Company:  ATLAS ENERGY, L.P. (ATLS)
Form Type:  4
Filing Date:  5/3/2012 
CIK:  0001347218 
Address:  PARK PLACE CORPORATE CENTER ONE
1000 COMMERCE DRIVE, 4TH FLOOR
 
City, State, Zip:  PITTSBURGH, Pennsylvania 15275 
Telephone:  412-489-0006 
Fiscal Year:  12/31 
Last Trade
Last Trade: 
$52.06  
Change: 
-0.78 (-1.48%)  
Trade Time: 
May 22  
Market Cap: 
$2.67B
Description of Business
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  FORM 4
    NAME AND TITLE
    NON DERIVATIVE SECURITIES
    DERIVATIVE SECURITIES
    EXPLANATIONS AND REMARKS
    REPORTING OWNERS
    SIGNATURES