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                    Closing price on 8/28/2023
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                    | Open | 18.80 |  
                    | High | 19.90 |  
                    | Low | 18.80 |  
                    | Volume | 32,700 |  
                    | Split-adjusted Price | 19.09 |  
                
             | 
 |  VTK Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 8/28/2023 | +1.30 / +6.99% | 18.80 | 19.90 | 18.80 | 19.90 | 18.90 | 19.09 | 32,700 |   |  
            | 8/25/2023 | +0.50 / +2.75% | 18.50 | 18.70 | 18.50 | 18.70 | 18.60 | 17.94 | 22,100 |   |  			
            | 8/24/2023 | 0.00 / 0.00% | 18.40 | 18.50 | 18.10 | 18.50 | 18.20 | 17.74 | 2,400 |   |  
            | 8/23/2023 | 0.00 / 0.00% | 18.50 | 18.50 | 18.50 | 18.50 | 18.50 | 17.74 | 200 |   |  			
            | 8/22/2023 | -0.40 / -2.15% | 18.60 | 18.60 | 18.20 | 18.20 | 18.50 | 17.46 | 8,000 |   |  
            | 8/21/2023 | +0.90 / +5.11% | 18.60 | 18.60 | 18.50 | 18.50 | 18.60 | 17.74 | 7,200 |   |  			
            | 8/18/2023 | -0.90 / -4.52% | 19.70 | 19.70 | 19.00 | 19.00 | 19.10 | 16.79 | 5,100 |   |  
            | 8/17/2023 | 0.00 / 0.00% | 19.80 | 20.00 | 19.70 | 19.80 | 19.90 | 17.50 | 14,400 |   |  			
            | 8/16/2023 | +0.20 / +1.02% | 19.90 | 19.90 | 19.80 | 19.80 | 19.80 | 17.50 | 3,900 |   |  
            | 8/15/2023 | -0.10 / -0.51% | 19.60 | 19.60 | 19.50 | 19.60 | 19.60 | 17.32 | 11,000 |   |  			
            | 8/14/2023 | +0.30 / +1.54% | 19.40 | 19.90 | 19.40 | 19.80 | 19.70 | 17.50 | 4,200 |   |  
            | 8/11/2023 | 0.00 / 0.00% | 19.50 | 19.60 | 19.50 | 19.50 | 19.50 | 17.23 | 5,300 |   |  			
            | 8/10/2023 | -0.30 / -1.52% | 19.50 | 19.50 | 19.50 | 19.50 | 19.50 | 17.23 | 2,000 |   |  
            | 8/9/2023 | 0.00 / 0.00% | 19.70 | 19.90 | 19.70 | 19.70 | 19.80 | 17.41 | 4,700 |   |  			
            | 8/8/2023 | +0.30 / +1.53% | 19.60 | 19.90 | 19.50 | 19.90 | 19.70 | 17.59 | 4,800 |   |  
            | 8/7/2023 | -0.10 / -0.51% | 19.60 | 19.80 | 19.50 | 19.50 | 19.60 | 17.23 | 2,400 |   |  			
            | 8/4/2023 | -0.10 / -0.51% | 19.60 | 19.70 | 19.60 | 19.60 | 19.60 | 17.32 | 4,400 |   |  
            | 8/3/2023 | 0.00 / 0.00% | 19.60 | 19.70 | 19.60 | 19.60 | 19.70 | 17.32 | 5,200 |   |  			
            | 8/2/2023 | -0.10 / -0.51% | 19.60 | 19.60 | 19.50 | 19.60 | 19.60 | 17.32 | 3,000 |   |  
            | 8/1/2023 | 0.00 / 0.00% | 19.70 | 19.70 | 19.60 | 19.60 | 19.70 | 17.32 | 13,000 |   |  			
            | 7/31/2023 | -0.20 / -1.01% | 19.60 | 19.60 | 19.60 | 19.60 | 19.60 | 17.32 | 100 |   |  
            | 7/28/2023 | +0.10 / +0.51% | 20.00 | 20.00 | 19.60 | 19.60 | 19.80 | 17.32 | 300 |   |  			
            | 7/27/2023 | -0.10 / -0.51% | 19.60 | 19.60 | 19.50 | 19.50 | 19.50 | 17.23 | 3,400 |   |  
            | 7/26/2023 | -0.20 / -1.01% | 19.60 | 19.60 | 19.60 | 19.60 | 19.60 | 17.32 | 2,000 |   |  			
            | 7/25/2023 | -0.50 / -2.50% | 19.60 | 20.00 | 19.50 | 19.50 | 19.80 | 17.23 | 1,700 |   |  
            | 7/24/2023 | 0.00 / 0.00% | 20.00 | 20.00 | 20.00 | 20.00 | 20.00 | 17.68 | 2,100 |   |  			
            | 7/21/2023 | +0.20 / +1.01% | 19.80 | 20.20 | 19.60 | 20.10 | 20.00 | 17.76 | 16,600 |   |  
            | 7/20/2023 | 0.00 / 0.00% | 19.90 | 19.90 | 19.90 | 19.90 | 19.90 | 17.59 | 0 |   |  			
            | 7/19/2023 | 0.00 / 0.00% | 19.90 | 19.90 | 19.90 | 19.90 | 19.90 | 17.59 | 0 |   |  
            | 7/18/2023 | 0.00 / 0.00% | 20.20 | 20.20 | 19.80 | 19.80 | 19.90 | 17.50 | 3,200 |   |  |