Company:  COMPANHIA DE SANEAMENTO B ... (SBS)
Form Type:  6-K
Filing Date:  12/27/2011 
CIK:  0001170858 
Address:  RUA COSTA CARVALHO, 300
SAO PAULO
 
City, State, Zip:  SP,  05429-900 
Telephone:  011-55-11-3388-8000 
Fiscal Year:  12/31 
Last Trade
Last Trade: 
$12.81  
Change: 
-0.28 (-2.14%)  
Trade Time: 
May 17  
Market Cap: 
$8.76B
Description of Business
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  FORM 6-K
    SIGNATURE