| 
                 
                    Closing price on 9/17/2021
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    11.50 | 
                 
                
                    | High | 
                    11.50 | 
                 
                
                    | Low | 
                    11.50 | 
                     
                
                    | Volume | 
                    100 | 
                                 
                
                    | Split-adjusted Price | 
                    7.51 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
ST8 Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                9/17/2021
             | 
            
                +0.35 / +3.14%
             |             
            
                11.50
             |           
            
                11.50
             |               
            
                11.50
             |                           
            
                11.50
             | 
            
                11.50
             |                     
            
                7.51
             |                                 
            
                100
             |            
            
                 
             |                                       
         
    
        
            | 
                9/16/2021
             | 
            
                -0.05 / -0.45%
             |             
            
                11.90
             |           
            
                11.90
             |               
            
                11.15
             |                           
            
                11.15
             | 
            
                11.68
             |                     
            
                7.28
             |                                 
            
                2,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/15/2021
             | 
            
                +0.50 / +4.67%
             |             
            
                10.90
             |           
            
                11.40
             |               
            
                10.90
             |                           
            
                11.20
             | 
            
                11.38
             |                     
            
                7.31
             |                                 
            
                16,700
             |            
            
                 
             |                                       
         
    
        
            | 
                9/14/2021
             | 
            
                0.00 / 0.00%
             |             
            
                10.70
             |           
            
                10.70
             |               
            
                10.70
             |                           
            
                10.70
             | 
            
                10.70
             |                     
            
                6.99
             |                                 
            
                100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/13/2021
             | 
            
                +0.20 / +1.90%
             |             
            
                10.40
             |           
            
                10.70
             |               
            
                10.40
             |                           
            
                10.70
             | 
            
                10.59
             |                     
            
                6.99
             |                                 
            
                1,700
             |            
            
                 
             |                                       
         
    
        
            | 
                9/10/2021
             | 
            
                +0.45 / +4.48%
             |             
            
                10.50
             |           
            
                10.50
             |               
            
                10.50
             |                           
            
                10.50
             | 
            
                10.50
             |                     
            
                6.86
             |                                 
            
                200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/9/2021
             | 
            
                0.00 / 0.00%
             |             
            
                10.05
             |           
            
                10.05
             |               
            
                10.05
             |                           
            
                10.05
             | 
            
                10.05
             |                     
            
                6.56
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                9/8/2021
             | 
            
                -0.35 / -3.37%
             |             
            
                10.50
             |           
            
                10.50
             |               
            
                10.05
             |                           
            
                10.05
             | 
            
                10.50
             |                     
            
                6.56
             |                                 
            
                1,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/7/2021
             | 
            
                +0.10 / +0.97%
             |             
            
                10.60
             |           
            
                10.60
             |               
            
                10.40
             |                           
            
                10.40
             | 
            
                10.40
             |                     
            
                6.79
             |                                 
            
                600
             |            
            
                 
             |                                       
         
    
        
            | 
                9/6/2021
             | 
            
                +0.10 / +0.98%
             |             
            
                10.10
             |           
            
                10.60
             |               
            
                10.10
             |                           
            
                10.30
             | 
            
                10.12
             |                     
            
                6.73
             |                                 
            
                50,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/1/2021
             | 
            
                0.00 / 0.00%
             |             
            
                10.20
             |           
            
                10.20
             |               
            
                10.20
             |                           
            
                10.20
             | 
            
                10.20
             |                     
            
                6.66
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                8/31/2021
             | 
            
                +0.10 / +0.99%
             |             
            
                10.00
             |           
            
                10.20
             |               
            
                10.00
             |                           
            
                10.20
             | 
            
                10.00
             |                     
            
                6.66
             |                                 
            
                3,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/30/2021
             | 
            
                0.00 / 0.00%
             |             
            
                10.10
             |           
            
                10.10
             |               
            
                10.10
             |                           
            
                10.10
             | 
            
                10.10
             |                     
            
                6.60
             |                                 
            
                5,000
             |            
            
                 
             |                                       
         
    
        
            | 
                8/27/2021
             | 
            
                -0.10 / -0.98%
             |             
            
                10.10
             |           
            
                10.10
             |               
            
                10.10
             |                           
            
                10.10
             | 
            
                10.10
             |                     
            
                6.60
             |                                 
            
                1,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/26/2021
             | 
            
                0.00 / 0.00%
             |             
            
                10.20
             |           
            
                10.20
             |               
            
                10.20
             |                           
            
                10.20
             | 
            
                10.20
             |                     
            
                6.66
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                8/25/2021
             | 
            
                +0.20 / +2.00%
             |             
            
                10.10
             |           
            
                10.20
             |               
            
                10.10
             |                           
            
                10.20
             | 
            
                10.10
             |                     
            
                6.66
             |                                 
            
                700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/24/2021
             | 
            
                0.00 / 0.00%
             |             
            
                10.00
             |           
            
                10.00
             |               
            
                10.00
             |                           
            
                10.00
             | 
            
                10.00
             |                     
            
                6.53
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                8/23/2021
             | 
            
                0.00 / 0.00%
             |             
            
                10.00
             |           
            
                10.00
             |               
            
                10.00
             |                           
            
                10.00
             | 
            
                10.00
             |                     
            
                6.53
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/20/2021
             | 
            
                -0.30 / -2.91%
             |             
            
                10.00
             |           
            
                10.00
             |               
            
                10.00
             |                           
            
                10.00
             | 
            
                10.00
             |                     
            
                6.53
             |                                 
            
                1,000
             |            
            
                 
             |                                       
         
    
        
            | 
                8/19/2021
             | 
            
                +0.30 / +3.00%
             |             
            
                10.00
             |           
            
                10.30
             |               
            
                10.00
             |                           
            
                10.30
             | 
            
                10.00
             |                     
            
                6.73
             |                                 
            
                500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/18/2021
             | 
            
                -0.70 / -6.54%
             |             
            
                10.60
             |           
            
                10.60
             |               
            
                10.00
             |                           
            
                10.00
             | 
            
                10.32
             |                     
            
                6.53
             |                                 
            
                4,900
             |            
            
                 
             |                                       
         
    
        
            | 
                8/17/2021
             | 
            
                0.00 / 0.00%
             |             
            
                10.70
             |           
            
                10.70
             |               
            
                10.70
             |                           
            
                10.70
             | 
            
                10.70
             |                     
            
                6.99
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/16/2021
             | 
            
                +0.70 / +7.00%
             |             
            
                9.40
             |           
            
                10.70
             |               
            
                9.40
             |                           
            
                10.70
             | 
            
                9.78
             |                     
            
                6.99
             |                                 
            
                11,900
             |            
            
                 
             |                                       
         
    
        
            | 
                8/13/2021
             | 
            
                0.00 / 0.00%
             |             
            
                10.00
             |           
            
                10.00
             |               
            
                9.50
             |                           
            
                10.00
             | 
            
                9.50
             |                     
            
                6.53
             |                                 
            
                800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/12/2021
             | 
            
                -0.20 / -1.96%
             |             
            
                10.00
             |           
            
                10.00
             |               
            
                10.00
             |                           
            
                10.00
             | 
            
                10.00
             |                     
            
                6.53
             |                                 
            
                700
             |            
            
                 
             |                                       
         
    
        
            | 
                8/11/2021
             | 
            
                -0.20 / -1.92%
             |             
            
                10.20
             |           
            
                10.20
             |               
            
                10.20
             |                           
            
                10.20
             | 
            
                10.20
             |                     
            
                6.66
             |                                 
            
                1,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/10/2021
             | 
            
                0.00 / 0.00%
             |             
            
                10.40
             |           
            
                10.40
             |               
            
                10.40
             |                           
            
                10.40
             | 
            
                10.40
             |                     
            
                6.79
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                8/9/2021
             | 
            
                0.00 / 0.00%
             |             
            
                10.40
             |           
            
                10.40
             |               
            
                10.40
             |                           
            
                10.40
             | 
            
                10.40
             |                     
            
                6.79
             |                                 
            
                800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/6/2021
             | 
            
                0.00 / 0.00%
             |             
            
                10.40
             |           
            
                10.40
             |               
            
                10.40
             |                           
            
                10.40
             | 
            
                10.40
             |                     
            
                6.79
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                8/5/2021
             | 
            
                0.00 / 0.00%
             |             
            
                10.40
             |           
            
                10.40
             |               
            
                10.40
             |                           
            
                10.40
             | 
            
                10.40
             |                     
            
                6.79
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
         
    
    
 |