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                    Closing price on 8/10/2018
                 |  |  
    
        |           
                
                    | Open | 2.05 |  
                    | High | 2.05 |  
                    | Low | 2.00 |  
                    | Volume | 3,040 |  
                    | Split-adjusted Price | 2.00 |  
                
             | 
 |  PXT Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 8/10/2018 | +0.04 / +2.04% | 2.05 | 2.05 | 2.00 | 2.00 | 2.03 | 2.00 | 3,040 |   |  
            | 8/9/2018 | -0.14 / -6.67% | 2.00 | 2.10 | 1.96 | 1.96 | 2.01 | 1.96 | 7,970 |   |  			
            | 8/8/2018 | +0.07 / +3.45% | 1.90 | 2.10 | 1.89 | 2.10 | 2.00 | 2.10 | 47,100 |   |  
            | 8/7/2018 | -0.15 / -6.88% | 2.20 | 2.20 | 2.03 | 2.03 | 2.05 | 2.03 | 28,320 |   |  			
            | 8/6/2018 | 0.00 / 0.00% | 2.04 | 2.18 | 2.04 | 2.18 | 2.12 | 2.18 | 8,510 |   |  
            | 8/3/2018 | 0.00 / 0.00% | 2.18 | 2.24 | 2.03 | 2.18 | 2.15 | 2.18 | 6,060 |   |  			
            | 8/2/2018 | -0.01 / -0.46% | 2.20 | 2.30 | 2.18 | 2.18 | 2.23 | 2.18 | 31,460 |   |  
            | 8/1/2018 | +0.14 / +6.83% | 2.18 | 2.19 | 2.18 | 2.19 | 2.19 | 2.19 | 16,700 |   |  			
            | 7/31/2018 | +0.05 / +2.50% | 1.95 | 2.05 | 1.95 | 2.05 | 2.00 | 2.05 | 14,130 |   |  
            | 7/30/2018 | +0.10 / +5.26% | 1.90 | 2.00 | 1.90 | 2.00 | 1.96 | 2.00 | 29,100 |   |  			
            | 7/27/2018 | +0.10 / +5.56% | 1.92 | 1.92 | 1.81 | 1.90 | 1.89 | 1.90 | 3,030 |   |  
            | 7/26/2018 | -0.13 / -6.74% | 1.81 | 1.92 | 1.80 | 1.80 | 1.81 | 1.80 | 99,680 |   |  			
            | 7/25/2018 | +0.03 / +1.58% | 1.91 | 1.93 | 1.78 | 1.93 | 1.85 | 1.93 | 2,160 |   |  
            | 7/24/2018 | -0.06 / -3.06% | 1.96 | 1.96 | 1.90 | 1.90 | 1.93 | 1.90 | 870 |   |  			
            | 7/23/2018 | +0.02 / +1.03% | 1.81 | 1.96 | 1.81 | 1.96 | 1.89 | 1.96 | 5,540 |   |  
            | 7/20/2018 | +0.09 / +4.86% | 1.94 | 1.94 | 1.94 | 1.94 | 1.94 | 1.94 | 60 |   |  			
            | 7/19/2018 | -0.03 / -1.60% | 1.87 | 1.87 | 1.85 | 1.85 | 1.86 | 1.85 | 940 |   |  
            | 7/18/2018 | +0.11 / +6.21% | 1.67 | 1.88 | 1.67 | 1.88 | 1.83 | 1.88 | 14,750 |   |  			
            | 7/17/2018 | +0.07 / +4.12% | 1.65 | 1.77 | 1.65 | 1.77 | 1.77 | 1.77 | 40 |   |  
            | 7/16/2018 | -0.10 / -5.56% | 1.80 | 1.80 | 1.70 | 1.70 | 1.75 | 1.70 | 9,160 |   |  			
            | 7/13/2018 | +0.08 / +4.65% | 1.84 | 1.84 | 1.73 | 1.80 | 1.80 | 1.80 | 4,320 |   |  
            | 7/12/2018 | -0.04 / -2.27% | 1.66 | 1.73 | 1.66 | 1.72 | 1.69 | 1.72 | 3,400 |   |  			
            | 7/11/2018 | +0.06 / +3.53% | 1.80 | 1.80 | 1.76 | 1.76 | 1.78 | 1.76 | 1,020 |   |  
            | 7/10/2018 | +0.09 / +5.59% | 1.63 | 1.70 | 1.63 | 1.70 | 1.70 | 1.70 | 210 |   |  			
            | 7/9/2018 | -0.01 / -0.62% | 1.68 | 1.71 | 1.61 | 1.61 | 1.65 | 1.61 | 14,030 |   |  
            | 7/6/2018 | +0.04 / +2.53% | 1.60 | 1.68 | 1.60 | 1.62 | 1.63 | 1.62 | 760 |   |  			
            | 7/5/2018 | -0.09 / -5.39% | 1.78 | 1.78 | 1.57 | 1.58 | 1.66 | 1.58 | 31,240 |   |  
            | 7/4/2018 | -0.11 / -6.18% | 1.68 | 1.78 | 1.67 | 1.67 | 1.70 | 1.67 | 16,330 |   |  			
            | 7/3/2018 | -0.12 / -6.32% | 1.90 | 1.90 | 1.77 | 1.78 | 1.85 | 1.78 | 3,250 |   |  
            | 7/2/2018 | 0.00 / 0.00% | 1.90 | 1.90 | 1.88 | 1.90 | 1.90 | 1.90 | 20,530 |   |  |