| 
                 
                    Closing price on 2/24/2022
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    12.50 | 
                 
                
                    | High | 
                    12.50 | 
                 
                
                    | Low | 
                    12.00 | 
                     
                
                    | Volume | 
                    2,600 | 
                                 
                
                    | Split-adjusted Price | 
                    8.34 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
ST8 Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                2/24/2022
             | 
            
                -0.20 / -1.61%
             |             
            
                12.50
             |           
            
                12.50
             |               
            
                12.00
             |                           
            
                12.20
             | 
            
                12.17
             |                     
            
                8.34
             |                                 
            
                2,600
             |            
            
                 
             |                                       
         
    
        
            | 
                2/23/2022
             | 
            
                0.00 / 0.00%
             |             
            
                12.10
             |           
            
                12.50
             |               
            
                12.10
             |                           
            
                12.40
             | 
            
                12.19
             |                     
            
                8.47
             |                                 
            
                800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/22/2022
             | 
            
                -0.10 / -0.80%
             |             
            
                12.40
             |           
            
                12.50
             |               
            
                12.20
             |                           
            
                12.40
             | 
            
                12.24
             |                     
            
                8.47
             |                                 
            
                3,600
             |            
            
                 
             |                                       
         
    
        
            | 
                2/21/2022
             | 
            
                0.00 / 0.00%
             |             
            
                12.40
             |           
            
                12.50
             |               
            
                12.30
             |                           
            
                12.50
             | 
            
                12.40
             |                     
            
                8.54
             |                                 
            
                2,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/18/2022
             | 
            
                0.00 / 0.00%
             |             
            
                12.50
             |           
            
                12.50
             |               
            
                12.50
             |                           
            
                12.50
             | 
            
                12.50
             |                     
            
                8.54
             |                                 
            
                200
             |            
            
                 
             |                                       
         
    
        
            | 
                2/17/2022
             | 
            
                -0.40 / -3.10%
             |             
            
                12.50
             |           
            
                12.85
             |               
            
                12.30
             |                           
            
                12.50
             | 
            
                12.54
             |                     
            
                8.54
             |                                 
            
                2,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/16/2022
             | 
            
                +0.60 / +4.88%
             |             
            
                12.30
             |           
            
                12.90
             |               
            
                12.30
             |                           
            
                12.90
             | 
            
                12.50
             |                     
            
                8.82
             |                                 
            
                400
             |            
            
                 
             |                                       
         
    
        
            | 
                2/15/2022
             | 
            
                -0.85 / -6.46%
             |             
            
                12.25
             |           
            
                13.00
             |               
            
                12.25
             |                           
            
                12.30
             | 
            
                12.25
             |                     
            
                8.41
             |                                 
            
                4,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/14/2022
             | 
            
                -0.15 / -1.13%
             |             
            
                12.40
             |           
            
                13.20
             |               
            
                12.40
             |                           
            
                13.15
             | 
            
                12.40
             |                     
            
                8.99
             |                                 
            
                11,200
             |            
            
                 
             |                                       
         
    
        
            | 
                2/11/2022
             | 
            
                -0.05 / -0.37%
             |             
            
                12.80
             |           
            
                13.30
             |               
            
                12.80
             |                           
            
                13.30
             | 
            
                12.95
             |                     
            
                9.09
             |                                 
            
                600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/10/2022
             | 
            
                +0.85 / +6.80%
             |             
            
                12.50
             |           
            
                13.35
             |               
            
                12.50
             |                           
            
                13.35
             | 
            
                13.07
             |                     
            
                9.12
             |                                 
            
                3,000
             |            
            
                 
             |                                       
         
    
        
            | 
                2/9/2022
             | 
            
                +0.05 / +0.40%
             |             
            
                11.70
             |           
            
                12.50
             |               
            
                11.70
             |                           
            
                12.50
             | 
            
                11.89
             |                     
            
                8.54
             |                                 
            
                1,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/8/2022
             | 
            
                -0.05 / -0.40%
             |             
            
                12.50
             |           
            
                12.50
             |               
            
                12.45
             |                           
            
                12.45
             | 
            
                12.46
             |                     
            
                8.51
             |                                 
            
                700
             |            
            
                 
             |                                       
         
    
        
            | 
                2/7/2022
             | 
            
                +0.50 / +4.17%
             |             
            
                12.50
             |           
            
                12.50
             |               
            
                12.50
             |                           
            
                12.50
             | 
            
                12.50
             |                     
            
                8.54
             |                                 
            
                1,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/28/2022
             | 
            
                +0.25 / +2.13%
             |             
            
                12.15
             |           
            
                12.50
             |               
            
                12.00
             |                           
            
                12.00
             | 
            
                12.04
             |                     
            
                8.20
             |                                 
            
                2,700
             |            
            
                 
             |                                       
         
    
        
            | 
                1/27/2022
             | 
            
                -0.75 / -6.00%
             |             
            
                12.30
             |           
            
                12.30
             |               
            
                11.65
             |                           
            
                11.75
             | 
            
                11.87
             |                     
            
                8.03
             |                                 
            
                1,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/26/2022
             | 
            
                -0.60 / -4.58%
             |             
            
                12.60
             |           
            
                12.60
             |               
            
                12.50
             |                           
            
                12.50
             | 
            
                12.54
             |                     
            
                8.54
             |                                 
            
                1,600
             |            
            
                 
             |                                       
         
    
        
            | 
                1/25/2022
             | 
            
                +0.80 / +6.50%
             |             
            
                11.60
             |           
            
                13.10
             |               
            
                11.60
             |                           
            
                13.10
             | 
            
                11.81
             |                     
            
                8.95
             |                                 
            
                5,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/24/2022
             | 
            
                -0.85 / -6.46%
             |             
            
                13.90
             |           
            
                13.90
             |               
            
                12.25
             |                           
            
                12.30
             | 
            
                13.08
             |                     
            
                8.41
             |                                 
            
                1,300
             |            
            
                 
             |                                       
         
    
        
            | 
                1/21/2022
             | 
            
                0.00 / 0.00%
             |             
            
                13.20
             |           
            
                13.95
             |               
            
                12.35
             |                           
            
                13.15
             | 
            
                13.17
             |                     
            
                8.99
             |                                 
            
                3,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/20/2022
             | 
            
                +0.85 / +6.91%
             |             
            
                13.15
             |           
            
                13.15
             |               
            
                13.00
             |                           
            
                13.15
             | 
            
                13.12
             |                     
            
                8.99
             |                                 
            
                27,900
             |            
            
                 
             |                                       
         
    
        
            | 
                1/19/2022
             | 
            
                +0.80 / +6.96%
             |             
            
                11.50
             |           
            
                12.30
             |               
            
                11.50
             |                           
            
                12.30
             | 
            
                12.23
             |                     
            
                8.41
             |                                 
            
                10,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/18/2022
             | 
            
                -0.75 / -6.12%
             |             
            
                11.80
             |           
            
                11.80
             |               
            
                11.50
             |                           
            
                11.50
             | 
            
                11.62
             |                     
            
                7.86
             |                                 
            
                7,200
             |            
            
                 
             |                                       
         
    
        
            | 
                1/17/2022
             | 
            
                -0.75 / -5.77%
             |             
            
                12.30
             |           
            
                12.30
             |               
            
                12.25
             |                           
            
                12.25
             | 
            
                12.27
             |                     
            
                8.37
             |                                 
            
                2,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/14/2022
             | 
            
                +0.20 / +1.56%
             |             
            
                13.00
             |           
            
                13.00
             |               
            
                13.00
             |                           
            
                13.00
             | 
            
                13.00
             |                     
            
                8.88
             |                                 
            
                3,900
             |            
            
                 
             |                                       
         
    
        
            | 
                1/13/2022
             | 
            
                +0.20 / +1.59%
             |             
            
                13.00
             |           
            
                13.00
             |               
            
                12.50
             |                           
            
                12.80
             | 
            
                12.55
             |                     
            
                8.75
             |                                 
            
                14,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/12/2022
             | 
            
                -0.40 / -3.08%
             |             
            
                13.00
             |           
            
                13.00
             |               
            
                12.60
             |                           
            
                12.60
             | 
            
                12.89
             |                     
            
                8.61
             |                                 
            
                3,800
             |            
            
                 
             |                                       
         
    
        
            | 
                1/11/2022
             | 
            
                -0.60 / -4.41%
             |             
            
                13.10
             |           
            
                13.10
             |               
            
                13.00
             |                           
            
                13.00
             | 
            
                13.00
             |                     
            
                8.88
             |                                 
            
                10,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/10/2022
             | 
            
                -0.25 / -1.81%
             |             
            
                13.70
             |           
            
                14.00
             |               
            
                13.60
             |                           
            
                13.60
             | 
            
                13.80
             |                     
            
                9.29
             |                                 
            
                16,800
             |            
            
                 
             |                                       
         
    
        
            | 
                1/7/2022
             | 
            
                -0.25 / -1.77%
             |             
            
                13.40
             |           
            
                14.50
             |               
            
                13.40
             |                           
            
                13.85
             | 
            
                14.21
             |                     
            
                9.47
             |                                 
            
                3,800
             |  
            
                 
             |                                                              
             
    
         
    
    
 |