Company:  INSMED INC (INSM)
Form Type:  4
Filing Date:  1/13/2012 
CIK:  0001104506 
Address:  9 DEER PARK DRIVE
SUITE C
 
City, State, Zip:  MONMOUTH JUNCTION, New Jersey 08852 
Telephone:  732-997-4600 
Fiscal Year:  12/31 
Last Trade
Last Trade: 
$12.93  
Change: 
0.49 (3.94%)  
Trade Time: 
May 24  
Market Cap: 
$411.11M
Description of Business
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  FORM 4
    NAME AND TITLE
    NON DERIVATIVE SECURITIES
    DERIVATIVE SECURITIES
    EXPLANATIONS AND REMARKS
    REPORTING OWNERS
    SIGNATURES