BOVESPA: GFSA3) (Gafisa or Company) hereby discloses to the market the communication received on this date from its shareholders Polo Capital Gest�o de Recursos Ltda., with headquarters located in the City of Rio de Janeiro, State of Rio de Janeiro, at Avenida Ataulfo de Paiva 204, 10^th floor, enrolled with CNPJ/MF under No. 05.451.668/0001-79 and Polo Capital Internacional Gest�o de Recursos Ltda., with headquarters located in the City of Rio de Janeiro, State of Rio de Janeiro, at Avenida Ataulfo de Paiva 204, 11^th floor, enrolled with CNPJ/MF under No. 08.990.773/0001-74 (defined jointly as Investor), pursuant to Article 12 of CVM Instruction 358/02, as follows:

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1. The Investor reached relevant participation of 12.88% of the total capital stock of the Company, by means of acquisition of Companys common shares by the set of funds/portfolio under its management, in a total amount of participation of 52,547,486 common shares of Gafisa, including 1,180 American Depositary Receipts, each representing 2 shares, on December 18, 2014;

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2. The Investor declares that its objective for the participation abovementioned is strictly of investment and the participation does not have the purpose of changing the controlling group or the administrative structure of the Company;

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3. In addition, the Investor declares that it does not hold any convertible debentures issued by the Company or any other securities convertible in shares issued by the Company; and

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4. Finally, the Investor declares that it has not entered into any contract or agreement governing the exercise of voting rights or the purchase and sale of the securities issued by the Company.

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S�o Paulo, December 19, 2014.

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GAFISA S.A.

Andr� Bergstein

Investor Relations Officer

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