| 
                 
                    Closing price on 8/20/2021
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    3.50 | 
                 
                
                    | High | 
                    3.50 | 
                 
                
                    | Low | 
                    3.40 | 
                     
                
                    | Volume | 
                    9,400 | 
                                 
                
                    | Split-adjusted Price | 
                    3.50 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
KSD Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                8/20/2021
             | 
            
                0.00 / 0.00%
             |             
            
                3.50
             |           
            
                3.50
             |               
            
                3.40
             |                           
            
                3.50
             | 
            
                3.40
             |                     
            
                3.50
             |                                 
            
                9,400
             |            
            
                 
             |                                       
         
    
        
            | 
                8/19/2021
             | 
            
                -0.10 / -2.78%
             |             
            
                3.50
             |           
            
                3.50
             |               
            
                3.40
             |                           
            
                3.50
             | 
            
                3.46
             |                     
            
                3.50
             |                                 
            
                18,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/18/2021
             | 
            
                0.00 / 0.00%
             |             
            
                3.50
             |           
            
                3.60
             |               
            
                3.40
             |                           
            
                3.60
             | 
            
                3.45
             |                     
            
                3.60
             |                                 
            
                8,700
             |            
            
                 
             |                                       
         
    
        
            | 
                8/17/2021
             | 
            
                0.00 / 0.00%
             |             
            
                3.60
             |           
            
                3.60
             |               
            
                3.50
             |                           
            
                3.60
             | 
            
                3.50
             |                     
            
                3.60
             |                                 
            
                8,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/16/2021
             | 
            
                +0.30 / +9.09%
             |             
            
                3.40
             |           
            
                3.60
             |               
            
                3.40
             |                           
            
                3.60
             | 
            
                3.45
             |                     
            
                3.60
             |                                 
            
                33,000
             |            
            
                 
             |                                       
         
    
        
            | 
                8/13/2021
             | 
            
                0.00 / 0.00%
             |             
            
                3.30
             |           
            
                3.40
             |               
            
                3.20
             |                           
            
                3.30
             | 
            
                3.31
             |                     
            
                3.30
             |                                 
            
                26,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/12/2021
             | 
            
                0.00 / 0.00%
             |             
            
                3.20
             |           
            
                3.40
             |               
            
                3.20
             |                           
            
                3.30
             | 
            
                3.29
             |                     
            
                3.30
             |                                 
            
                49,900
             |            
            
                 
             |                                       
         
    
        
            | 
                8/11/2021
             | 
            
                0.00 / 0.00%
             |             
            
                3.30
             |           
            
                3.30
             |               
            
                3.20
             |                           
            
                3.30
             | 
            
                3.24
             |                     
            
                3.30
             |                                 
            
                10,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/10/2021
             | 
            
                +0.10 / +3.13%
             |             
            
                3.20
             |           
            
                3.30
             |               
            
                3.10
             |                           
            
                3.30
             | 
            
                3.21
             |                     
            
                3.30
             |                                 
            
                36,800
             |            
            
                 
             |                                       
         
    
        
            | 
                8/9/2021
             | 
            
                0.00 / 0.00%
             |             
            
                3.20
             |           
            
                3.30
             |               
            
                3.20
             |                           
            
                3.20
             | 
            
                3.21
             |                     
            
                3.20
             |                                 
            
                10,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/6/2021
             | 
            
                -0.10 / -3.03%
             |             
            
                3.30
             |           
            
                3.30
             |               
            
                3.10
             |                           
            
                3.20
             | 
            
                3.10
             |                     
            
                3.20
             |                                 
            
                60,600
             |            
            
                 
             |                                       
         
    
        
            | 
                8/5/2021
             | 
            
                +0.10 / +3.13%
             |             
            
                3.20
             |           
            
                3.30
             |               
            
                3.10
             |                           
            
                3.30
             | 
            
                3.14
             |                     
            
                3.30
             |                                 
            
                81,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/4/2021
             | 
            
                0.00 / 0.00%
             |             
            
                3.20
             |           
            
                3.30
             |               
            
                3.10
             |                           
            
                3.20
             | 
            
                3.21
             |                     
            
                3.20
             |                                 
            
                2,800
             |            
            
                 
             |                                       
         
    
        
            | 
                8/3/2021
             | 
            
                0.00 / 0.00%
             |             
            
                3.20
             |           
            
                3.20
             |               
            
                3.00
             |                           
            
                3.20
             | 
            
                3.00
             |                     
            
                3.20
             |                                 
            
                4,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/2/2021
             | 
            
                -0.20 / -5.88%
             |             
            
                3.10
             |           
            
                3.20
             |               
            
                3.10
             |                           
            
                3.20
             | 
            
                3.10
             |                     
            
                3.20
             |                                 
            
                59,600
             |            
            
                 
             |                                       
         
    
        
            | 
                7/30/2021
             | 
            
                0.00 / 0.00%
             |             
            
                3.10
             |           
            
                3.40
             |               
            
                3.10
             |                           
            
                3.40
             | 
            
                3.10
             |                     
            
                3.40
             |                                 
            
                26,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/29/2021
             | 
            
                -0.10 / -2.86%
             |             
            
                3.20
             |           
            
                3.40
             |               
            
                3.20
             |                           
            
                3.40
             | 
            
                3.21
             |                     
            
                3.40
             |                                 
            
                44,800
             |            
            
                 
             |                                       
         
    
        
            | 
                7/28/2021
             | 
            
                0.00 / 0.00%
             |             
            
                3.50
             |           
            
                3.50
             |               
            
                3.50
             |                           
            
                3.50
             | 
            
                3.50
             |                     
            
                3.50
             |                                 
            
                200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/27/2021
             | 
            
                -0.20 / -5.41%
             |             
            
                3.40
             |           
            
                3.50
             |               
            
                3.40
             |                           
            
                3.50
             | 
            
                3.40
             |                     
            
                3.50
             |                                 
            
                15,600
             |            
            
                 
             |                                       
         
    
        
            | 
                7/26/2021
             | 
            
                0.00 / 0.00%
             |             
            
                3.40
             |           
            
                3.70
             |               
            
                3.40
             |                           
            
                3.70
             | 
            
                3.40
             |                     
            
                3.70
             |                                 
            
                11,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/23/2021
             | 
            
                0.00 / 0.00%
             |             
            
                3.50
             |           
            
                3.70
             |               
            
                3.40
             |                           
            
                3.70
             | 
            
                3.40
             |                     
            
                3.70
             |                                 
            
                29,400
             |            
            
                 
             |                                       
         
    
        
            | 
                7/22/2021
             | 
            
                +0.30 / +8.82%
             |             
            
                3.50
             |           
            
                3.70
             |               
            
                3.30
             |                           
            
                3.70
             | 
            
                3.42
             |                     
            
                3.70
             |                                 
            
                27,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/21/2021
             | 
            
                -0.10 / -2.86%
             |             
            
                3.50
             |           
            
                3.50
             |               
            
                3.40
             |                           
            
                3.40
             | 
            
                3.50
             |                     
            
                3.40
             |                                 
            
                1,100
             |            
            
                 
             |                                       
         
    
        
            | 
                7/20/2021
             | 
            
                -0.10 / -2.78%
             |             
            
                3.50
             |           
            
                3.50
             |               
            
                3.50
             |                           
            
                3.50
             | 
            
                3.50
             |                     
            
                3.50
             |                                 
            
                400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/19/2021
             | 
            
                -0.20 / -5.26%
             |             
            
                3.60
             |           
            
                3.70
             |               
            
                3.60
             |                           
            
                3.60
             | 
            
                3.61
             |                     
            
                3.60
             |                                 
            
                6,100
             |            
            
                 
             |                                       
         
    
        
            | 
                7/16/2021
             | 
            
                0.00 / 0.00%
             |             
            
                3.80
             |           
            
                3.80
             |               
            
                3.80
             |                           
            
                3.80
             | 
            
                3.80
             |                     
            
                3.80
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/15/2021
             | 
            
                -0.10 / -2.56%
             |             
            
                3.60
             |           
            
                3.80
             |               
            
                3.60
             |                           
            
                3.80
             | 
            
                3.80
             |                     
            
                3.80
             |                                 
            
                1,300
             |            
            
                 
             |                                       
         
    
        
            | 
                7/14/2021
             | 
            
                +0.30 / +8.33%
             |             
            
                3.40
             |           
            
                3.90
             |               
            
                3.40
             |                           
            
                3.90
             | 
            
                3.57
             |                     
            
                3.90
             |                                 
            
                1,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/13/2021
             | 
            
                0.00 / 0.00%
             |             
            
                3.60
             |           
            
                3.60
             |               
            
                3.60
             |                           
            
                3.60
             | 
            
                3.60
             |                     
            
                3.60
             |                                 
            
                1,300
             |            
            
                 
             |                                       
         
    
        
            | 
                7/12/2021
             | 
            
                -0.40 / -10.00%
             |             
            
                3.70
             |           
            
                3.70
             |               
            
                3.60
             |                           
            
                3.60
             | 
            
                3.62
             |                     
            
                3.60
             |                                 
            
                9,400
             |  
            
                 
             |                                                              
             
    
         
    
    
 |