| 
                 
                    Closing price on 11/17/2021
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    12.50 | 
                 
                
                    | High | 
                    12.50 | 
                 
                
                    | Low | 
                    12.10 | 
                     
                
                    | Volume | 
                    14,600 | 
                                 
                
                    | Split-adjusted Price | 
                    8.54 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
ST8 Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                11/17/2021
             | 
            
                -0.50 / -3.85%
             |             
            
                12.50
             |           
            
                12.50
             |               
            
                12.10
             |                           
            
                12.50
             | 
            
                12.23
             |                     
            
                8.54
             |                                 
            
                14,600
             |            
            
                 
             |                                       
         
    
        
            | 
                11/16/2021
             | 
            
                -0.80 / -5.80%
             |             
            
                13.00
             |           
            
                13.00
             |               
            
                12.90
             |                           
            
                13.00
             | 
            
                12.96
             |                     
            
                8.88
             |                                 
            
                14,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/15/2021
             | 
            
                +0.90 / +6.98%
             |             
            
                13.60
             |           
            
                13.80
             |               
            
                13.60
             |                           
            
                13.80
             | 
            
                13.76
             |                     
            
                9.43
             |                                 
            
                39,400
             |            
            
                 
             |                                       
         
    
        
            | 
                11/12/2021
             | 
            
                +0.85 / +6.72%
             |             
            
                12.50
             |           
            
                13.50
             |               
            
                12.50
             |                           
            
                13.50
             | 
            
                13.21
             |                     
            
                8.82
             |                                 
            
                53,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/11/2021
             | 
            
                -0.15 / -1.17%
             |             
            
                12.95
             |           
            
                12.95
             |               
            
                12.50
             |                           
            
                12.65
             | 
            
                12.75
             |                     
            
                8.26
             |                                 
            
                14,900
             |            
            
                 
             |                                       
         
    
        
            | 
                11/10/2021
             | 
            
                +0.20 / +1.59%
             |             
            
                12.60
             |           
            
                12.95
             |               
            
                12.40
             |                           
            
                12.80
             | 
            
                12.84
             |                     
            
                8.36
             |                                 
            
                6,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/9/2021
             | 
            
                +0.10 / +0.80%
             |             
            
                12.90
             |           
            
                12.90
             |               
            
                12.60
             |                           
            
                12.60
             | 
            
                12.63
             |                     
            
                8.23
             |                                 
            
                3,400
             |            
            
                 
             |                                       
         
    
        
            | 
                11/8/2021
             | 
            
                +0.20 / +1.63%
             |             
            
                13.00
             |           
            
                13.00
             |               
            
                12.40
             |                           
            
                12.50
             | 
            
                12.75
             |                     
            
                8.16
             |                                 
            
                34,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/5/2021
             | 
            
                +0.80 / +6.96%
             |             
            
                11.60
             |           
            
                12.30
             |               
            
                11.60
             |                           
            
                12.30
             | 
            
                12.24
             |                     
            
                8.03
             |                                 
            
                13,400
             |            
            
                 
             |                                       
         
    
        
            | 
                11/4/2021
             | 
            
                +0.25 / +2.22%
             |             
            
                11.40
             |           
            
                11.50
             |               
            
                11.30
             |                           
            
                11.50
             | 
            
                11.37
             |                     
            
                7.51
             |                                 
            
                8,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/3/2021
             | 
            
                0.00 / 0.00%
             |             
            
                11.30
             |           
            
                11.40
             |               
            
                11.20
             |                           
            
                11.25
             | 
            
                11.25
             |                     
            
                7.35
             |                                 
            
                2,400
             |            
            
                 
             |                                       
         
    
        
            | 
                11/2/2021
             | 
            
                -0.15 / -1.32%
             |             
            
                11.30
             |           
            
                11.40
             |               
            
                11.20
             |                           
            
                11.25
             | 
            
                11.32
             |                     
            
                7.35
             |                                 
            
                5,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/1/2021
             | 
            
                +0.20 / +1.79%
             |             
            
                11.30
             |           
            
                11.40
             |               
            
                11.30
             |                           
            
                11.40
             | 
            
                11.32
             |                     
            
                7.44
             |                                 
            
                2,600
             |            
            
                 
             |                                       
         
    
        
            | 
                10/29/2021
             | 
            
                0.00 / 0.00%
             |             
            
                11.20
             |           
            
                11.20
             |               
            
                11.20
             |                           
            
                11.20
             | 
            
                11.20
             |                     
            
                7.31
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/28/2021
             | 
            
                +0.40 / +3.70%
             |             
            
                10.85
             |           
            
                11.20
             |               
            
                10.80
             |                           
            
                11.20
             | 
            
                11.20
             |                     
            
                7.31
             |                                 
            
                800
             |            
            
                 
             |                                       
         
    
        
            | 
                10/27/2021
             | 
            
                -0.10 / -0.92%
             |             
            
                10.90
             |           
            
                10.90
             |               
            
                10.80
             |                           
            
                10.80
             | 
            
                10.83
             |                     
            
                7.05
             |                                 
            
                1,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/26/2021
             | 
            
                0.00 / 0.00%
             |             
            
                10.90
             |           
            
                10.90
             |               
            
                10.90
             |                           
            
                10.90
             | 
            
                10.90
             |                     
            
                7.12
             |                                 
            
                3,300
             |            
            
                 
             |                                       
         
    
        
            | 
                10/25/2021
             | 
            
                -0.10 / -0.91%
             |             
            
                11.00
             |           
            
                11.00
             |               
            
                10.90
             |                           
            
                10.90
             | 
            
                10.99
             |                     
            
                7.12
             |                                 
            
                7,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/22/2021
             | 
            
                0.00 / 0.00%
             |             
            
                11.00
             |           
            
                11.00
             |               
            
                11.00
             |                           
            
                11.00
             | 
            
                11.00
             |                     
            
                7.18
             |                                 
            
                300
             |            
            
                 
             |                                       
         
    
        
            | 
                10/21/2021
             | 
            
                +0.10 / +0.92%
             |             
            
                11.00
             |           
            
                11.00
             |               
            
                11.00
             |                           
            
                11.00
             | 
            
                11.00
             |                     
            
                7.18
             |                                 
            
                300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/20/2021
             | 
            
                -0.70 / -6.03%
             |             
            
                11.00
             |           
            
                11.05
             |               
            
                10.90
             |                           
            
                10.90
             | 
            
                10.90
             |                     
            
                7.12
             |                                 
            
                8,000
             |            
            
                 
             |                                       
         
    
        
            | 
                10/19/2021
             | 
            
                +0.60 / +5.45%
             |             
            
                10.95
             |           
            
                11.60
             |               
            
                10.95
             |                           
            
                11.60
             | 
            
                10.95
             |                     
            
                7.58
             |                                 
            
                400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/18/2021
             | 
            
                -0.10 / -0.90%
             |             
            
                11.10
             |           
            
                11.10
             |               
            
                11.00
             |                           
            
                11.00
             | 
            
                11.10
             |                     
            
                7.18
             |                                 
            
                1,400
             |            
            
                 
             |                                       
         
    
        
            | 
                10/15/2021
             | 
            
                +0.35 / +3.26%
             |             
            
                10.80
             |           
            
                11.10
             |               
            
                10.80
             |                           
            
                11.10
             | 
            
                10.95
             |                     
            
                7.25
             |                                 
            
                2,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/14/2021
             | 
            
                0.00 / 0.00%
             |             
            
                10.75
             |           
            
                10.75
             |               
            
                10.75
             |                           
            
                10.75
             | 
            
                10.75
             |                     
            
                7.02
             |                                 
            
                1,200
             |            
            
                 
             |                                       
         
    
        
            | 
                10/13/2021
             | 
            
                +0.35 / +3.37%
             |             
            
                10.75
             |           
            
                10.75
             |               
            
                10.75
             |                           
            
                10.75
             | 
            
                10.75
             |                     
            
                7.02
             |                                 
            
                100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/12/2021
             | 
            
                -0.40 / -3.70%
             |             
            
                10.80
             |           
            
                10.80
             |               
            
                10.40
             |                           
            
                10.40
             | 
            
                10.40
             |                     
            
                6.79
             |                                 
            
                200
             |            
            
                 
             |                                       
         
    
        
            | 
                10/11/2021
             | 
            
                0.00 / 0.00%
             |             
            
                10.75
             |           
            
                10.80
             |               
            
                10.75
             |                           
            
                10.80
             | 
            
                10.80
             |                     
            
                7.05
             |                                 
            
                700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/8/2021
             | 
            
                -0.05 / -0.46%
             |             
            
                10.80
             |           
            
                10.80
             |               
            
                10.80
             |                           
            
                10.80
             | 
            
                10.80
             |                     
            
                7.05
             |                                 
            
                600
             |            
            
                 
             |                                       
         
    
        
            | 
                10/7/2021
             | 
            
                -0.10 / -0.91%
             |             
            
                10.50
             |           
            
                10.85
             |               
            
                10.50
             |                           
            
                10.85
             | 
            
                10.50
             |                     
            
                7.09
             |                                 
            
                200
             |  
            
                 
             |                                                              
             
    
         
    
    
 |