Company:  MOMENTA PHARMACEUTICALS I ... (MNTA)
Form Type:  8-K
Filing Date:  12/5/2011 
CIK:  0001235010 
Address:  675 WEST KENDALL STREET 
City, State, Zip:  CAMBRIDGE, Massachusetts 02142 
Telephone:  617 491-9700 
Fiscal Year:  12/31 
Last Trade
Last Trade: 
$11.49  
Change: 
-0.35 (-2.96%)  
Trade Time: 
Apr 23  
Market Cap: 
$602.95M
Description of Business
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  FORM 8-K
    SECTION 1 BUSINESS AND OPERATIONS
      Item 1.01. Entry into a Material Definitive Agreement
    SIGNATURES
BROKERAGE PARTNERS