| 
                 
                    Closing price on 12/7/2020
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    3.90 | 
                 
                
                    | High | 
                    4.20 | 
                 
                
                    | Low | 
                    3.90 | 
                     
                
                    | Volume | 
                    12,800 | 
                                 
                
                    | Split-adjusted Price | 
                    4.20 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
VKC Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                12/7/2020
             | 
            
                +0.30 / +7.69%
             |             
            
                3.90
             |           
            
                4.20
             |               
            
                3.90
             |                           
            
                4.20
             | 
            
                3.96
             |                     
            
                4.20
             |                                 
            
                12,800
             |            
            
                 
             |                                       
         
    
        
            | 
                12/4/2020
             | 
            
                0.00 / 0.00%
             |             
            
                4.00
             |           
            
                4.00
             |               
            
                3.90
             |                           
            
                3.90
             | 
            
                3.90
             |                     
            
                3.90
             |                                 
            
                2,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/3/2020
             | 
            
                0.00 / 0.00%
             |             
            
                3.90
             |           
            
                3.90
             |               
            
                3.90
             |                           
            
                3.90
             | 
            
                3.90
             |                     
            
                3.90
             |                                 
            
                3,200
             |            
            
                 
             |                                       
         
    
        
            | 
                12/2/2020
             | 
            
                0.00 / 0.00%
             |             
            
                3.90
             |           
            
                3.90
             |               
            
                3.90
             |                           
            
                3.90
             | 
            
                3.90
             |                     
            
                3.90
             |                                 
            
                4,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/1/2020
             | 
            
                0.00 / 0.00%
             |             
            
                3.90
             |           
            
                4.00
             |               
            
                3.90
             |                           
            
                3.90
             | 
            
                3.90
             |                     
            
                3.90
             |                                 
            
                14,000
             |            
            
                 
             |                                       
         
    
        
            | 
                11/30/2020
             | 
            
                0.00 / 0.00%
             |             
            
                3.90
             |           
            
                3.90
             |               
            
                3.90
             |                           
            
                3.90
             | 
            
                3.90
             |                     
            
                3.90
             |                                 
            
                5,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/27/2020
             | 
            
                0.00 / 0.00%
             |             
            
                3.90
             |           
            
                4.00
             |               
            
                3.90
             |                           
            
                3.90
             | 
            
                3.91
             |                     
            
                3.90
             |                                 
            
                9,961
             |            
            
                 
             |                                       
         
    
        
            | 
                11/26/2020
             | 
            
                0.00 / 0.00%
             |             
            
                3.90
             |           
            
                3.90
             |               
            
                3.90
             |                           
            
                3.90
             | 
            
                3.90
             |                     
            
                3.90
             |                                 
            
                8,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/25/2020
             | 
            
                0.00 / 0.00%
             |             
            
                3.90
             |           
            
                4.00
             |               
            
                3.80
             |                           
            
                3.90
             | 
            
                3.87
             |                     
            
                3.90
             |                                 
            
                16,600
             |            
            
                 
             |                                       
         
    
        
            | 
                11/24/2020
             | 
            
                -0.10 / -2.50%
             |             
            
                4.00
             |           
            
                4.00
             |               
            
                3.80
             |                           
            
                3.90
             | 
            
                3.83
             |                     
            
                3.90
             |                                 
            
                11,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/23/2020
             | 
            
                0.00 / 0.00%
             |             
            
                4.00
             |           
            
                4.00
             |               
            
                4.00
             |                           
            
                4.00
             | 
            
                4.00
             |                     
            
                4.00
             |                                 
            
                700
             |            
            
                 
             |                                       
         
    
        
            | 
                11/20/2020
             | 
            
                +0.10 / +2.56%
             |             
            
                3.90
             |           
            
                4.00
             |               
            
                3.90
             |                           
            
                4.00
             | 
            
                3.92
             |                     
            
                4.00
             |                                 
            
                7,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/19/2020
             | 
            
                -0.10 / -2.50%
             |             
            
                3.90
             |           
            
                4.00
             |               
            
                3.90
             |                           
            
                3.90
             | 
            
                3.90
             |                     
            
                3.90
             |                                 
            
                12,300
             |            
            
                 
             |                                       
         
    
        
            | 
                11/18/2020
             | 
            
                +0.10 / +2.56%
             |             
            
                3.90
             |           
            
                4.00
             |               
            
                3.90
             |                           
            
                4.00
             | 
            
                3.90
             |                     
            
                4.00
             |                                 
            
                55,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/17/2020
             | 
            
                +0.10 / +2.63%
             |             
            
                3.80
             |           
            
                3.90
             |               
            
                3.80
             |                           
            
                3.90
             | 
            
                3.81
             |                     
            
                3.90
             |                                 
            
                61,800
             |            
            
                 
             |                                       
         
    
        
            | 
                11/16/2020
             | 
            
                0.00 / 0.00%
             |             
            
                3.90
             |           
            
                3.90
             |               
            
                3.80
             |                           
            
                3.80
             | 
            
                3.80
             |                     
            
                3.80
             |                                 
            
                5,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/13/2020
             | 
            
                -0.10 / -2.56%
             |             
            
                3.90
             |           
            
                3.90
             |               
            
                3.80
             |                           
            
                3.80
             | 
            
                3.80
             |                     
            
                3.80
             |                                 
            
                6,800
             |            
            
                 
             |                                       
         
    
        
            | 
                11/12/2020
             | 
            
                +0.10 / +2.63%
             |             
            
                3.80
             |           
            
                3.90
             |               
            
                3.80
             |                           
            
                3.90
             | 
            
                3.80
             |                     
            
                3.90
             |                                 
            
                17,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/11/2020
             | 
            
                -0.20 / -5.00%
             |             
            
                3.90
             |           
            
                3.90
             |               
            
                3.70
             |                           
            
                3.80
             | 
            
                3.82
             |                     
            
                3.80
             |                                 
            
                71,300
             |            
            
                 
             |                                       
         
    
        
            | 
                11/10/2020
             | 
            
                +0.10 / +2.56%
             |             
            
                4.00
             |           
            
                4.00
             |               
            
                3.80
             |                           
            
                4.00
             | 
            
                3.90
             |                     
            
                4.00
             |                                 
            
                14,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/9/2020
             | 
            
                0.00 / 0.00%
             |             
            
                4.00
             |           
            
                4.00
             |               
            
                3.90
             |                           
            
                3.90
             | 
            
                3.90
             |                     
            
                3.90
             |                                 
            
                47,500
             |            
            
                 
             |                                       
         
    
        
            | 
                11/6/2020
             | 
            
                -0.10 / -2.50%
             |             
            
                4.00
             |           
            
                4.00
             |               
            
                3.90
             |                           
            
                3.90
             | 
            
                3.97
             |                     
            
                3.90
             |                                 
            
                1,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/5/2020
             | 
            
                -0.10 / -2.44%
             |             
            
                4.00
             |           
            
                4.00
             |               
            
                3.90
             |                           
            
                4.00
             | 
            
                3.98
             |                     
            
                4.00
             |                                 
            
                38,700
             |            
            
                 
             |                                       
         
    
        
            | 
                11/4/2020
             | 
            
                +0.10 / +2.50%
             |             
            
                4.00
             |           
            
                4.10
             |               
            
                4.00
             |                           
            
                4.10
             | 
            
                4.06
             |                     
            
                4.10
             |                                 
            
                6,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/3/2020
             | 
            
                0.00 / 0.00%
             |             
            
                4.10
             |           
            
                4.10
             |               
            
                3.90
             |                           
            
                4.00
             | 
            
                3.97
             |                     
            
                4.00
             |                                 
            
                2,000
             |            
            
                 
             |                                       
         
    
        
            | 
                11/2/2020
             | 
            
                -0.10 / -2.44%
             |             
            
                4.00
             |           
            
                4.00
             |               
            
                4.00
             |                           
            
                4.00
             | 
            
                4.00
             |                     
            
                4.00
             |                                 
            
                1,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/30/2020
             | 
            
                +0.10 / +2.50%
             |             
            
                4.00
             |           
            
                4.10
             |               
            
                3.90
             |                           
            
                4.10
             | 
            
                3.98
             |                     
            
                4.10
             |                                 
            
                15,200
             |            
            
                 
             |                                       
         
    
        
            | 
                10/29/2020
             | 
            
                0.00 / 0.00%
             |             
            
                4.00
             |           
            
                4.10
             |               
            
                4.00
             |                           
            
                4.00
             | 
            
                4.00
             |                     
            
                4.00
             |                                 
            
                30,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/28/2020
             | 
            
                0.00 / 0.00%
             |             
            
                4.10
             |           
            
                4.10
             |               
            
                4.00
             |                           
            
                4.00
             | 
            
                4.07
             |                     
            
                4.00
             |                                 
            
                52,100
             |            
            
                 
             |                                       
         
    
        
            | 
                10/27/2020
             | 
            
                -0.20 / -4.76%
             |             
            
                4.10
             |           
            
                4.10
             |               
            
                4.00
             |                           
            
                4.00
             | 
            
                4.09
             |                     
            
                4.00
             |                                 
            
                105,600
             |  
            
                 
             |                                                              
             
    
         
    
    
 |