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                    Closing price on 5/18/2020
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                    | Open | 2.60 |  
                    | High | 2.60 |  
                    | Low | 2.60 |  
                    | Volume | 18,400 |  
                    | Split-adjusted Price | 2.60 |  
                
             | 
 |  VKC Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 5/18/2020 | -0.10 / -3.70% | 2.60 | 2.60 | 2.60 | 2.60 | 2.60 | 2.60 | 18,400 |   |  
            | 5/15/2020 | 0.00 / 0.00% | 2.70 | 2.70 | 2.70 | 2.70 | 2.70 | 2.70 | 0 |   |  			
            | 5/14/2020 | 0.00 / 0.00% | 2.60 | 2.70 | 2.60 | 2.70 | 2.60 | 2.70 | 17,000 |   |  
            | 5/13/2020 | +0.10 / +3.85% | 2.60 | 2.70 | 2.60 | 2.70 | 2.61 | 2.70 | 6,900 |   |  			
            | 5/12/2020 | -0.10 / -3.70% | 2.60 | 2.60 | 2.60 | 2.60 | 2.60 | 2.60 | 4,300 |   |  
            | 5/11/2020 | 0.00 / 0.00% | 2.70 | 2.70 | 2.70 | 2.70 | 2.70 | 2.70 | 0 |   |  			
            | 5/8/2020 | 0.00 / 0.00% | 2.60 | 2.70 | 2.60 | 2.70 | 2.60 | 2.70 | 16,400 |   |  
            | 5/7/2020 | 0.00 / 0.00% | 2.70 | 2.70 | 2.70 | 2.70 | 2.70 | 2.70 | 2,700 |   |  			
            | 5/6/2020 | +0.10 / +3.85% | 2.70 | 2.70 | 2.70 | 2.70 | 2.70 | 2.70 | 7,100 |   |  
            | 5/5/2020 | -0.10 / -3.70% | 2.70 | 2.80 | 2.60 | 2.60 | 2.70 | 2.60 | 20,400 |   |  			
            | 5/4/2020 | -0.10 / -3.57% | 2.70 | 2.80 | 2.70 | 2.70 | 2.70 | 2.70 | 14,200 |   |  
            | 4/29/2020 | +0.10 / +3.70% | 2.70 | 2.80 | 2.70 | 2.80 | 2.71 | 2.80 | 32,400 |   |  			
            | 4/28/2020 | -0.10 / -3.57% | 2.70 | 2.80 | 2.70 | 2.70 | 2.70 | 2.70 | 27,600 |   |  
            | 4/27/2020 | 0.00 / 0.00% | 2.80 | 2.80 | 2.70 | 2.80 | 2.74 | 2.80 | 43,400 |   |  			
            | 4/24/2020 | +0.10 / +3.70% | 2.70 | 2.80 | 2.70 | 2.80 | 2.74 | 2.80 | 61,900 |   |  
            | 4/23/2020 | -0.10 / -3.57% | 2.80 | 2.80 | 2.70 | 2.70 | 2.71 | 2.70 | 13,500 |   |  			
            | 4/22/2020 | -0.10 / -3.45% | 2.70 | 2.80 | 2.70 | 2.80 | 2.74 | 2.80 | 48,200 |   |  
            | 4/21/2020 | +0.20 / +7.41% | 2.70 | 2.90 | 2.60 | 2.90 | 2.75 | 2.90 | 71,000 |   |  			
            | 4/20/2020 | +0.10 / +3.85% | 2.60 | 2.70 | 2.60 | 2.70 | 2.60 | 2.70 | 36,100 |   |  
            | 4/17/2020 | 0.00 / 0.00% | 2.60 | 2.70 | 2.60 | 2.60 | 2.60 | 2.60 | 12,200 |   |  			
            | 4/16/2020 | -0.10 / -3.70% | 2.70 | 2.70 | 2.60 | 2.60 | 2.60 | 2.60 | 81,200 |   |  
            | 4/15/2020 | +0.10 / +3.85% | 2.60 | 2.70 | 2.50 | 2.70 | 2.63 | 2.70 | 19,900 |   |  			
            | 4/14/2020 | 0.00 / 0.00% | 2.50 | 2.60 | 2.50 | 2.60 | 2.50 | 2.60 | 9,000 |   |  
            | 4/13/2020 | 0.00 / 0.00% | 2.60 | 2.60 | 2.60 | 2.60 | 2.60 | 2.60 | 0 |   |  			
            | 4/10/2020 | 0.00 / 0.00% | 2.50 | 2.60 | 2.50 | 2.60 | 2.50 | 2.60 | 2,100 |   |  
            | 4/9/2020 | 0.00 / 0.00% | 2.60 | 2.60 | 2.40 | 2.60 | 2.52 | 2.60 | 58,400 |   |  			
            | 4/8/2020 | 0.00 / 0.00% | 2.50 | 2.60 | 2.50 | 2.60 | 2.58 | 2.60 | 8,300 |   |  
            | 4/7/2020 | -0.10 / -3.70% | 2.60 | 2.70 | 2.60 | 2.60 | 2.60 | 2.60 | 3,900 |   |  			
            | 4/6/2020 | +0.10 / +3.85% | 2.60 | 2.70 | 2.50 | 2.70 | 2.55 | 2.70 | 9,000 |   |  
            | 4/3/2020 | 0.00 / 0.00% | 2.50 | 2.60 | 2.50 | 2.60 | 2.55 | 2.60 | 200 |   |  |