| 
                 
                    Closing price on 6/1/2018
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    7.10 | 
                 
                
                    | High | 
                    7.50 | 
                 
                
                    | Low | 
                    7.10 | 
                     
                
                    | Volume | 
                    37,200 | 
                                 
                
                    | Split-adjusted Price | 
                    5.90 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
PVG Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                6/1/2018
             | 
            
                +0.20 / +2.82%
             |             
            
                7.10
             |           
            
                7.50
             |               
            
                7.10
             |                           
            
                7.30
             | 
            
                7.35
             |                     
            
                5.90
             |                                 
            
                37,200
             |            
            
                 
             |                                       
         
    
        
            | 
                5/31/2018
             | 
            
                -0.20 / -2.74%
             |             
            
                7.30
             |           
            
                7.80
             |               
            
                7.10
             |                           
            
                7.10
             | 
            
                7.30
             |                     
            
                5.74
             |                                 
            
                23,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/30/2018
             | 
            
                -0.20 / -2.67%
             |             
            
                7.90
             |           
            
                7.90
             |               
            
                7.20
             |                           
            
                7.30
             | 
            
                7.27
             |                     
            
                5.90
             |                                 
            
                9,300
             |            
            
                 
             |                                       
         
    
        
            | 
                5/29/2018
             | 
            
                -0.10 / -1.32%
             |             
            
                7.90
             |           
            
                7.90
             |               
            
                7.50
             |                           
            
                7.50
             | 
            
                7.62
             |                     
            
                6.06
             |                                 
            
                7,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/28/2018
             | 
            
                -0.80 / -9.52%
             |             
            
                8.00
             |           
            
                8.00
             |               
            
                7.60
             |                           
            
                7.60
             | 
            
                7.62
             |                     
            
                6.14
             |                                 
            
                40,600
             |            
            
                 
             |                                       
         
    
        
            | 
                5/25/2018
             | 
            
                0.00 / 0.00%
             |             
            
                8.40
             |           
            
                8.40
             |               
            
                8.40
             |                           
            
                8.40
             | 
            
                8.40
             |                     
            
                6.79
             |                                 
            
                1,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/24/2018
             | 
            
                -0.10 / -1.18%
             |             
            
                8.70
             |           
            
                8.70
             |               
            
                8.10
             |                           
            
                8.40
             | 
            
                8.24
             |                     
            
                6.79
             |                                 
            
                31,600
             |            
            
                 
             |                                       
         
    
        
            | 
                5/23/2018
             | 
            
                +0.50 / +6.25%
             |             
            
                8.80
             |           
            
                8.80
             |               
            
                8.50
             |                           
            
                8.50
             | 
            
                8.65
             |                     
            
                6.87
             |                                 
            
                200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/22/2018
             | 
            
                -0.80 / -9.09%
             |             
            
                8.50
             |           
            
                8.60
             |               
            
                8.00
             |                           
            
                8.00
             | 
            
                8.13
             |                     
            
                6.47
             |                                 
            
                110,300
             |            
            
                 
             |                                       
         
    
        
            | 
                5/21/2018
             | 
            
                0.00 / 0.00%
             |             
            
                8.80
             |           
            
                8.80
             |               
            
                8.80
             |                           
            
                8.80
             | 
            
                8.80
             |                     
            
                7.12
             |                                 
            
                100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/18/2018
             | 
            
                -0.10 / -1.12%
             |             
            
                8.80
             |           
            
                8.80
             |               
            
                8.80
             |                           
            
                8.80
             | 
            
                8.80
             |                     
            
                7.12
             |                                 
            
                4,200
             |            
            
                 
             |                                       
         
    
        
            | 
                5/17/2018
             | 
            
                0.00 / 0.00%
             |             
            
                8.90
             |           
            
                8.90
             |               
            
                8.80
             |                           
            
                8.90
             | 
            
                8.90
             |                     
            
                7.20
             |                                 
            
                19,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/16/2018
             | 
            
                0.00 / 0.00%
             |             
            
                8.90
             |           
            
                8.90
             |               
            
                8.90
             |                           
            
                8.90
             | 
            
                8.90
             |                     
            
                7.20
             |                                 
            
                100
             |            
            
                 
             |                                       
         
    
        
            | 
                5/15/2018
             | 
            
                -0.10 / -1.11%
             |             
            
                8.50
             |           
            
                8.90
             |               
            
                8.50
             |                           
            
                8.90
             | 
            
                8.79
             |                     
            
                7.20
             |                                 
            
                2,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/14/2018
             | 
            
                +0.30 / +3.45%
             |             
            
                8.60
             |           
            
                9.00
             |               
            
                8.60
             |                           
            
                9.00
             | 
            
                8.97
             |                     
            
                7.28
             |                                 
            
                1,200
             |            
            
                 
             |                                       
         
    
        
            | 
                5/11/2018
             | 
            
                -0.10 / -1.14%
             |             
            
                8.60
             |           
            
                8.70
             |               
            
                8.60
             |                           
            
                8.70
             | 
            
                8.61
             |                     
            
                7.03
             |                                 
            
                1,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/10/2018
             | 
            
                0.00 / 0.00%
             |             
            
                8.50
             |           
            
                8.80
             |               
            
                8.40
             |                           
            
                8.80
             | 
            
                8.43
             |                     
            
                7.12
             |                                 
            
                5,700
             |            
            
                 
             |                                       
         
    
        
            | 
                5/9/2018
             | 
            
                0.00 / 0.00%
             |             
            
                8.80
             |           
            
                8.80
             |               
            
                8.50
             |                           
            
                8.80
             | 
            
                8.69
             |                     
            
                7.12
             |                                 
            
                13,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/8/2018
             | 
            
                0.00 / 0.00%
             |             
            
                8.60
             |           
            
                8.80
             |               
            
                8.60
             |                           
            
                8.80
             | 
            
                8.62
             |                     
            
                7.12
             |                                 
            
                8,600
             |            
            
                 
             |                                       
         
    
        
            | 
                5/7/2018
             | 
            
                +0.20 / +2.33%
             |             
            
                8.80
             |           
            
                8.90
             |               
            
                8.60
             |                           
            
                8.80
             | 
            
                8.77
             |                     
            
                7.12
             |                                 
            
                55,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/4/2018
             | 
            
                -0.40 / -4.44%
             |             
            
                9.00
             |           
            
                9.00
             |               
            
                8.60
             |                           
            
                8.60
             | 
            
                8.73
             |                     
            
                6.95
             |                                 
            
                13,600
             |            
            
                 
             |                                       
         
    
        
            | 
                5/3/2018
             | 
            
                -0.30 / -3.23%
             |             
            
                8.80
             |           
            
                9.00
             |               
            
                8.80
             |                           
            
                9.00
             | 
            
                8.88
             |                     
            
                7.28
             |                                 
            
                3,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/2/2018
             | 
            
                -0.30 / -3.13%
             |             
            
                8.80
             |           
            
                9.30
             |               
            
                8.80
             |                           
            
                9.30
             | 
            
                8.97
             |                     
            
                7.52
             |                                 
            
                4,400
             |            
            
                 
             |                                       
         
    
        
            | 
                4/27/2018
             | 
            
                +0.40 / +4.35%
             |             
            
                9.00
             |           
            
                9.60
             |               
            
                8.90
             |                           
            
                9.60
             | 
            
                9.06
             |                     
            
                7.76
             |                                 
            
                11,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/26/2018
             | 
            
                -0.50 / -5.15%
             |             
            
                9.40
             |           
            
                9.40
             |               
            
                9.20
             |                           
            
                9.20
             | 
            
                9.32
             |                     
            
                7.44
             |                                 
            
                22,600
             |            
            
                 
             |                                       
         
    
        
            | 
                4/24/2018
             | 
            
                0.00 / 0.00%
             |             
            
                9.70
             |           
            
                9.70
             |               
            
                9.70
             |                           
            
                9.70
             | 
            
                9.70
             |                     
            
                7.84
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/23/2018
             | 
            
                0.00 / 0.00%
             |             
            
                9.10
             |           
            
                9.70
             |               
            
                9.10
             |                           
            
                9.70
             | 
            
                9.11
             |                     
            
                7.84
             |                                 
            
                7,600
             |            
            
                 
             |                                       
         
    
        
            | 
                4/20/2018
             | 
            
                0.00 / 0.00%
             |             
            
                9.00
             |           
            
                9.70
             |               
            
                8.90
             |                           
            
                9.70
             | 
            
                9.02
             |                     
            
                7.84
             |                                 
            
                36,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/19/2018
             | 
            
                0.00 / 0.00%
             |             
            
                9.50
             |           
            
                9.70
             |               
            
                9.40
             |                           
            
                9.70
             | 
            
                9.46
             |                     
            
                7.84
             |                                 
            
                6,600
             |            
            
                 
             |                                       
         
    
        
            | 
                4/18/2018
             | 
            
                0.00 / 0.00%
             |             
            
                9.50
             |           
            
                9.70
             |               
            
                9.50
             |                           
            
                9.70
             | 
            
                9.56
             |                     
            
                7.84
             |                                 
            
                10,600
             |  
            
                 
             |                                                              
             
    
         
    
    
 |