Company:  SINA CORP (SINA)
Form Type:  6-K
Filing Date:  9/23/2011 
CIK:  0001094005 
Address:  1313 GENEVA DRIVE 
City, State, Zip:  SUNNYVALE, California 94089 
Telephone:  (408) 548-0000 
Fiscal Year:  12/31 
Last Trade
Last Trade: 
$58.88  
Change: 
-0.06 (-0.10%)  
Trade Time: 
Jun 18  
Market Cap: 
$3.93B
Description of Business
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  FORM 6-K
    SIGNATURES
  EXHIBIT 99.1
  EXHIBIT 99.2