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            | 
                    Closing price on 8/16/2019
                 |  |  
    
        |           
                
                    | Open | 3.20 |  
                    | High | 3.20 |  
                    | Low | 3.20 |  
                    | Volume | 5,000 |  
                    | Split-adjusted Price | 3.20 |  
                
             | 
 |  PV2 Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 8/16/2019 | 0.00 / 0.00% | 3.20 | 3.20 | 3.20 | 3.20 | 3.20 | 3.20 | 5,000 |   |  
            | 8/15/2019 | 0.00 / 0.00% | 3.20 | 3.20 | 3.20 | 3.20 | 3.20 | 3.20 | 10,000 |   |  			
            | 8/14/2019 | 0.00 / 0.00% | 3.20 | 3.20 | 3.20 | 3.20 | 3.20 | 3.20 | 0 |   |  
            | 8/13/2019 | 0.00 / 0.00% | 3.20 | 3.20 | 3.20 | 3.20 | 3.20 | 3.20 | 10,000 |   |  			
            | 8/12/2019 | 0.00 / 0.00% | 3.30 | 3.30 | 3.00 | 3.20 | 3.21 | 3.20 | 29,500 |   |  
            | 8/9/2019 | 0.00 / 0.00% | 3.20 | 3.20 | 3.20 | 3.20 | 3.20 | 3.20 | 10,000 |   |  			
            | 8/8/2019 | 0.00 / 0.00% | 3.20 | 3.20 | 3.20 | 3.20 | 3.20 | 3.20 | 0 |   |  
            | 8/7/2019 | 0.00 / 0.00% | 3.20 | 3.20 | 3.20 | 3.20 | 3.20 | 3.20 | 0 |   |  			
            | 8/6/2019 | 0.00 / 0.00% | 3.20 | 3.20 | 3.20 | 3.20 | 3.20 | 3.20 | 0 |   |  
            | 8/5/2019 | +0.10 / +3.23% | 3.20 | 3.20 | 3.20 | 3.20 | 3.20 | 3.20 | 1,600 |   |  			
            | 8/2/2019 | 0.00 / 0.00% | 3.10 | 3.10 | 3.10 | 3.10 | 3.10 | 3.10 | 0 |   |  
            | 8/1/2019 | 0.00 / 0.00% | 3.10 | 3.10 | 3.10 | 3.10 | 3.10 | 3.10 | 4,100 |   |  			
            | 7/31/2019 | 0.00 / 0.00% | 3.10 | 3.10 | 3.10 | 3.10 | 3.10 | 3.10 | 0 |   |  
            | 7/30/2019 | 0.00 / 0.00% | 3.10 | 3.10 | 3.10 | 3.10 | 3.10 | 3.10 | 0 |   |  			
            | 7/29/2019 | 0.00 / 0.00% | 3.10 | 3.10 | 3.10 | 3.10 | 3.10 | 3.10 | 1,000 |   |  
            | 7/26/2019 | 0.00 / 0.00% | 3.10 | 3.10 | 3.10 | 3.10 | 3.10 | 3.10 | 0 |   |  			
            | 7/25/2019 | 0.00 / 0.00% | 3.10 | 3.10 | 3.10 | 3.10 | 3.10 | 3.10 | 0 |   |  
            | 7/24/2019 | +0.20 / +6.90% | 3.10 | 3.10 | 3.10 | 3.10 | 3.10 | 3.10 | 5,000 |   |  			
            | 7/23/2019 | -0.20 / -6.45% | 3.20 | 3.20 | 2.90 | 2.90 | 3.16 | 2.90 | 13,900 |   |  
            | 7/22/2019 | +0.20 / +6.90% | 2.90 | 3.10 | 2.90 | 3.10 | 3.06 | 3.10 | 15,700 |   |  			
            | 7/19/2019 | -0.20 / -6.45% | 2.90 | 2.90 | 2.90 | 2.90 | 2.90 | 2.90 | 100 |   |  
            | 7/18/2019 | 0.00 / 0.00% | 3.10 | 3.10 | 3.10 | 3.10 | 3.10 | 3.10 | 0 |   |  			
            | 7/17/2019 | -0.10 / -3.13% | 3.00 | 3.10 | 3.00 | 3.10 | 3.10 | 3.10 | 2,000 |   |  
            | 7/16/2019 | 0.00 / 0.00% | 3.20 | 3.20 | 3.20 | 3.20 | 3.20 | 3.20 | 0 |   |  			
            | 7/15/2019 | 0.00 / 0.00% | 3.20 | 3.20 | 3.20 | 3.20 | 3.20 | 3.20 | 0 |   |  
            | 7/12/2019 | 0.00 / 0.00% | 3.20 | 3.20 | 3.20 | 3.20 | 3.20 | 3.20 | 0 |   |  			
            | 7/11/2019 | 0.00 / 0.00% | 3.20 | 3.20 | 3.20 | 3.20 | 3.20 | 3.20 | 11,100 |   |  
            | 7/10/2019 | 0.00 / 0.00% | 3.20 | 3.20 | 3.20 | 3.20 | 3.20 | 3.20 | 0 |   |  			
            | 7/9/2019 | 0.00 / 0.00% | 3.20 | 3.20 | 3.20 | 3.20 | 3.20 | 3.20 | 0 |   |  
            | 7/8/2019 | -0.20 / -5.88% | 3.10 | 3.20 | 3.10 | 3.20 | 3.14 | 3.20 | 21,500 |   |  |