| 
                 
                    Closing price on 12/25/2018
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    4.70 | 
                 
                
                    | High | 
                    4.90 | 
                 
                
                    | Low | 
                    4.70 | 
                     
                
                    | Volume | 
                    4,500 | 
                                 
                
                    | Split-adjusted Price | 
                    4.90 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
VKC Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                12/25/2018
             | 
            
                +0.10 / +2.08%
             |             
            
                4.70
             |           
            
                4.90
             |               
            
                4.70
             |                           
            
                4.90
             | 
            
                4.86
             |                     
            
                4.90
             |                                 
            
                4,500
             |            
            
                 
             |                                       
         
    
        
            | 
                12/24/2018
             | 
            
                -0.10 / -2.04%
             |             
            
                4.70
             |           
            
                4.90
             |               
            
                4.70
             |                           
            
                4.80
             | 
            
                4.81
             |                     
            
                4.80
             |                                 
            
                4,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/21/2018
             | 
            
                0.00 / 0.00%
             |             
            
                4.90
             |           
            
                4.90
             |               
            
                4.90
             |                           
            
                4.90
             | 
            
                4.90
             |                     
            
                4.90
             |                                 
            
                2,300
             |            
            
                 
             |                                       
         
    
        
            | 
                12/20/2018
             | 
            
                0.00 / 0.00%
             |             
            
                4.80
             |           
            
                4.90
             |               
            
                4.80
             |                           
            
                4.90
             | 
            
                4.82
             |                     
            
                4.90
             |                                 
            
                13,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/19/2018
             | 
            
                0.00 / 0.00%
             |             
            
                4.90
             |           
            
                4.90
             |               
            
                4.80
             |                           
            
                4.90
             | 
            
                4.84
             |                     
            
                4.90
             |                                 
            
                39,500
             |            
            
                 
             |                                       
         
    
        
            | 
                12/18/2018
             | 
            
                -0.10 / -2.00%
             |             
            
                4.90
             |           
            
                4.90
             |               
            
                4.80
             |                           
            
                4.90
             | 
            
                4.84
             |                     
            
                4.90
             |                                 
            
                21,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/17/2018
             | 
            
                +0.10 / +2.04%
             |             
            
                5.00
             |           
            
                5.00
             |               
            
                4.90
             |                           
            
                5.00
             | 
            
                4.92
             |                     
            
                5.00
             |                                 
            
                31,800
             |            
            
                 
             |                                       
         
    
        
            | 
                12/14/2018
             | 
            
                -0.10 / -2.00%
             |             
            
                5.00
             |           
            
                5.00
             |               
            
                4.90
             |                           
            
                4.90
             | 
            
                4.99
             |                     
            
                4.90
             |                                 
            
                5,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/13/2018
             | 
            
                0.00 / 0.00%
             |             
            
                5.00
             |           
            
                5.00
             |               
            
                5.00
             |                           
            
                5.00
             | 
            
                5.00
             |                     
            
                5.00
             |                                 
            
                65,400
             |            
            
                 
             |                                       
         
    
        
            | 
                12/12/2018
             | 
            
                +0.10 / +2.04%
             |             
            
                5.00
             |           
            
                5.00
             |               
            
                5.00
             |                           
            
                5.00
             | 
            
                5.00
             |                     
            
                5.00
             |                                 
            
                16,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/11/2018
             | 
            
                -0.20 / -3.92%
             |             
            
                5.00
             |           
            
                5.00
             |               
            
                4.90
             |                           
            
                4.90
             | 
            
                4.91
             |                     
            
                4.90
             |                                 
            
                16,000
             |            
            
                 
             |                                       
         
    
        
            | 
                12/10/2018
             | 
            
                0.00 / 0.00%
             |             
            
                5.00
             |           
            
                5.10
             |               
            
                5.00
             |                           
            
                5.10
             | 
            
                5.08
             |                     
            
                5.10
             |                                 
            
                9,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/7/2018
             | 
            
                0.00 / 0.00%
             |             
            
                5.10
             |           
            
                5.10
             |               
            
                5.00
             |                           
            
                5.10
             | 
            
                5.03
             |                     
            
                5.10
             |                                 
            
                17,600
             |            
            
                 
             |                                       
         
    
        
            | 
                12/6/2018
             | 
            
                0.00 / 0.00%
             |             
            
                4.90
             |           
            
                5.10
             |               
            
                4.90
             |                           
            
                5.10
             | 
            
                4.99
             |                     
            
                5.10
             |                                 
            
                27,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/5/2018
             | 
            
                +0.10 / +2.00%
             |             
            
                4.80
             |           
            
                5.10
             |               
            
                4.80
             |                           
            
                5.10
             | 
            
                5.02
             |                     
            
                5.10
             |                                 
            
                26,900
             |            
            
                 
             |                                       
         
    
        
            | 
                12/4/2018
             | 
            
                -0.10 / -1.96%
             |             
            
                5.00
             |           
            
                5.00
             |               
            
                5.00
             |                           
            
                5.00
             | 
            
                5.00
             |                     
            
                5.00
             |                                 
            
                5,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/3/2018
             | 
            
                +0.10 / +2.00%
             |             
            
                4.90
             |           
            
                5.10
             |               
            
                4.90
             |                           
            
                5.10
             | 
            
                5.05
             |                     
            
                5.10
             |                                 
            
                15,100
             |            
            
                 
             |                                       
         
    
        
            | 
                11/30/2018
             | 
            
                -0.10 / -1.96%
             |             
            
                5.00
             |           
            
                5.10
             |               
            
                4.90
             |                           
            
                5.00
             | 
            
                4.98
             |                     
            
                5.00
             |                                 
            
                44,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/29/2018
             | 
            
                +0.10 / +2.00%
             |             
            
                4.90
             |           
            
                5.10
             |               
            
                4.90
             |                           
            
                5.10
             | 
            
                5.08
             |                     
            
                5.10
             |                                 
            
                13,700
             |            
            
                 
             |                                       
         
    
        
            | 
                11/28/2018
             | 
            
                +0.20 / +4.17%
             |             
            
                4.80
             |           
            
                5.00
             |               
            
                4.80
             |                           
            
                5.00
             | 
            
                4.94
             |                     
            
                5.00
             |                                 
            
                80,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/27/2018
             | 
            
                -0.10 / -2.04%
             |             
            
                4.80
             |           
            
                4.80
             |               
            
                4.80
             |                           
            
                4.80
             | 
            
                4.80
             |                     
            
                4.80
             |                                 
            
                5,100
             |            
            
                 
             |                                       
         
    
        
            | 
                11/26/2018
             | 
            
                0.00 / 0.00%
             |             
            
                4.90
             |           
            
                4.90
             |               
            
                4.80
             |                           
            
                4.90
             | 
            
                4.84
             |                     
            
                4.90
             |                                 
            
                28,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/23/2018
             | 
            
                +0.10 / +2.08%
             |             
            
                4.80
             |           
            
                4.90
             |               
            
                4.70
             |                           
            
                4.90
             | 
            
                4.79
             |                     
            
                4.90
             |                                 
            
                36,200
             |            
            
                 
             |                                       
         
    
        
            | 
                11/22/2018
             | 
            
                0.00 / 0.00%
             |             
            
                4.70
             |           
            
                4.80
             |               
            
                4.70
             |                           
            
                4.80
             | 
            
                4.77
             |                     
            
                4.80
             |                                 
            
                34,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/21/2018
             | 
            
                0.00 / 0.00%
             |             
            
                4.70
             |           
            
                4.80
             |               
            
                4.70
             |                           
            
                4.80
             | 
            
                4.72
             |                     
            
                4.80
             |                                 
            
                34,000
             |            
            
                 
             |                                       
         
    
        
            | 
                11/20/2018
             | 
            
                0.00 / 0.00%
             |             
            
                4.80
             |           
            
                4.80
             |               
            
                4.80
             |                           
            
                4.80
             | 
            
                4.80
             |                     
            
                4.80
             |                                 
            
                3,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/19/2018
             | 
            
                +0.10 / +2.13%
             |             
            
                4.80
             |           
            
                4.80
             |               
            
                4.70
             |                           
            
                4.80
             | 
            
                4.80
             |                     
            
                4.80
             |                                 
            
                19,300
             |            
            
                 
             |                                       
         
    
        
            | 
                11/16/2018
             | 
            
                +0.20 / +4.44%
             |             
            
                4.80
             |           
            
                4.80
             |               
            
                4.70
             |                           
            
                4.70
             | 
            
                4.70
             |                     
            
                4.70
             |                                 
            
                8,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/15/2018
             | 
            
                -0.50 / -10.00%
             |             
            
                4.70
             |           
            
                4.80
             |               
            
                4.50
             |                           
            
                4.50
             | 
            
                4.64
             |                     
            
                4.50
             |                                 
            
                149,600
             |            
            
                 
             |                                       
         
    
        
            | 
                11/14/2018
             | 
            
                0.00 / 0.00%
             |             
            
                4.90
             |           
            
                5.00
             |               
            
                4.80
             |                           
            
                5.00
             | 
            
                4.91
             |                     
            
                5.00
             |                                 
            
                26,000
             |  
            
                 
             |                                                              
             
    
         
    
    
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