Company:  ARENA PHARMACEUTICALS INC (ARNA)
Form Type:  4
Filing Date:  3/19/2012 
CIK:  0001080709 
Address:  6154 NANCY RIDGE DRIVE 
City, State, Zip:  SAN DIEGO, California 92121 
Telephone:  858-453-7200 
Fiscal Year:  12/31 
Last Trade
Last Trade: 
$7.61  
Change: 
0.10 (1.33%)  
Trade Time: 
Jun 19  
Market Cap: 
$1.66B
Description of Business
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  FORM 4
    NAME AND TITLE
    NON DERIVATIVE SECURITIES
    DERIVATIVE SECURITIES
    EXPLANATIONS AND REMARKS
    REPORTING OWNERS
    SIGNATURES