Company:  MOMENTA PHARMACEUTICALS I ... (MNTA)
Form Type:  10-K
Filing Date:  2/28/2013 
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
Register for EDGAR Pro and access this filing in:     
  FORM 10-K
    PART I
      Item 1. BUSINESS
      Item 1A. RISK FACTORS
      Item 1B. UNRESOLVED STAFF COMMENTS
      Item 2. PROPERTIES
      Item 3. LEGAL PROCEEDINGS
      Item 4. MINE SAFETY DISCLOSURES
    PART II
      Item 5. MARKET FOR REGISTRANT'S COMMON EQUITY, RELATED ...
      Item 6. SELECTED CONSOLIDATED FINANCIAL DATA
      Item 7. MANAGEMENT'S DISCUSSION AND ANALYSIS OF FINANCIAL ...
        Liquidity and Capital Resources
      Item 7A. QUANTITATIVE AND QUALITATIVE DISCLOSURES ABOUT ...
      Item 8. FINANCIAL STATEMENTS AND SUPPLEMENTARY DATA
        Report of Independent Registered Public Accounting Firm
        BALANCE SHEET
        STOCKHOLDERS EQUITY
        CASH FLOW
        NOTES TO CONSOLIDATED FINANCIAL STATEMENTS
      Item 9. CHANGES IN AND DISAGREEMENTS WITH ACCOUNTANTS ON ...
      Item 9A. CONTROLS AND PROCEDURES
      Report of Independent Registered Public Accounting Firm
      Item 9B. OTHER INFORMATION
    PART III
      Item 10. DIRECTORS, EXECUTIVE OFFICERS AND CORPORATE GOVERNANCE
      Item 11. EXECUTIVE COMPENSATION
      Item 12. SECURITY OWNERSHIP OF CERTAIN BENEFICIAL OWNERS ...
      Item 13. CERTAIN RELATIONSHIPS AND RELATED TRANSACTIONS, ...
      Item 14. PRINCIPAL ACCOUNTANT FEES AND SERVICES
    PART IV
      Item 15. EXHIBITS AND FINANCIAL STATEMENT SCHEDULES
    SIGNATURES
    EXHIBIT INDEX
  EXHIBIT 21
  EXHIBIT 23.1
    CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM
  EXHIBIT 31.1
    CERTIFICATION
  EXHIBIT 31.2
    CERTIFICATION
  EXHIBIT 32.1
    CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350,
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