| 
                 
                    Closing price on 7/18/2022
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    3.40 | 
                 
                
                    | High | 
                    3.70 | 
                 
                
                    | Low | 
                    3.40 | 
                     
                
                    | Volume | 
                    206,100 | 
                                 
                
                    | Split-adjusted Price | 
                    3.50 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
PV2 Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                7/18/2022
             | 
            
                +0.10 / +2.94%
             |             
            
                3.40
             |           
            
                3.70
             |               
            
                3.40
             |                           
            
                3.50
             | 
            
                3.57
             |                     
            
                3.50
             |                                 
            
                206,100
             |            
            
                 
             |                                       
         
    
        
            | 
                7/15/2022
             | 
            
                0.00 / 0.00%
             |             
            
                3.40
             |           
            
                3.50
             |               
            
                3.30
             |                           
            
                3.40
             | 
            
                3.40
             |                     
            
                3.40
             |                                 
            
                140,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/14/2022
             | 
            
                0.00 / 0.00%
             |             
            
                3.30
             |           
            
                3.40
             |               
            
                3.30
             |                           
            
                3.40
             | 
            
                3.34
             |                     
            
                3.40
             |                                 
            
                41,000
             |            
            
                 
             |                                       
         
    
        
            | 
                7/13/2022
             | 
            
                0.00 / 0.00%
             |             
            
                3.30
             |           
            
                3.40
             |               
            
                3.30
             |                           
            
                3.40
             | 
            
                3.35
             |                     
            
                3.40
             |                                 
            
                53,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/12/2022
             | 
            
                +0.10 / +3.03%
             |             
            
                3.20
             |           
            
                3.40
             |               
            
                3.20
             |                           
            
                3.40
             | 
            
                3.31
             |                     
            
                3.40
             |                                 
            
                200,900
             |            
            
                 
             |                                       
         
    
        
            | 
                7/11/2022
             | 
            
                0.00 / 0.00%
             |             
            
                3.30
             |           
            
                3.30
             |               
            
                3.20
             |                           
            
                3.30
             | 
            
                3.23
             |                     
            
                3.30
             |                                 
            
                21,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/8/2022
             | 
            
                0.00 / 0.00%
             |             
            
                3.30
             |           
            
                3.40
             |               
            
                3.30
             |                           
            
                3.30
             | 
            
                3.34
             |                     
            
                3.30
             |                                 
            
                40,700
             |            
            
                 
             |                                       
         
    
        
            | 
                7/7/2022
             | 
            
                0.00 / 0.00%
             |             
            
                3.30
             |           
            
                3.30
             |               
            
                3.20
             |                           
            
                3.30
             | 
            
                3.20
             |                     
            
                3.30
             |                                 
            
                25,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/6/2022
             | 
            
                0.00 / 0.00%
             |             
            
                3.30
             |           
            
                3.30
             |               
            
                3.30
             |                           
            
                3.30
             | 
            
                3.30
             |                     
            
                3.30
             |                                 
            
                64,000
             |            
            
                 
             |                                       
         
    
        
            | 
                7/5/2022
             | 
            
                -0.10 / -2.94%
             |             
            
                3.30
             |           
            
                3.40
             |               
            
                3.30
             |                           
            
                3.30
             | 
            
                3.40
             |                     
            
                3.30
             |                                 
            
                129,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/4/2022
             | 
            
                0.00 / 0.00%
             |             
            
                3.50
             |           
            
                3.50
             |               
            
                3.40
             |                           
            
                3.40
             | 
            
                3.47
             |                     
            
                3.40
             |                                 
            
                34,700
             |            
            
                 
             |                                       
         
    
        
            | 
                7/1/2022
             | 
            
                -0.10 / -2.86%
             |             
            
                3.40
             |           
            
                3.40
             |               
            
                3.20
             |                           
            
                3.40
             | 
            
                3.31
             |                     
            
                3.40
             |                                 
            
                101,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/30/2022
             | 
            
                -0.10 / -2.78%
             |             
            
                3.60
             |           
            
                3.60
             |               
            
                3.40
             |                           
            
                3.50
             | 
            
                3.51
             |                     
            
                3.50
             |                                 
            
                71,100
             |            
            
                 
             |                                       
         
    
        
            | 
                6/29/2022
             | 
            
                +0.10 / +2.86%
             |             
            
                3.40
             |           
            
                3.70
             |               
            
                3.30
             |                           
            
                3.60
             | 
            
                3.41
             |                     
            
                3.60
             |                                 
            
                95,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/28/2022
             | 
            
                -0.10 / -2.78%
             |             
            
                3.50
             |           
            
                3.60
             |               
            
                3.40
             |                           
            
                3.50
             | 
            
                3.50
             |                     
            
                3.50
             |                                 
            
                107,700
             |            
            
                 
             |                                       
         
    
        
            | 
                6/27/2022
             | 
            
                -0.10 / -2.70%
             |             
            
                3.60
             |           
            
                3.60
             |               
            
                3.40
             |                           
            
                3.60
             | 
            
                3.44
             |                     
            
                3.60
             |                                 
            
                120,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/24/2022
             | 
            
                +0.30 / +8.82%
             |             
            
                3.40
             |           
            
                3.70
             |               
            
                3.30
             |                           
            
                3.70
             | 
            
                3.44
             |                     
            
                3.70
             |                                 
            
                76,200
             |            
            
                 
             |                                       
         
    
        
            | 
                6/23/2022
             | 
            
                0.00 / 0.00%
             |             
            
                3.40
             |           
            
                3.40
             |               
            
                3.20
             |                           
            
                3.40
             | 
            
                3.33
             |                     
            
                3.40
             |                                 
            
                40,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/22/2022
             | 
            
                +0.30 / +9.68%
             |             
            
                3.00
             |           
            
                3.40
             |               
            
                2.80
             |                           
            
                3.40
             | 
            
                3.00
             |                     
            
                3.40
             |                                 
            
                252,900
             |            
            
                 
             |                                       
         
    
        
            | 
                6/21/2022
             | 
            
                -0.30 / -8.82%
             |             
            
                3.30
             |           
            
                3.30
             |               
            
                3.10
             |                           
            
                3.10
             | 
            
                3.12
             |                     
            
                3.10
             |                                 
            
                112,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/20/2022
             | 
            
                -0.30 / -8.11%
             |             
            
                3.60
             |           
            
                3.60
             |               
            
                3.40
             |                           
            
                3.40
             | 
            
                3.41
             |                     
            
                3.40
             |                                 
            
                217,100
             |            
            
                 
             |                                       
         
    
        
            | 
                6/17/2022
             | 
            
                -0.10 / -2.63%
             |             
            
                3.70
             |           
            
                3.80
             |               
            
                3.50
             |                           
            
                3.70
             | 
            
                3.67
             |                     
            
                3.70
             |                                 
            
                452,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/16/2022
             | 
            
                0.00 / 0.00%
             |             
            
                3.80
             |           
            
                3.80
             |               
            
                3.70
             |                           
            
                3.80
             | 
            
                3.76
             |                     
            
                3.80
             |                                 
            
                64,700
             |            
            
                 
             |                                       
         
    
        
            | 
                6/15/2022
             | 
            
                +0.10 / +2.70%
             |             
            
                3.80
             |           
            
                3.80
             |               
            
                3.50
             |                           
            
                3.80
             | 
            
                3.67
             |                     
            
                3.80
             |                                 
            
                112,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/14/2022
             | 
            
                0.00 / 0.00%
             |             
            
                3.60
             |           
            
                3.90
             |               
            
                3.60
             |                           
            
                3.70
             | 
            
                3.75
             |                     
            
                3.70
             |                                 
            
                157,500
             |            
            
                 
             |                                       
         
    
        
            | 
                6/13/2022
             | 
            
                -0.40 / -9.76%
             |             
            
                4.00
             |           
            
                4.00
             |               
            
                3.70
             |                           
            
                3.70
             | 
            
                3.80
             |                     
            
                3.70
             |                                 
            
                342,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/10/2022
             | 
            
                -0.10 / -2.38%
             |             
            
                4.20
             |           
            
                4.20
             |               
            
                4.10
             |                           
            
                4.10
             | 
            
                4.11
             |                     
            
                4.10
             |                                 
            
                51,400
             |            
            
                 
             |                                       
         
    
        
            | 
                6/9/2022
             | 
            
                0.00 / 0.00%
             |             
            
                4.20
             |           
            
                4.20
             |               
            
                4.00
             |                           
            
                4.20
             | 
            
                4.10
             |                     
            
                4.20
             |                                 
            
                161,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/8/2022
             | 
            
                +0.20 / +5.00%
             |             
            
                4.00
             |           
            
                4.20
             |               
            
                4.00
             |                           
            
                4.20
             | 
            
                4.15
             |                     
            
                4.20
             |                                 
            
                131,100
             |            
            
                 
             |                                       
         
    
        
            | 
                6/7/2022
             | 
            
                -0.10 / -2.44%
             |             
            
                4.10
             |           
            
                4.20
             |               
            
                3.90
             |                           
            
                4.00
             | 
            
                4.00
             |                     
            
                4.00
             |                                 
            
                143,200
             |  
            
                 
             |                                                              
             
    
         
    
    
 |