Company:  ALKERMES PLC. (ALKS)
Form Type:  10-Q
Filing Date:  2/2/2012 
CIK:  0001520262 
Address:  CONNAUGHT HOUSE
1 BURLINGTON ROAD
 
City, State, Zip:  DUBLIN 4,  00000 
Telephone:  00-353-1-772-8000 
Fiscal Year:  12/31 
Last Trade
Last Trade: 
$46.77  
Change: 
-0.29 (-0.62%)  
Trade Time: 
Apr 23  
Market Cap: 
$6.75B
Description of Business
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  FORM 10-Q
    Ex-31.1 Section 302 Certification of Chief Executive Officer
    PART I. FINANCIAL INFORMATION
      Item 1. Condensed Consolidated Financial Statements:
        BALANCE SHEET
        BALANCE SHEET
        INCOME STATEMENT
        STOCKHOLDERS EQUITY
        CASH FLOW
        NOTES TO CONDENSED CONSOLIDATED FINANCIAL STATEMENTS - ...
      Item 2. Management's Discussion and Analysis of Financial ...
      Item 3. Quantitative and Qualitative Disclosures about ...
      Item 4. Controls and Procedures
    PART II. OTHER INFORMATION
      Item 1. Legal Proceedings
      Item 1A. Risk Factors
      Item 2. Unregistered Sales of Equity Securities and Use of ...
      Item 5. Other Information
      Item 6. Exhibits
    SIGNATURES
  EXHIBIT 31.1
    CERTIFICATIONS
  EXHIBIT 31.2
    CERTIFICATIONS
  EXHIBIT 32.1
    CERTIFICATION PURSUANT TO
BROKERAGE PARTNERS