Company:  BIOGEN IDEC INC. (BIIB)
Form Type:  8-K
Filing Date:  3/2/2012 
CIK:  0000875045 
Address:  133 BOSTON POST ROAD 
City, State, Zip:  WESTON, Massachusetts 02493 
Telephone:  (781) 464-2000 
Fiscal Year:  12/31 
Last Trade
Last Trade: 
$235.24  
Change: 
2.62 (1.13%)  
Trade Time: 
May 24  
Market Cap: 
$55.84B
Description of Business
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  FORM 8-K
    SECTION 5 CORPORATE GOVERNANCE
      Item 5.02 Departure of Directors or Certain Officers; ...
    SIGNATURES