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                    Closing price on 7/20/2021
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                    | Open | 31.00 |  
                    | High | 31.00 |  
                    | Low | 31.00 |  
                    | Volume | 4,600 |  
                    | Split-adjusted Price | 11.89 |  
                
             | 
 |  VTK Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 7/20/2021 | -0.60 / -1.90% | 31.00 | 31.00 | 31.00 | 31.00 | 31.00 | 11.89 | 4,600 |   |  
            | 7/19/2021 | +1.10 / +3.58% | 30.70 | 31.80 | 30.70 | 31.80 | 31.60 | 12.20 | 5,200 |   |  			
            | 7/16/2021 | 0.00 / 0.00% | 30.70 | 30.70 | 30.70 | 30.70 | 30.70 | 11.78 | 0 |   |  
            | 7/15/2021 | 0.00 / 0.00% | 32.50 | 32.50 | 30.30 | 32.00 | 30.70 | 12.28 | 2,600 |   |  			
            | 7/14/2021 | 0.00 / 0.00% | 32.00 | 32.00 | 32.00 | 32.00 | 32.00 | 12.28 | 0 |   |  
            | 7/13/2021 | 0.00 / 0.00% | 32.00 | 32.00 | 32.00 | 32.00 | 32.00 | 12.28 | 0 |   |  			
            | 7/12/2021 | 0.00 / 0.00% | 32.00 | 32.00 | 32.00 | 32.00 | 32.00 | 12.28 | 6,000 |   |  
            | 7/9/2021 | 0.00 / 0.00% | 32.00 | 32.00 | 32.00 | 32.00 | 32.00 | 12.28 | 0 |   |  			
            | 7/8/2021 | +2.00 / +6.67% | 32.00 | 32.00 | 32.00 | 32.00 | 32.00 | 12.28 | 100 |   |  
            | 7/7/2021 | -1.20 / -3.85% | 30.00 | 30.00 | 30.00 | 30.00 | 30.00 | 11.51 | 1,000 |   |  			
            | 7/6/2021 | -0.70 / -2.19% | 31.10 | 31.50 | 31.10 | 31.30 | 31.20 | 12.01 | 3,200 |   |  
            | 7/5/2021 | 0.00 / 0.00% | 32.00 | 32.00 | 32.00 | 32.00 | 32.00 | 12.28 | 2,100 |   |  			
            | 7/2/2021 | 0.00 / 0.00% | 32.00 | 32.00 | 32.00 | 32.00 | 32.00 | 12.28 | 2,100 |   |  
            | 7/1/2021 | 0.00 / 0.00% | 32.00 | 32.00 | 32.00 | 32.00 | 32.00 | 12.28 | 100 |   |  			
            | 6/30/2021 | 0.00 / 0.00% | 32.00 | 32.00 | 32.00 | 32.00 | 32.00 | 12.28 | 100 |   |  
            | 6/29/2021 | +0.10 / +0.31% | 32.00 | 32.00 | 31.90 | 31.90 | 32.00 | 12.24 | 1,000 |   |  			
            | 6/28/2021 | -0.20 / -0.63% | 31.80 | 31.80 | 31.80 | 31.80 | 31.80 | 12.20 | 300 |   |  
            | 6/25/2021 | 0.00 / 0.00% | 32.00 | 32.00 | 32.00 | 32.00 | 32.00 | 12.28 | 700 |   |  			
            | 6/24/2021 | -0.10 / -0.31% | 31.70 | 32.40 | 31.70 | 32.40 | 32.00 | 12.43 | 900 |   |  
            | 6/23/2021 | +0.30 / +0.92% | 32.10 | 32.90 | 32.10 | 32.90 | 32.50 | 12.62 | 300 |   |  			
            | 6/22/2021 | +0.60 / +1.86% | 32.40 | 33.00 | 32.40 | 32.90 | 32.60 | 12.62 | 5,400 |   |  
            | 6/21/2021 | 0.00 / 0.00% | 32.40 | 32.40 | 32.30 | 32.40 | 32.30 | 12.43 | 1,400 |   |  			
            | 6/18/2021 | -0.40 / -1.23% | 33.00 | 33.00 | 32.00 | 32.00 | 32.40 | 12.28 | 1,700 |   |  
            | 6/17/2021 | +0.60 / +1.85% | 32.10 | 33.10 | 32.10 | 33.10 | 32.40 | 12.70 | 400 |   |  			
            | 6/16/2021 | -0.40 / -1.22% | 32.50 | 32.50 | 32.40 | 32.50 | 32.50 | 12.47 | 1,300 |   |  
            | 6/15/2021 | +0.20 / +0.61% | 33.00 | 33.00 | 32.90 | 32.90 | 32.90 | 12.62 | 400 |   |  			
            | 6/14/2021 | +0.30 / +0.93% | 32.00 | 33.20 | 32.00 | 32.70 | 32.70 | 12.55 | 1,300 |   |  
            | 6/11/2021 | 0.00 / 0.00% | 32.40 | 32.50 | 32.40 | 32.50 | 32.40 | 12.47 | 3,300 |   |  			
            | 6/10/2021 | +0.70 / +2.20% | 33.00 | 33.00 | 31.60 | 32.50 | 32.50 | 12.47 | 3,200 |   |  
            | 6/9/2021 | +0.90 / +2.85% | 31.60 | 32.50 | 31.60 | 32.50 | 31.80 | 12.47 | 500 |   |  |