Company:  CORESITE REALTY CORP (COR)
Form Type:  4
Filing Date:  4/9/2012 
CIK:  0001490892 
Address:  1050 17TH STREET
SUITE 800
 
City, State, Zip:  DENVER, Colorado 80265 
Telephone:  (866) 777-2673 
Fiscal Year:  12/31 
Last Trade
Last Trade: 
$35.74  
Change: 
-0.15 (-0.42%)  
Trade Time: 
May 21  
Market Cap: 
$764.16M
Description of Business
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  FORM 4
    NAME AND TITLE
    NON DERIVATIVE SECURITIES
    DERIVATIVE SECURITIES
    EXPLANATIONS AND REMARKS
    REPORTING OWNERS
    SIGNATURES