Company:  IMMUNOGEN INC (IMGN)
Form Type:  10-Q
Filing Date:  10/31/2012 
CIK:  0000855654 
Address:  830 WINTER ST 
City, State, Zip:  WALTHAM, Massachusetts 02451 
Telephone:  (781)895-0600 
Fiscal Year:  06/30 
Last Trade
Last Trade: 
$14.21  
Change: 
1.41 (11.02%)  
Trade Time: 
04:00 PM EST  
Market Cap: 
$1.22B
Description of Business
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  FORM 10-Q
    PART I
      FINANCIAL STATEMENTS
        BALANCE SHEET
        INCOME STATEMENT
        CASH FLOW
        NOTES TO CONSOLIDATED FINANCIAL STATEMENTS
      ITEM 2. Management's Discussion and ...
      ITEM 3. Quantitative and Qualitative Disclosure ...
      ITEM 4. Controls and Procedures
    PART II. OTHER INFORMATION
      ITEM 1A. Risk Factors
      ITEM 6. Exhibits
    SIGNATURES
  EXHIBIT 31.1
    CERTIFICATIONS
  EXHIBIT 31.2
    CERTIFICATIONS
  EXHIBIT 32
    Certification
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