| 
                 
                    Closing price on 3/7/2016
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    12.80 | 
                 
                
                    | High | 
                    12.80 | 
                 
                
                    | Low | 
                    12.30 | 
                     
                
                    | Volume | 
                    242,700 | 
                                 
                
                    | Split-adjusted Price | 
                    9.30 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
VKC Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                3/7/2016
             | 
            
                -0.50 / -3.91%
             |             
            
                12.80
             |           
            
                12.80
             |               
            
                12.30
             |                           
            
                12.30
             | 
            
                12.48
             |                     
            
                9.30
             |                                 
            
                242,700
             |            
            
                 
             |                                       
         
    
        
            | 
                3/4/2016
             | 
            
                0.00 / 0.00%
             |             
            
                12.70
             |           
            
                12.80
             |               
            
                12.60
             |                           
            
                12.80
             | 
            
                12.61
             |                     
            
                9.68
             |                                 
            
                59,628
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/3/2016
             | 
            
                +0.30 / +2.40%
             |             
            
                12.50
             |           
            
                12.80
             |               
            
                12.50
             |                           
            
                12.80
             | 
            
                12.60
             |                     
            
                9.68
             |                                 
            
                35,800
             |            
            
                 
             |                                       
         
    
        
            | 
                3/2/2016
             | 
            
                -0.10 / -0.79%
             |             
            
                12.50
             |           
            
                12.80
             |               
            
                12.50
             |                           
            
                12.50
             | 
            
                12.61
             |                     
            
                9.45
             |                                 
            
                131,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/1/2016
             | 
            
                +0.10 / +0.80%
             |             
            
                12.50
             |           
            
                12.70
             |               
            
                12.50
             |                           
            
                12.60
             | 
            
                12.54
             |                     
            
                9.53
             |                                 
            
                46,600
             |            
            
                 
             |                                       
         
    
        
            | 
                2/29/2016
             | 
            
                -0.40 / -3.10%
             |             
            
                12.60
             |           
            
                12.90
             |               
            
                12.40
             |                           
            
                12.50
             | 
            
                12.51
             |                     
            
                9.45
             |                                 
            
                66,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/26/2016
             | 
            
                +0.30 / +2.38%
             |             
            
                12.60
             |           
            
                13.00
             |               
            
                12.60
             |                           
            
                12.90
             | 
            
                12.79
             |                     
            
                9.76
             |                                 
            
                26,100
             |            
            
                 
             |                                       
         
    
        
            | 
                2/25/2016
             | 
            
                -0.70 / -5.26%
             |             
            
                13.10
             |           
            
                13.30
             |               
            
                12.60
             |                           
            
                12.60
             | 
            
                13.30
             |                     
            
                9.53
             |                                 
            
                102,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/24/2016
             | 
            
                0.00 / 0.00%
             |             
            
                13.20
             |           
            
                13.30
             |               
            
                13.00
             |                           
            
                13.30
             | 
            
                13.09
             |                     
            
                10.06
             |                                 
            
                26,900
             |            
            
                 
             |                                       
         
    
        
            | 
                2/23/2016
             | 
            
                -0.30 / -2.21%
             |             
            
                13.40
             |           
            
                13.50
             |               
            
                13.00
             |                           
            
                13.30
             | 
            
                13.23
             |                     
            
                10.06
             |                                 
            
                129,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/22/2016
             | 
            
                0.00 / 0.00%
             |             
            
                13.80
             |           
            
                13.90
             |               
            
                13.30
             |                           
            
                13.60
             | 
            
                13.52
             |                     
            
                10.29
             |                                 
            
                43,500
             |            
            
                 
             |                                       
         
    
        
            | 
                2/19/2016
             | 
            
                +0.10 / +0.74%
             |             
            
                13.30
             |           
            
                13.70
             |               
            
                13.20
             |                           
            
                13.60
             | 
            
                13.53
             |                     
            
                10.29
             |                                 
            
                63,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/18/2016
             | 
            
                0.00 / 0.00%
             |             
            
                13.80
             |           
            
                13.80
             |               
            
                13.30
             |                           
            
                13.50
             | 
            
                13.48
             |                     
            
                10.21
             |                                 
            
                124,708
             |            
            
                 
             |                                       
         
    
        
            | 
                2/17/2016
             | 
            
                +0.70 / +5.47%
             |             
            
                12.70
             |           
            
                13.60
             |               
            
                12.70
             |                           
            
                13.50
             | 
            
                13.27
             |                     
            
                10.21
             |                                 
            
                242,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/16/2016
             | 
            
                +0.10 / +0.79%
             |             
            
                12.70
             |           
            
                12.90
             |               
            
                12.70
             |                           
            
                12.80
             | 
            
                12.76
             |                     
            
                9.68
             |                                 
            
                81,220
             |            
            
                 
             |                                       
         
    
        
            | 
                2/15/2016
             | 
            
                -0.10 / -0.78%
             |             
            
                12.80
             |           
            
                12.80
             |               
            
                12.60
             |                           
            
                12.70
             | 
            
                12.70
             |                     
            
                9.60
             |                                 
            
                39,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/5/2016
             | 
            
                +0.20 / +1.59%
             |             
            
                12.60
             |           
            
                12.80
             |               
            
                12.60
             |                           
            
                12.80
             | 
            
                12.67
             |                     
            
                9.68
             |                                 
            
                82,110
             |            
            
                 
             |                                       
         
    
        
            | 
                2/4/2016
             | 
            
                +0.10 / +0.80%
             |             
            
                12.50
             |           
            
                12.60
             |               
            
                12.20
             |                           
            
                12.60
             | 
            
                12.50
             |                     
            
                9.53
             |                                 
            
                42,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/3/2016
             | 
            
                +0.10 / +0.81%
             |             
            
                12.20
             |           
            
                12.50
             |               
            
                12.00
             |                           
            
                12.50
             | 
            
                12.20
             |                     
            
                9.45
             |                                 
            
                47,610
             |            
            
                 
             |                                       
         
    
        
            | 
                2/2/2016
             | 
            
                0.00 / 0.00%
             |             
            
                12.40
             |           
            
                12.50
             |               
            
                12.10
             |                           
            
                12.40
             | 
            
                12.33
             |                     
            
                9.38
             |                                 
            
                112,110
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/1/2016
             | 
            
                -0.70 / -5.34%
             |             
            
                13.10
             |           
            
                13.10
             |               
            
                12.40
             |                           
            
                12.40
             | 
            
                12.70
             |                     
            
                9.38
             |                                 
            
                70,100
             |            
            
                 
             |                                       
         
    
        
            | 
                1/29/2016
             | 
            
                +0.10 / +0.77%
             |             
            
                13.00
             |           
            
                13.40
             |               
            
                13.00
             |                           
            
                13.10
             | 
            
                13.15
             |                     
            
                9.91
             |                                 
            
                96,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/28/2016
             | 
            
                +0.40 / +3.17%
             |             
            
                12.60
             |           
            
                13.40
             |               
            
                12.60
             |                           
            
                13.00
             | 
            
                12.60
             |                     
            
                9.83
             |                                 
            
                161,340
             |            
            
                 
             |                                       
         
    
        
            | 
                1/27/2016
             | 
            
                +0.60 / +5.00%
             |             
            
                12.00
             |           
            
                12.90
             |               
            
                12.00
             |                           
            
                12.60
             | 
            
                12.00
             |                     
            
                9.53
             |                                 
            
                221,270
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/26/2016
             | 
            
                -0.80 / -6.25%
             |             
            
                12.60
             |           
            
                12.60
             |               
            
                12.00
             |                           
            
                12.00
             | 
            
                12.48
             |                     
            
                9.08
             |                                 
            
                76,600
             |            
            
                 
             |                                       
         
    
        
            | 
                1/25/2016
             | 
            
                +0.10 / +0.79%
             |             
            
                12.70
             |           
            
                13.00
             |               
            
                12.50
             |                           
            
                12.80
             | 
            
                12.81
             |                     
            
                9.68
             |                                 
            
                146,710
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/22/2016
             | 
            
                +0.20 / +1.60%
             |             
            
                12.50
             |           
            
                12.70
             |               
            
                12.30
             |                           
            
                12.70
             | 
            
                12.44
             |                     
            
                9.60
             |                                 
            
                95,220
             |            
            
                 
             |                                       
         
    
        
            | 
                1/21/2016
             | 
            
                0.00 / 0.00%
             |             
            
                12.50
             |           
            
                12.80
             |               
            
                12.20
             |                           
            
                12.50
             | 
            
                12.43
             |                     
            
                9.45
             |                                 
            
                158,460
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/20/2016
             | 
            
                +0.10 / +0.81%
             |             
            
                12.20
             |           
            
                13.00
             |               
            
                12.00
             |                           
            
                12.50
             | 
            
                12.40
             |                     
            
                9.45
             |                                 
            
                134,320
             |            
            
                 
             |                                       
         
    
        
            | 
                1/19/2016
             | 
            
                +1.10 / +9.73%
             |             
            
                11.30
             |           
            
                12.40
             |               
            
                11.20
             |                           
            
                12.40
             | 
            
                11.73
             |                     
            
                9.38
             |                                 
            
                229,800
             |  
            
                 
             |                                                              
             
    
         
    
    
 |