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                    Closing price on 10/4/2017
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        |           
                
                    | Open | 7.30 |  
                    | High | 7.50 |  
                    | Low | 7.30 |  
                    | Volume | 14,892 |  
                    | Split-adjusted Price | 7.50 |  
                
             | 
 |  VKC Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 10/4/2017 | +0.10 / +1.35% | 7.30 | 7.50 | 7.30 | 7.50 | 7.40 | 7.50 | 14,892 |   |  
            | 10/3/2017 | -0.10 / -1.33% | 7.50 | 7.50 | 7.40 | 7.40 | 7.41 | 7.40 | 27,000 |   |  			
            | 10/2/2017 | 0.00 / 0.00% | 7.40 | 7.50 | 7.40 | 7.50 | 7.40 | 7.50 | 8,100 |   |  
            | 9/29/2017 | 0.00 / 0.00% | 7.50 | 7.50 | 7.40 | 7.50 | 7.46 | 7.50 | 37,838 |   |  			
            | 9/28/2017 | 0.00 / 0.00% | 7.40 | 7.50 | 7.40 | 7.50 | 7.48 | 7.50 | 23,600 |   |  
            | 9/27/2017 | +0.20 / +2.74% | 7.40 | 7.50 | 7.40 | 7.50 | 7.48 | 7.50 | 28,600 |   |  			
            | 9/26/2017 | -0.20 / -2.67% | 7.40 | 7.50 | 7.30 | 7.30 | 7.37 | 7.30 | 33,500 |   |  
            | 9/25/2017 | 0.00 / 0.00% | 7.50 | 7.50 | 7.50 | 7.50 | 7.50 | 7.50 | 25,000 |   |  			
            | 9/22/2017 | -0.10 / -1.32% | 7.30 | 7.60 | 7.30 | 7.50 | 7.46 | 7.50 | 25,038 |   |  
            | 9/21/2017 | +0.10 / +1.33% | 7.60 | 7.60 | 7.40 | 7.60 | 7.49 | 7.60 | 11,900 |   |  			
            | 9/20/2017 | +0.30 / +4.17% | 7.50 | 7.50 | 7.30 | 7.50 | 7.43 | 7.50 | 27,425 |   |  
            | 9/19/2017 | -0.60 / -7.69% | 7.80 | 7.80 | 7.20 | 7.20 | 7.43 | 7.20 | 611,706 |   |  			
            | 9/18/2017 | +0.10 / +1.30% | 7.70 | 7.90 | 7.70 | 7.80 | 7.80 | 7.80 | 59,020 |   |  
            | 9/15/2017 | +0.10 / +1.32% | 7.50 | 7.70 | 7.50 | 7.70 | 7.60 | 7.70 | 62,300 |   |  			
            | 9/14/2017 | +0.10 / +1.33% | 7.60 | 7.70 | 7.50 | 7.60 | 7.58 | 7.60 | 27,107 |   |  
            | 9/13/2017 | -0.10 / -1.32% | 7.50 | 7.50 | 7.40 | 7.50 | 7.47 | 7.50 | 100,500 |   |  			
            | 9/12/2017 | 0.00 / 0.00% | 7.50 | 7.60 | 7.50 | 7.60 | 7.55 | 7.60 | 24,976 |   |  
            | 9/11/2017 | 0.00 / 0.00% | 7.60 | 7.60 | 7.50 | 7.60 | 7.51 | 7.60 | 52,654 |   |  			
            | 9/8/2017 | 0.00 / 0.00% | 7.60 | 7.60 | 7.40 | 7.60 | 7.54 | 7.60 | 54,700 |   |  
            | 9/7/2017 | -0.10 / -1.30% | 7.70 | 7.70 | 7.50 | 7.60 | 7.56 | 7.60 | 27,530 |   |  			
            | 9/6/2017 | -0.10 / -1.28% | 7.80 | 7.80 | 7.40 | 7.70 | 7.52 | 7.70 | 189,999 |   |  
            | 9/5/2017 | -0.10 / -1.27% | 7.90 | 7.90 | 7.80 | 7.80 | 7.85 | 7.80 | 14,514 |   |  			
            | 9/1/2017 | 0.00 / 0.00% | 7.80 | 7.90 | 7.80 | 7.90 | 7.88 | 7.90 | 73,000 |   |  
            | 8/31/2017 | -0.10 / -1.25% | 7.90 | 7.90 | 7.80 | 7.90 | 7.87 | 7.90 | 71,000 |   |  			
            | 8/30/2017 | +0.10 / +1.27% | 7.90 | 8.00 | 7.90 | 8.00 | 7.90 | 8.00 | 41,078 |   |  
            | 8/29/2017 | 0.00 / 0.00% | 7.90 | 7.90 | 7.90 | 7.90 | 7.90 | 7.90 | 51,100 |   |  			
            | 8/28/2017 | -0.10 / -1.25% | 8.10 | 8.10 | 7.90 | 7.90 | 7.99 | 7.90 | 48,073 |   |  
            | 8/25/2017 | 0.00 / 0.00% | 8.00 | 8.00 | 7.90 | 8.00 | 7.94 | 8.00 | 50,030 |   |  			
            | 8/24/2017 | -0.10 / -1.23% | 8.10 | 8.20 | 8.00 | 8.00 | 8.03 | 8.00 | 41,500 |   |  
            | 8/23/2017 | +0.10 / +1.25% | 8.10 | 8.20 | 8.10 | 8.10 | 8.10 | 8.10 | 82,756 |   |  |