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            | 
                    Closing price on 3/20/2020
                 |  |  
    
        |           
                
                    | Open | 8.70 |  
                    | High | 8.74 |  
                    | Low | 8.20 |  
                    | Volume | 1,370,200 |  
                    | Split-adjusted Price | 4.64 |  
                
             | 
 |  PVT Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 3/20/2020 | -0.05 / -0.59% | 8.70 | 8.74 | 8.20 | 8.45 | 8.39 | 4.64 | 1,370,200 |   |  
            | 3/19/2020 | -0.38 / -4.28% | 8.70 | 8.80 | 8.48 | 8.50 | 8.60 | 4.67 | 1,359,280 |   |  			
            | 3/18/2020 | -0.01 / -0.11% | 8.85 | 9.08 | 8.85 | 8.88 | 8.93 | 4.87 | 978,740 |   |  
            | 3/17/2020 | -0.20 / -2.20% | 8.60 | 8.89 | 8.46 | 8.89 | 8.53 | 4.88 | 1,683,950 |   |  			
            | 3/16/2020 | -0.11 / -1.20% | 9.00 | 9.10 | 8.66 | 9.09 | 8.99 | 4.99 | 838,330 |   |  
            | 3/13/2020 | -0.52 / -5.35% | 9.21 | 9.63 | 9.05 | 9.20 | 9.14 | 5.05 | 1,494,760 |   |  			
            | 3/12/2020 | -0.73 / -6.99% | 9.80 | 9.99 | 9.72 | 9.72 | 9.73 | 5.34 | 3,607,650 |   |  
            | 3/11/2020 | -0.55 / -5.00% | 11.25 | 11.25 | 10.25 | 10.45 | 10.56 | 5.74 | 1,624,800 |   |  			
            | 3/10/2020 | -0.55 / -4.76% | 10.85 | 11.30 | 10.80 | 11.00 | 11.06 | 6.04 | 955,600 |   |  
            | 3/9/2020 | -0.85 / -6.85% | 11.60 | 11.90 | 11.55 | 11.55 | 11.58 | 6.34 | 795,780 |   |  			
            | 3/6/2020 | -0.15 / -1.20% | 12.35 | 12.50 | 12.15 | 12.40 | 12.37 | 6.81 | 880,560 |   |  
            | 3/5/2020 | +0.55 / +4.58% | 12.00 | 12.55 | 12.00 | 12.55 | 12.33 | 6.89 | 1,384,900 |   |  			
            | 3/4/2020 | -0.15 / -1.23% | 12.15 | 12.15 | 11.90 | 12.00 | 11.98 | 6.59 | 689,760 |   |  
            | 3/3/2020 | -0.10 / -0.82% | 12.45 | 12.45 | 12.10 | 12.15 | 12.21 | 6.67 | 908,470 |   |  			
            | 3/2/2020 | -0.15 / -1.21% | 12.30 | 12.40 | 12.15 | 12.25 | 12.23 | 6.72 | 381,570 |   |  
            | 2/28/2020 | 0.00 / 0.00% | 12.15 | 12.40 | 12.00 | 12.40 | 12.13 | 6.81 | 1,094,340 |   |  			
            | 2/27/2020 | +0.10 / +0.81% | 12.25 | 12.40 | 12.10 | 12.40 | 12.20 | 6.81 | 457,370 |   |  
            | 2/26/2020 | -0.20 / -1.60% | 12.30 | 12.35 | 12.05 | 12.30 | 12.19 | 6.75 | 828,090 |   |  			
            | 2/25/2020 | -0.30 / -2.34% | 12.55 | 12.65 | 12.15 | 12.50 | 12.34 | 6.86 | 1,326,560 |   |  
            | 2/24/2020 | -0.40 / -3.03% | 12.95 | 12.95 | 12.55 | 12.80 | 12.74 | 7.03 | 632,910 |   |  			
            | 2/21/2020 | -0.45 / -3.30% | 13.60 | 13.60 | 13.20 | 13.20 | 13.40 | 7.25 | 614,960 |   |  
            | 2/20/2020 | +0.15 / +1.11% | 13.70 | 13.70 | 13.40 | 13.65 | 13.53 | 7.49 | 458,970 |   |  			
            | 2/19/2020 | -0.10 / -0.74% | 13.70 | 13.70 | 13.40 | 13.50 | 13.56 | 7.41 | 477,010 |   |  
            | 2/18/2020 | -0.05 / -0.37% | 13.65 | 13.70 | 13.60 | 13.60 | 13.65 | 7.46 | 158,290 |   |  			
            | 2/17/2020 | +0.15 / +1.11% | 13.55 | 13.70 | 13.55 | 13.65 | 13.63 | 7.49 | 287,320 |   |  
            | 2/14/2020 | -0.05 / -0.37% | 13.55 | 13.65 | 13.50 | 13.50 | 13.53 | 7.41 | 199,030 |   |  			
            | 2/13/2020 | 0.00 / 0.00% | 13.55 | 13.75 | 13.55 | 13.55 | 13.63 | 7.44 | 307,530 |   |  
            | 2/12/2020 | +0.15 / +1.12% | 13.35 | 13.55 | 13.35 | 13.55 | 13.45 | 7.44 | 456,280 |   |  			
            | 2/11/2020 | 0.00 / 0.00% | 13.40 | 13.55 | 13.30 | 13.40 | 13.41 | 7.35 | 305,320 |   |  
            | 2/10/2020 | -0.25 / -1.83% | 13.45 | 13.50 | 13.00 | 13.40 | 13.35 | 7.35 | 483,230 |   |  |