| 
                 
                    Closing price on 5/30/2011
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    29.90 | 
                 
                
                    | High | 
                    29.90 | 
                 
                
                    | Low | 
                    29.90 | 
                     
                
                    | Volume | 
                    5,000 | 
                                 
                
                    | Split-adjusted Price | 
                    4.27 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
DXP Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                5/30/2011
             | 
            
                -0.10 / -0.33%
             |             
            
                29.90
             |           
            
                29.90
             |               
            
                29.90
             |                           
            
                29.90
             | 
            
                29.90
             |                     
            
                4.27
             |                                 
            
                5,000
             |            
            
                 
             |                                       
         
    
        
            | 
                5/27/2011
             | 
            
                +1.00 / +3.45%
             |             
            
                30.00
             |           
            
                30.00
             |               
            
                30.00
             |                           
            
                30.00
             | 
            
                30.00
             |                     
            
                4.29
             |                                 
            
                3,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/26/2011
             | 
            
                -0.50 / -1.69%
             |             
            
                29.60
             |           
            
                29.60
             |               
            
                29.00
             |                           
            
                29.00
             | 
            
                29.00
             |                     
            
                4.15
             |                                 
            
                1,200
             |            
            
                 
             |                                       
         
    
        
            | 
                5/25/2011
             | 
            
                -1.20 / -3.91%
             |             
            
                30.00
             |           
            
                30.00
             |               
            
                29.50
             |                           
            
                29.50
             | 
            
                29.50
             |                     
            
                4.22
             |                                 
            
                7,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/24/2011
             | 
            
                -1.00 / -3.15%
             |             
            
                31.00
             |           
            
                31.00
             |               
            
                30.50
             |                           
            
                30.70
             | 
            
                30.70
             |                     
            
                4.39
             |                                 
            
                7,300
             |            
            
                 
             |                                       
         
    
        
            | 
                5/23/2011
             | 
            
                -0.30 / -0.94%
             |             
            
                32.00
             |           
            
                32.00
             |               
            
                31.70
             |                           
            
                31.70
             | 
            
                31.70
             |                     
            
                4.53
             |                                 
            
                2,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/20/2011
             | 
            
                0.00 / 0.00%
             |             
            
                32.10
             |           
            
                32.10
             |               
            
                32.00
             |                           
            
                32.00
             | 
            
                32.00
             |                     
            
                4.57
             |                                 
            
                1,600
             |            
            
                 
             |                                       
         
    
        
            | 
                5/19/2011
             | 
            
                0.00 / 0.00%
             |             
            
                32.00
             |           
            
                32.00
             |               
            
                32.00
             |                           
            
                32.00
             | 
            
                32.00
             |                     
            
                4.57
             |                                 
            
                6,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/18/2011
             | 
            
                -0.10 / -0.31%
             |             
            
                32.10
             |           
            
                32.10
             |               
            
                32.00
             |                           
            
                32.00
             | 
            
                32.00
             |                     
            
                4.57
             |                                 
            
                4,100
             |            
            
                 
             |                                       
         
    
        
            | 
                5/17/2011
             | 
            
                0.00 / 0.00%
             |             
            
                32.10
             |           
            
                32.10
             |               
            
                32.10
             |                           
            
                32.10
             | 
            
                32.10
             |                     
            
                4.59
             |                                 
            
                2,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/16/2011
             | 
            
                0.00 / 0.00%
             |             
            
                32.10
             |           
            
                32.10
             |               
            
                32.10
             |                           
            
                32.10
             | 
            
                32.10
             |                     
            
                4.59
             |                                 
            
                2,800
             |            
            
                 
             |                                       
         
    
        
            | 
                5/13/2011
             | 
            
                -0.90 / -2.73%
             |             
            
                32.10
             |           
            
                32.10
             |               
            
                32.10
             |                           
            
                32.10
             | 
            
                32.10
             |                     
            
                4.59
             |                                 
            
                1,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/12/2011
             | 
            
                -18.50 / -35.92%
             |             
            
                33.50
             |           
            
                33.50
             |               
            
                33.00
             |                           
            
                33.00
             | 
            
                33.00
             |                     
            
                4.72
             |                                 
            
                1,600
             |            
            
                 
             |                                       
         
    
        
            | 
                5/11/2011
             | 
            
                +0.10 / +0.19%
             |             
            
                51.50
             |           
            
                52.00
             |               
            
                51.20
             |                           
            
                51.50
             | 
            
                51.50
             |                     
            
                4.72
             |                                 
            
                7,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/10/2011
             | 
            
                -0.10 / -0.19%
             |             
            
                51.50
             |           
            
                51.50
             |               
            
                51.40
             |                           
            
                51.40
             | 
            
                51.40
             |                     
            
                4.71
             |                                 
            
                7,300
             |            
            
                 
             |                                       
         
    
        
            | 
                5/9/2011
             | 
            
                0.00 / 0.00%
             |             
            
                51.50
             |           
            
                51.60
             |               
            
                51.50
             |                           
            
                51.50
             | 
            
                51.50
             |                     
            
                4.72
             |                                 
            
                4,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/6/2011
             | 
            
                +0.50 / +0.98%
             |             
            
                51.50
             |           
            
                51.50
             |               
            
                51.50
             |                           
            
                51.50
             | 
            
                51.50
             |                     
            
                4.72
             |                                 
            
                200
             |            
            
                 
             |                                       
         
    
        
            | 
                5/5/2011
             | 
            
                -0.10 / -0.20%
             |             
            
                51.10
             |           
            
                51.10
             |               
            
                51.00
             |                           
            
                51.00
             | 
            
                51.00
             |                     
            
                4.67
             |                                 
            
                5,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/4/2011
             | 
            
                0.00 / 0.00%
             |             
            
                51.10
             |           
            
                51.50
             |               
            
                51.10
             |                           
            
                51.10
             | 
            
                51.10
             |                     
            
                4.68
             |                                 
            
                5,700
             |            
            
                 
             |                                       
         
    
        
            | 
                4/29/2011
             | 
            
                0.00 / 0.00%
             |             
            
                51.00
             |           
            
                51.40
             |               
            
                51.00
             |                           
            
                51.10
             | 
            
                51.10
             |                     
            
                4.68
             |                                 
            
                3,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/28/2011
             | 
            
                +0.50 / +0.99%
             |             
            
                50.70
             |           
            
                51.10
             |               
            
                50.70
             |                           
            
                51.10
             | 
            
                51.10
             |                     
            
                4.68
             |                                 
            
                2,900
             |            
            
                 
             |                                       
         
    
        
            | 
                4/27/2011
             | 
            
                +1.10 / +2.22%
             |             
            
                50.60
             |           
            
                50.60
             |               
            
                50.60
             |                           
            
                50.60
             | 
            
                50.60
             |                     
            
                4.63
             |                                 
            
                300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/26/2011
             | 
            
                -2.00 / -3.88%
             |             
            
                51.00
             |           
            
                51.00
             |               
            
                49.50
             |                           
            
                49.50
             | 
            
                49.50
             |                     
            
                4.53
             |                                 
            
                19,600
             |            
            
                 
             |                                       
         
    
        
            | 
                4/25/2011
             | 
            
                0.00 / 0.00%
             |             
            
                51.50
             |           
            
                51.50
             |               
            
                51.50
             |                           
            
                51.50
             | 
            
                51.50
             |                     
            
                4.72
             |                                 
            
                3,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/22/2011
             | 
            
                +0.10 / +0.19%
             |             
            
                51.50
             |           
            
                51.50
             |               
            
                51.50
             |                           
            
                51.50
             | 
            
                51.50
             |                     
            
                4.72
             |                                 
            
                7,100
             |            
            
                 
             |                                       
         
    
        
            | 
                4/21/2011
             | 
            
                +0.40 / +0.78%
             |             
            
                51.40
             |           
            
                52.00
             |               
            
                51.40
             |                           
            
                51.40
             | 
            
                51.40
             |                     
            
                4.71
             |                                 
            
                7,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/20/2011
             | 
            
                +1.00 / +2.00%
             |             
            
                50.80
             |           
            
                51.00
             |               
            
                50.70
             |                           
            
                51.00
             | 
            
                51.00
             |                     
            
                4.67
             |                                 
            
                6,800
             |            
            
                 
             |                                       
         
    
        
            | 
                4/19/2011
             | 
            
                -0.20 / -0.40%
             |             
            
                50.20
             |           
            
                51.00
             |               
            
                50.00
             |                           
            
                50.00
             | 
            
                50.00
             |                     
            
                4.58
             |                                 
            
                4,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/18/2011
             | 
            
                -0.30 / -0.59%
             |             
            
                50.50
             |           
            
                50.50
             |               
            
                50.20
             |                           
            
                50.20
             | 
            
                50.20
             |                     
            
                4.60
             |                                 
            
                800
             |            
            
                 
             |                                       
         
    
        
            | 
                4/15/2011
             | 
            
                0.00 / 0.00%
             |             
            
                50.00
             |           
            
                50.90
             |               
            
                50.00
             |                           
            
                50.50
             | 
            
                50.50
             |                     
            
                4.63
             |                                 
            
                3,100
             |  
            
                 
             |                                                              
             
    
         
    
    
 |