UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM 6-K
Report of Foreign Private Issuer
Pursuant to Rule 13a-16 or 15d-16
of the Securities Exchange Act of 1934
For the month of June 2016
Commission File Number: 1-15256
OI S.A.
(Exact Name as Specified in its Charter)
N/A
(Translation of registrant's name into English)
Rua General Polidoro, No. 99, 5th floor/part – Botafogo
22280-001 Rio de Janeiro, RJ
Federative Republic of Brazil
(Address of principal executive offices)
(Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F.)
Form 20-F: x Form 40-F: ¨
(Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(1)):
Yes: ¨ No: x
(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 the registrant 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):
Oi S.A.
Corporate Taxpayers’ Registry (CNPJ/MF) No. 76.535.764/0001-43
Board of Trade (NIRE) No. 33.300.29520-8
Publicly-Held Company
NOTICE TO THE MARKET
Fitch rating
Oi S.A. (BOVESPA: OIBR3, OIBR4; NYSE: OIBR.C, OIBR) (the “Company” or “Oi”) discloses to its shareholders and the market in general that Fitch announced today its review of the credit rating attributed to the Company, downgrading long-term global and domestic scales of credit rating from CCC to C.
Rio de Janeiro, June 17 2016
Flavio Nicolay Guimarães
Chief Financial Officer and Investor Relations Officer
Oi S.A.
SIGNATURES
Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.
Date: June 17, 2016
OI S.A. | ||
By: |
/s/ Flavio Nicolay Guimarães | |
Name: | Flavio Nicolay Guimarães | |
Title: | Chief Financial Officer and Investor Relations Officer |