| 
                 
                    Closing price on 10/28/2021
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    6.30 | 
                 
                
                    | High | 
                    7.00 | 
                 
                
                    | Low | 
                    6.30 | 
                     
                
                    | Volume | 
                    12,000 | 
                                 
                
                    | Split-adjusted Price | 
                    6.90 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
S72 Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                10/28/2021
             | 
            
                -0.10 / -1.43%
             |             
            
                6.30
             |           
            
                7.00
             |               
            
                6.30
             |                           
            
                6.90
             | 
            
                6.90
             |                     
            
                6.90
             |                                 
            
                12,000
             |            
            
                 
             |                                       
         
    
        
            | 
                10/27/2021
             | 
            
                +0.60 / +9.52%
             |             
            
                7.00
             |           
            
                7.00
             |               
            
                6.90
             |                           
            
                6.90
             | 
            
                7.00
             |                     
            
                6.90
             |                                 
            
                200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/26/2021
             | 
            
                +0.60 / +10.17%
             |             
            
                5.70
             |           
            
                6.70
             |               
            
                5.70
             |                           
            
                6.50
             | 
            
                6.30
             |                     
            
                6.50
             |                                 
            
                8,300
             |            
            
                 
             |                                       
         
    
        
            | 
                10/25/2021
             | 
            
                -0.30 / -5.00%
             |             
            
                6.10
             |           
            
                6.10
             |               
            
                5.70
             |                           
            
                5.70
             | 
            
                5.90
             |                     
            
                5.70
             |                                 
            
                200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/22/2021
             | 
            
                +0.50 / +8.47%
             |             
            
                5.90
             |           
            
                6.40
             |               
            
                5.90
             |                           
            
                6.40
             | 
            
                6.00
             |                     
            
                6.40
             |                                 
            
                4,500
             |            
            
                 
             |                                       
         
    
        
            | 
                10/21/2021
             | 
            
                +0.30 / +5.36%
             |             
            
                5.90
             |           
            
                5.90
             |               
            
                5.90
             |                           
            
                5.90
             | 
            
                5.90
             |                     
            
                5.90
             |                                 
            
                100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/20/2021
             | 
            
                -0.10 / -1.67%
             |             
            
                5.60
             |           
            
                5.90
             |               
            
                5.60
             |                           
            
                5.90
             | 
            
                5.60
             |                     
            
                5.90
             |                                 
            
                2,300
             |            
            
                 
             |                                       
         
    
        
            | 
                10/19/2021
             | 
            
                +0.20 / +3.45%
             |             
            
                6.00
             |           
            
                6.00
             |               
            
                6.00
             |                           
            
                6.00
             | 
            
                6.00
             |                     
            
                6.00
             |                                 
            
                100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/18/2021
             | 
            
                0.00 / 0.00%
             |             
            
                5.80
             |           
            
                5.80
             |               
            
                5.80
             |                           
            
                5.80
             | 
            
                5.80
             |                     
            
                5.80
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                10/15/2021
             | 
            
                +0.70 / +12.50%
             |             
            
                5.80
             |           
            
                6.30
             |               
            
                5.80
             |                           
            
                6.30
             | 
            
                5.80
             |                     
            
                6.30
             |                                 
            
                1,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/14/2021
             | 
            
                +0.60 / +11.54%
             |             
            
                5.50
             |           
            
                5.80
             |               
            
                5.50
             |                           
            
                5.80
             | 
            
                5.60
             |                     
            
                5.80
             |                                 
            
                4,800
             |            
            
                 
             |                                       
         
    
        
            | 
                10/13/2021
             | 
            
                -0.50 / -8.77%
             |             
            
                5.20
             |           
            
                5.20
             |               
            
                5.20
             |                           
            
                5.20
             | 
            
                5.20
             |                     
            
                5.20
             |                                 
            
                1,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/12/2021
             | 
            
                +0.50 / +9.62%
             |             
            
                5.80
             |           
            
                5.80
             |               
            
                5.70
             |                           
            
                5.70
             | 
            
                5.70
             |                     
            
                5.70
             |                                 
            
                300
             |            
            
                 
             |                                       
         
    
        
            | 
                10/11/2021
             | 
            
                -0.80 / -13.56%
             |             
            
                5.90
             |           
            
                5.90
             |               
            
                5.10
             |                           
            
                5.10
             | 
            
                5.20
             |                     
            
                5.10
             |                                 
            
                1,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/8/2021
             | 
            
                +0.50 / +9.26%
             |             
            
                5.90
             |           
            
                5.90
             |               
            
                5.90
             |                           
            
                5.90
             | 
            
                5.90
             |                     
            
                5.90
             |                                 
            
                2,100
             |            
            
                 
             |                                       
         
    
        
            | 
                10/7/2021
             | 
            
                +0.20 / +3.85%
             |             
            
                5.40
             |           
            
                5.40
             |               
            
                5.40
             |                           
            
                5.40
             | 
            
                5.40
             |                     
            
                5.40
             |                                 
            
                1,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/6/2021
             | 
            
                +0.70 / +14.89%
             |             
            
                5.00
             |           
            
                5.40
             |               
            
                5.00
             |                           
            
                5.40
             | 
            
                5.20
             |                     
            
                5.40
             |                                 
            
                4,200
             |            
            
                 
             |                                       
         
    
        
            | 
                10/5/2021
             | 
            
                0.00 / 0.00%
             |             
            
                4.70
             |           
            
                4.70
             |               
            
                4.70
             |                           
            
                4.70
             | 
            
                4.70
             |                     
            
                4.70
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/4/2021
             | 
            
                -0.70 / -13.21%
             |             
            
                5.00
             |           
            
                5.00
             |               
            
                4.60
             |                           
            
                4.60
             | 
            
                4.70
             |                     
            
                4.60
             |                                 
            
                5,300
             |            
            
                 
             |                                       
         
    
        
            | 
                10/1/2021
             | 
            
                -0.20 / -3.85%
             |             
            
                5.20
             |           
            
                5.80
             |               
            
                5.00
             |                           
            
                5.00
             | 
            
                5.30
             |                     
            
                5.00
             |                                 
            
                1,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/30/2021
             | 
            
                -0.90 / -14.75%
             |             
            
                5.30
             |           
            
                5.30
             |               
            
                5.20
             |                           
            
                5.20
             | 
            
                5.20
             |                     
            
                5.20
             |                                 
            
                3,900
             |            
            
                 
             |                                       
         
    
        
            | 
                9/29/2021
             | 
            
                -0.90 / -13.85%
             |             
            
                6.50
             |           
            
                6.50
             |               
            
                5.60
             |                           
            
                5.60
             | 
            
                6.10
             |                     
            
                5.60
             |                                 
            
                800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/28/2021
             | 
            
                +0.60 / +10.17%
             |             
            
                6.50
             |           
            
                6.50
             |               
            
                6.50
             |                           
            
                6.50
             | 
            
                6.50
             |                     
            
                6.50
             |                                 
            
                1,300
             |            
            
                 
             |                                       
         
    
        
            | 
                9/27/2021
             | 
            
                +0.70 / +10.77%
             |             
            
                5.60
             |           
            
                7.20
             |               
            
                5.60
             |                           
            
                7.20
             | 
            
                5.90
             |                     
            
                7.20
             |                                 
            
                1,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/24/2021
             | 
            
                +0.70 / +9.59%
             |             
            
                8.30
             |           
            
                8.30
             |               
            
                6.30
             |                           
            
                8.00
             | 
            
                6.50
             |                     
            
                8.00
             |                                 
            
                1,600
             |            
            
                 
             |                                       
         
    
        
            | 
                9/23/2021
             | 
            
                +0.10 / +1.27%
             |             
            
                8.50
             |           
            
                8.50
             |               
            
                6.80
             |                           
            
                8.00
             | 
            
                7.30
             |                     
            
                8.00
             |                                 
            
                1,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/22/2021
             | 
            
                +0.80 / +11.43%
             |             
            
                8.00
             |           
            
                8.00
             |               
            
                7.80
             |                           
            
                7.80
             | 
            
                7.90
             |                     
            
                7.80
             |                                 
            
                400
             |            
            
                 
             |                                       
         
    
        
            | 
                9/21/2021
             | 
            
                +0.60 / +8.11%
             |             
            
                8.50
             |           
            
                8.50
             |               
            
                6.30
             |                           
            
                8.00
             | 
            
                7.00
             |                     
            
                8.00
             |                                 
            
                1,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/20/2021
             | 
            
                +0.80 / +11.94%
             |             
            
                7.40
             |           
            
                7.60
             |               
            
                7.00
             |                           
            
                7.50
             | 
            
                7.40
             |                     
            
                7.50
             |                                 
            
                4,600
             |            
            
                 
             |                                       
         
    
        
            | 
                9/17/2021
             | 
            
                +0.80 / +13.33%
             |             
            
                5.10
             |           
            
                6.90
             |               
            
                5.10
             |                           
            
                6.80
             | 
            
                6.70
             |                     
            
                6.80
             |                                 
            
                2,200
             |  
            
                 
             |                                                              
             
    
         
    
    
 |