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

GAFISA S.A.

Corporate Taxpayer’s ID (CNPJ/MF) No. 01.545.826/0001-07

Corporate Registry (NIRE) 35.300.147.952

Publicly-Held Company

NOTICE TO MARKET

São Paulo, SP, Brasil, August 26, 2013 – Pursuant to Article 12 of CVM Instruction No. 358/02, Gafisa S.A. (BOVESPA: GFSA3) (“Gafisa” or “Company”), hereby discloses to the market communication received on August 23, 2013 from its shareholders Goldman Sachs International, located at Peterborough Court, 133 Fleet Street, London EC4A 2BB, enrolled with CNPJ/MF under No. 05.479.103/0001-08 and Goldman Sachs & Co., located at 200 West Street, New York, NY 10282, enrolled with CNPJ/MF under No. 05.987.216/0001-06 (nominated jointly as “Investor”), declaring that Investor sold 12,474,326 shares issued by Gafisa, decreasing its participation to 3.2% of the total capital stock of the Company, equivalent to 14,055,106 common shares issued by the Company, consistent of (i) 14,004,806 shares; and (ii) 25,150 American Depository Receipts, each of which represents 2 shares.

This new amount of shares no longer qualifies the Investor as holding a significant stake in the Company’s total capital stock, under the terms of Article 12 of CVM Instruction No. 358/02.

GAFISA S.A.

André Bergstein

Investor Relations Officer

SIGNATURE