Company:  OI S.A. (OIBR)
Form Type:  SC 13D
Filing Date:  2/29/2012 
CIK:  0001160846 
Address:  RUA GENERAL POLIDORO, NO. 99
5TH FLOOR/PART - BOTAFOGO
 
City, State, Zip:  RIO DE JANEIRO, RJ,  22280-001 
Telephone:  55-21-3131-1211 
Fiscal Year:  12/31 
Last Trade
Last Trade: 
$2.18  
Change: 
-0.05 (-2.24%)  
Trade Time: 
01:11 PM EST  
Market Cap: 
$2.45B
Description of Business
Register for a Free Trial and access this filing in:     
  FORM SC 13D
  EXHIBIT 99.1
  EXHIBIT 99.2