Company:  MICROSTRATEGY INC (MSTR)
Form Type:  4
Filing Date:  3/2/2012 
CIK:  0001050446 
Address:  1850 TOWERS CRESCENT PLAZA 
City, State, Zip:  TYSONS CORNER, Virginia 22182 
Telephone:  (703) 848-8600 
Fiscal Year:  12/31 
Last Trade
Last Trade: 
$94.17  
Change: 
-1.78 (-1.86%)  
Trade Time: 
04:00 PM EST  
Market Cap: 
$854.50M
Description of Business
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  FORM 4
    NAME AND TITLE
    NON DERIVATIVE SECURITIES
    DERIVATIVE SECURITIES
    EXPLANATIONS AND REMARKS
    REPORTING OWNERS
    SIGNATURES