| 
                 
                    Closing price on 4/8/2022
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    15.40 | 
                 
                
                    | High | 
                    15.40 | 
                 
                
                    | Low | 
                    14.40 | 
                     
                
                    | Volume | 
                    3,100 | 
                                 
                
                    | Split-adjusted Price | 
                    11.49 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
KST Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                4/8/2022
             | 
            
                +0.70 / +4.90%
             |             
            
                15.40
             |           
            
                15.40
             |               
            
                14.40
             |                           
            
                15.00
             | 
            
                15.06
             |                     
            
                11.49
             |                                 
            
                3,100
             |            
            
                 
             |                                       
         
    
        
            | 
                4/7/2022
             | 
            
                -0.30 / -2.05%
             |             
            
                14.60
             |           
            
                14.60
             |               
            
                14.30
             |                           
            
                14.30
             | 
            
                14.44
             |                     
            
                10.96
             |                                 
            
                4,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/6/2022
             | 
            
                -0.40 / -2.67%
             |             
            
                15.50
             |           
            
                15.50
             |               
            
                14.60
             |                           
            
                14.60
             | 
            
                14.88
             |                     
            
                11.19
             |                                 
            
                3,400
             |            
            
                 
             |                                       
         
    
        
            | 
                4/5/2022
             | 
            
                -1.10 / -6.83%
             |             
            
                17.40
             |           
            
                17.40
             |               
            
                15.00
             |                           
            
                15.00
             | 
            
                15.50
             |                     
            
                11.49
             |                                 
            
                6,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/4/2022
             | 
            
                +0.10 / +0.63%
             |             
            
                16.10
             |           
            
                16.10
             |               
            
                16.10
             |                           
            
                16.10
             | 
            
                16.10
             |                     
            
                12.34
             |                                 
            
                200
             |            
            
                 
             |                                       
         
    
        
            | 
                4/1/2022
             | 
            
                -0.60 / -3.61%
             |             
            
                15.50
             |           
            
                16.00
             |               
            
                15.00
             |                           
            
                16.00
             | 
            
                15.22
             |                     
            
                12.26
             |                                 
            
                6,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/31/2022
             | 
            
                -1.80 / -9.78%
             |             
            
                18.00
             |           
            
                18.00
             |               
            
                16.60
             |                           
            
                16.60
             | 
            
                16.80
             |                     
            
                12.72
             |                                 
            
                700
             |            
            
                 
             |                                       
         
    
        
            | 
                3/30/2022
             | 
            
                0.00 / 0.00%
             |             
            
                18.40
             |           
            
                18.40
             |               
            
                18.40
             |                           
            
                18.40
             | 
            
                18.40
             |                     
            
                14.10
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/29/2022
             | 
            
                0.00 / 0.00%
             |             
            
                18.40
             |           
            
                18.40
             |               
            
                18.40
             |                           
            
                18.40
             | 
            
                18.40
             |                     
            
                14.10
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                3/28/2022
             | 
            
                +0.80 / +4.55%
             |             
            
                17.60
             |           
            
                18.40
             |               
            
                17.60
             |                           
            
                18.40
             | 
            
                17.65
             |                     
            
                14.10
             |                                 
            
                1,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/25/2022
             | 
            
                0.00 / 0.00%
             |             
            
                17.60
             |           
            
                17.60
             |               
            
                17.60
             |                           
            
                17.60
             | 
            
                17.60
             |                     
            
                13.49
             |                                 
            
                400
             |            
            
                 
             |                                       
         
    
        
            | 
                3/24/2022
             | 
            
                0.00 / 0.00%
             |             
            
                17.60
             |           
            
                17.60
             |               
            
                17.50
             |                           
            
                17.60
             | 
            
                17.56
             |                     
            
                13.49
             |                                 
            
                1,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/23/2022
             | 
            
                +1.60 / +10.00%
             |             
            
                16.00
             |           
            
                17.60
             |               
            
                15.70
             |                           
            
                17.60
             | 
            
                16.34
             |                     
            
                13.49
             |                                 
            
                8,200
             |            
            
                 
             |                                       
         
    
        
            | 
                3/22/2022
             | 
            
                +0.40 / +2.56%
             |             
            
                16.00
             |           
            
                16.00
             |               
            
                16.00
             |                           
            
                16.00
             | 
            
                16.00
             |                     
            
                12.26
             |                                 
            
                1,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/21/2022
             | 
            
                0.00 / 0.00%
             |             
            
                15.60
             |           
            
                15.60
             |               
            
                15.60
             |                           
            
                15.60
             | 
            
                15.60
             |                     
            
                11.95
             |                                 
            
                400
             |            
            
                 
             |                                       
         
    
        
            | 
                3/18/2022
             | 
            
                +0.90 / +6.12%
             |             
            
                15.50
             |           
            
                15.60
             |               
            
                15.50
             |                           
            
                15.60
             | 
            
                15.57
             |                     
            
                11.95
             |                                 
            
                4,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/17/2022
             | 
            
                0.00 / 0.00%
             |             
            
                14.70
             |           
            
                14.70
             |               
            
                14.70
             |                           
            
                14.70
             | 
            
                14.70
             |                     
            
                11.26
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                3/16/2022
             | 
            
                0.00 / 0.00%
             |             
            
                14.70
             |           
            
                14.70
             |               
            
                14.70
             |                           
            
                14.70
             | 
            
                14.70
             |                     
            
                11.26
             |                                 
            
                500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/15/2022
             | 
            
                -0.50 / -3.29%
             |             
            
                14.70
             |           
            
                14.70
             |               
            
                14.70
             |                           
            
                14.70
             | 
            
                14.70
             |                     
            
                11.26
             |                                 
            
                16,800
             |            
            
                 
             |                                       
         
    
        
            | 
                3/14/2022
             | 
            
                0.00 / 0.00%
             |             
            
                15.20
             |           
            
                15.20
             |               
            
                15.20
             |                           
            
                15.20
             | 
            
                15.20
             |                     
            
                11.65
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/11/2022
             | 
            
                0.00 / 0.00%
             |             
            
                15.20
             |           
            
                15.20
             |               
            
                15.20
             |                           
            
                15.20
             | 
            
                15.20
             |                     
            
                11.65
             |                                 
            
                900
             |            
            
                 
             |                                       
         
    
        
            | 
                3/10/2022
             | 
            
                -1.40 / -8.43%
             |             
            
                16.60
             |           
            
                16.60
             |               
            
                15.20
             |                           
            
                15.20
             | 
            
                15.48
             |                     
            
                11.65
             |                                 
            
                9,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/9/2022
             | 
            
                0.00 / 0.00%
             |             
            
                16.60
             |           
            
                16.60
             |               
            
                16.60
             |                           
            
                16.60
             | 
            
                16.60
             |                     
            
                12.72
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                3/8/2022
             | 
            
                +0.20 / +1.22%
             |             
            
                16.40
             |           
            
                16.60
             |               
            
                16.40
             |                           
            
                16.60
             | 
            
                16.44
             |                     
            
                12.72
             |                                 
            
                3,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/7/2022
             | 
            
                -0.10 / -0.61%
             |             
            
                16.50
             |           
            
                16.50
             |               
            
                16.40
             |                           
            
                16.40
             | 
            
                16.46
             |                     
            
                12.57
             |                                 
            
                500
             |            
            
                 
             |                                       
         
    
        
            | 
                3/4/2022
             | 
            
                0.00 / 0.00%
             |             
            
                15.10
             |           
            
                16.50
             |               
            
                15.10
             |                           
            
                16.50
             | 
            
                15.98
             |                     
            
                12.64
             |                                 
            
                1,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/3/2022
             | 
            
                -0.10 / -0.60%
             |             
            
                15.60
             |           
            
                16.50
             |               
            
                15.10
             |                           
            
                16.50
             | 
            
                15.49
             |                     
            
                12.64
             |                                 
            
                2,200
             |            
            
                 
             |                                       
         
    
        
            | 
                3/2/2022
             | 
            
                0.00 / 0.00%
             |             
            
                16.60
             |           
            
                16.60
             |               
            
                16.60
             |                           
            
                16.60
             | 
            
                16.60
             |                     
            
                12.72
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/1/2022
             | 
            
                -0.80 / -4.60%
             |             
            
                16.60
             |           
            
                16.60
             |               
            
                16.60
             |                           
            
                16.60
             | 
            
                16.60
             |                     
            
                12.72
             |                                 
            
                100
             |            
            
                 
             |                                       
         
    
        
            | 
                2/28/2022
             | 
            
                0.00 / 0.00%
             |             
            
                17.40
             |           
            
                17.40
             |               
            
                17.40
             |                           
            
                17.40
             | 
            
                17.40
             |                     
            
                13.33
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
         
    
    
 |