Company:  PIONEER SOUTHWEST ENERGY ... (PSE)
Form Type:  4
Filing Date:  2/24/2012 
CIK:  0001407463 
Address:  5205 N. O'CONNOR BLVD., SUITE 200 
City, State, Zip:  IRVING, Texas 75039 
Telephone:  (972) 444-9001 
Fiscal Year:  12/31 
Last Trade
Last Trade: 
$32.97  
Change: 
0.06 (0.18%)  
Trade Time: 
11:24 AM EST  
Market Cap: 
$1.18B
Description of Business
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  FORM 4
    NAME AND TITLE
    NON DERIVATIVE SECURITIES
    DERIVATIVE SECURITIES
    REPORTING OWNERS
    SIGNATURES