| 
                 
                    Closing price on 5/5/2014
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    5.10 | 
                 
                
                    | High | 
                    5.20 | 
                 
                
                    | Low | 
                    4.60 | 
                     
                
                    | Volume | 
                    6,541,268 | 
                                 
                
                    | Split-adjusted Price | 
                    4.70 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
PVX Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                5/5/2014
             | 
            
                -0.40 / -7.84%
             |             
            
                5.10
             |           
            
                5.20
             |               
            
                4.60
             |                           
            
                4.70
             | 
            
                4.81
             |                     
            
                4.70
             |                                 
            
                6,541,268
             |            
            
                 
             |                                       
         
    
        
            | 
                4/29/2014
             | 
            
                0.00 / 0.00%
             |             
            
                5.10
             |           
            
                5.20
             |               
            
                4.90
             |                           
            
                5.10
             | 
            
                5.04
             |                     
            
                5.10
             |                                 
            
                4,129,634
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/28/2014
             | 
            
                -0.10 / -1.92%
             |             
            
                5.20
             |           
            
                5.40
             |               
            
                5.10
             |                           
            
                5.10
             | 
            
                5.17
             |                     
            
                5.10
             |                                 
            
                5,832,477
             |            
            
                 
             |                                       
         
    
        
            | 
                4/25/2014
             | 
            
                0.00 / 0.00%
             |             
            
                5.10
             |           
            
                5.50
             |               
            
                5.10
             |                           
            
                5.20
             | 
            
                5.26
             |                     
            
                5.20
             |                                 
            
                6,806,077
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/24/2014
             | 
            
                -0.10 / -1.89%
             |             
            
                5.30
             |           
            
                5.30
             |               
            
                5.10
             |                           
            
                5.20
             | 
            
                5.22
             |                     
            
                5.20
             |                                 
            
                6,174,933
             |            
            
                 
             |                                       
         
    
        
            | 
                4/23/2014
             | 
            
                +0.40 / +8.16%
             |             
            
                5.10
             |           
            
                5.30
             |               
            
                5.10
             |                           
            
                5.30
             | 
            
                5.29
             |                     
            
                5.30
             |                                 
            
                12,695,079
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/22/2014
             | 
            
                +0.40 / +8.89%
             |             
            
                4.40
             |           
            
                4.90
             |               
            
                4.40
             |                           
            
                4.90
             | 
            
                4.71
             |                     
            
                4.90
             |                                 
            
                10,023,274
             |            
            
                 
             |                                       
         
    
        
            | 
                4/21/2014
             | 
            
                -0.30 / -6.25%
             |             
            
                4.80
             |           
            
                4.90
             |               
            
                4.50
             |                           
            
                4.50
             | 
            
                4.66
             |                     
            
                4.50
             |                                 
            
                7,277,718
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/18/2014
             | 
            
                -0.50 / -9.43%
             |             
            
                5.40
             |           
            
                5.40
             |               
            
                4.80
             |                           
            
                4.80
             | 
            
                4.92
             |                     
            
                4.80
             |                                 
            
                11,127,170
             |            
            
                 
             |                                       
         
    
        
            | 
                4/17/2014
             | 
            
                -0.10 / -1.85%
             |             
            
                5.40
             |           
            
                5.60
             |               
            
                5.20
             |                           
            
                5.30
             | 
            
                5.43
             |                     
            
                5.30
             |                                 
            
                7,936,215
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/16/2014
             | 
            
                -0.50 / -8.47%
             |             
            
                5.90
             |           
            
                5.90
             |               
            
                5.40
             |                           
            
                5.40
             | 
            
                5.55
             |                     
            
                5.40
             |                                 
            
                13,441,464
             |            
            
                 
             |                                       
         
    
        
            | 
                4/15/2014
             | 
            
                -0.30 / -4.84%
             |             
            
                6.20
             |           
            
                6.30
             |               
            
                5.90
             |                           
            
                5.90
             | 
            
                6.08
             |                     
            
                5.90
             |                                 
            
                8,614,759
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/14/2014
             | 
            
                0.00 / 0.00%
             |             
            
                6.30
             |           
            
                6.50
             |               
            
                6.20
             |                           
            
                6.20
             | 
            
                6.28
             |                     
            
                6.20
             |                                 
            
                6,133,860
             |            
            
                 
             |                                       
         
    
        
            | 
                4/11/2014
             | 
            
                0.00 / 0.00%
             |             
            
                6.20
             |           
            
                6.40
             |               
            
                6.00
             |                           
            
                6.20
             | 
            
                6.19
             |                     
            
                6.20
             |                                 
            
                6,663,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/10/2014
             | 
            
                -0.20 / -3.13%
             |             
            
                6.50
             |           
            
                6.50
             |               
            
                6.20
             |                           
            
                6.20
             | 
            
                6.34
             |                     
            
                6.20
             |                                 
            
                4,835,319
             |            
            
                 
             |                                       
         
    
        
            | 
                4/8/2014
             | 
            
                0.00 / 0.00%
             |             
            
                6.40
             |           
            
                6.80
             |               
            
                6.30
             |                           
            
                6.40
             | 
            
                6.51
             |                     
            
                6.40
             |                                 
            
                7,058,419
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/7/2014
             | 
            
                0.00 / 0.00%
             |             
            
                6.10
             |           
            
                6.40
             |               
            
                6.00
             |                           
            
                6.40
             | 
            
                6.10
             |                     
            
                6.40
             |                                 
            
                15,678,421
             |            
            
                 
             |                                       
         
    
        
            | 
                4/4/2014
             | 
            
                -0.40 / -5.88%
             |             
            
                6.80
             |           
            
                6.80
             |               
            
                6.40
             |                           
            
                6.40
             | 
            
                6.57
             |                     
            
                6.40
             |                                 
            
                7,600,489
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/3/2014
             | 
            
                +0.40 / +6.25%
             |             
            
                6.80
             |           
            
                6.80
             |               
            
                6.50
             |                           
            
                6.80
             | 
            
                6.66
             |                     
            
                6.80
             |                                 
            
                8,531,391
             |            
            
                 
             |                                       
         
    
        
            | 
                4/2/2014
             | 
            
                -0.10 / -1.54%
             |             
            
                6.60
             |           
            
                6.90
             |               
            
                6.20
             |                           
            
                6.40
             | 
            
                6.51
             |                     
            
                6.40
             |                                 
            
                10,651,450
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/1/2014
             | 
            
                -0.40 / -5.80%
             |             
            
                6.90
             |           
            
                7.10
             |               
            
                6.40
             |                           
            
                6.50
             | 
            
                6.71
             |                     
            
                6.50
             |                                 
            
                10,408,907
             |            
            
                 
             |                                       
         
    
        
            | 
                3/31/2014
             | 
            
                +0.30 / +4.55%
             |             
            
                6.60
             |           
            
                7.20
             |               
            
                6.50
             |                           
            
                6.90
             | 
            
                6.85
             |                     
            
                6.90
             |                                 
            
                15,167,596
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/28/2014
             | 
            
                +0.20 / +3.13%
             |             
            
                6.50
             |           
            
                6.70
             |               
            
                6.40
             |                           
            
                6.60
             | 
            
                6.55
             |                     
            
                6.60
             |                                 
            
                6,624,942
             |            
            
                 
             |                                       
         
    
        
            | 
                3/27/2014
             | 
            
                +0.10 / +1.59%
             |             
            
                6.30
             |           
            
                6.60
             |               
            
                5.90
             |                           
            
                6.40
             | 
            
                6.26
             |                     
            
                6.40
             |                                 
            
                12,450,988
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/26/2014
             | 
            
                -0.50 / -7.35%
             |             
            
                6.80
             |           
            
                7.20
             |               
            
                6.20
             |                           
            
                6.30
             | 
            
                6.64
             |                     
            
                6.30
             |                                 
            
                17,471,722
             |            
            
                 
             |                                       
         
    
        
            | 
                3/25/2014
             | 
            
                -0.60 / -8.11%
             |             
            
                7.40
             |           
            
                7.40
             |               
            
                6.80
             |                           
            
                6.80
             | 
            
                7.10
             |                     
            
                6.80
             |                                 
            
                16,580,038
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/24/2014
             | 
            
                +0.10 / +1.37%
             |             
            
                7.30
             |           
            
                7.50
             |               
            
                7.10
             |                           
            
                7.40
             | 
            
                7.30
             |                     
            
                7.40
             |                                 
            
                11,434,154
             |            
            
                 
             |                                       
         
    
        
            | 
                3/21/2014
             | 
            
                +0.20 / +2.82%
             |             
            
                7.20
             |           
            
                7.40
             |               
            
                7.10
             |                           
            
                7.30
             | 
            
                7.26
             |                     
            
                7.30
             |                                 
            
                8,450,535
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/20/2014
             | 
            
                +0.40 / +5.97%
             |             
            
                6.70
             |           
            
                7.30
             |               
            
                6.60
             |                           
            
                7.10
             | 
            
                6.96
             |                     
            
                7.10
             |                                 
            
                17,877,203
             |            
            
                 
             |                                       
         
    
        
            | 
                3/19/2014
             | 
            
                -0.10 / -1.47%
             |             
            
                6.90
             |           
            
                6.90
             |               
            
                6.50
             |                           
            
                6.70
             | 
            
                6.73
             |                     
            
                6.70
             |                                 
            
                14,897,937
             |  
            
                 
             |                                                              
             
    
         
    
    
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