Company:  ALKERMES PLC. (ALKS)
Form Type:  8-K
Filing Date:  3/7/2012 
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: 
$47.06  
Change: 
1.28 (2.80%)  
Trade Time: 
Apr 22  
Market Cap: 
$6.80B
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  FORM 8-K
    SECTION 1 BUSINESS AND OPERATIONS
      Item 1.01. Entry into a Material Definitive Agreement
    SECTION 7 REGULATION FD
      Item 7.01. Regulation FD Disclosure
    SECTION 9 FINANCIAL STATEMENTS AND EXHIBITS
      Item 9.01. Financial Statements and Exhibits
    SIGNATURE
    EXHIBIT INDEX
  EXHIBIT 10.1
  EXHIBIT 99.1
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