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                    Closing price on 8/7/2018
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        |           
                
                    | Open | 63.90 |  
                    | High | 64.00 |  
                    | Low | 62.40 |  
                    | Volume | 803,020 |  
                    | Split-adjusted Price | 48.18 |  
                
             | 
 |  PLX Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 8/7/2018 | -1.30 / -2.03% | 63.90 | 64.00 | 62.40 | 62.60 | 63.18 | 48.18 | 803,020 |   |  
            | 8/6/2018 | +1.30 / +2.08% | 62.60 | 64.40 | 61.80 | 63.90 | 63.69 | 49.18 | 701,070 |   |  			
            | 8/3/2018 | +0.90 / +1.46% | 62.00 | 64.00 | 62.00 | 62.60 | 63.01 | 48.18 | 1,312,750 |   |  
            | 8/2/2018 | +0.40 / +0.65% | 61.50 | 61.80 | 60.70 | 61.70 | 61.24 | 47.49 | 951,560 |   |  			
            | 8/1/2018 | +0.80 / +1.32% | 61.00 | 62.60 | 60.60 | 61.30 | 61.65 | 47.18 | 747,160 |   |  
            | 7/31/2018 | +2.50 / +4.31% | 58.00 | 61.90 | 57.70 | 60.50 | 60.46 | 46.56 | 1,559,950 |   |  			
            | 7/30/2018 | +1.30 / +2.29% | 57.40 | 58.00 | 57.10 | 58.00 | 57.59 | 44.64 | 668,090 |   |  
            | 7/27/2018 | +0.70 / +1.25% | 56.00 | 57.30 | 56.00 | 56.70 | 56.96 | 43.64 | 287,950 |   |  			
            | 7/26/2018 | -0.90 / -1.58% | 56.80 | 56.80 | 55.70 | 56.00 | 56.24 | 43.10 | 407,460 |   |  
            | 7/25/2018 | -0.10 / -0.18% | 57.40 | 58.00 | 56.90 | 56.90 | 57.31 | 43.79 | 436,720 |   |  			
            | 7/24/2018 | -0.20 / -0.35% | 57.00 | 57.80 | 56.30 | 57.00 | 57.00 | 43.87 | 376,550 |   |  
            | 7/23/2018 | +1.10 / +1.96% | 56.50 | 58.60 | 56.00 | 57.20 | 57.59 | 44.02 | 628,000 |   |  			
            | 7/20/2018 | -1.50 / -2.60% | 56.60 | 57.40 | 56.10 | 56.10 | 56.59 | 43.18 | 480,790 |   |  
            | 7/19/2018 | +0.60 / +1.05% | 57.50 | 58.20 | 56.80 | 57.60 | 57.63 | 44.33 | 408,530 |   |  			
            | 7/18/2018 | +3.00 / +5.56% | 54.80 | 57.00 | 54.60 | 57.00 | 55.80 | 43.87 | 771,000 |   |  
            | 7/17/2018 | -0.40 / -0.74% | 53.90 | 54.90 | 53.00 | 54.00 | 53.94 | 41.56 | 308,540 |   |  			
            | 7/16/2018 | +0.40 / +0.74% | 54.00 | 55.00 | 53.50 | 54.40 | 54.39 | 41.87 | 297,950 |   |  
            | 7/13/2018 | +0.50 / +0.93% | 54.00 | 54.80 | 53.80 | 54.00 | 54.23 | 41.56 | 266,960 |   |  			
            | 7/12/2018 | -0.50 / -0.93% | 52.80 | 54.70 | 52.80 | 53.50 | 53.99 | 41.17 | 139,300 |   |  
            | 7/11/2018 | -1.00 / -1.82% | 52.50 | 54.00 | 52.10 | 54.00 | 53.03 | 41.56 | 406,410 |   |  			
            | 7/10/2018 | 0.00 / 0.00% | 55.00 | 56.50 | 55.00 | 55.00 | 55.79 | 42.33 | 601,320 |   |  
            | 7/9/2018 | +0.60 / +1.10% | 55.50 | 56.90 | 55.00 | 55.00 | 56.23 | 42.33 | 358,880 |   |  			
            | 7/6/2018 | +1.60 / +3.03% | 53.00 | 56.10 | 51.80 | 54.40 | 54.23 | 41.87 | 683,880 |   |  
            | 7/5/2018 | -2.80 / -5.04% | 56.00 | 56.00 | 52.80 | 52.80 | 53.79 | 40.64 | 498,150 |   |  			
            | 7/4/2018 | +0.50 / +0.91% | 56.20 | 56.50 | 54.20 | 55.60 | 55.37 | 42.79 | 319,770 |   |  
            | 7/3/2018 | -3.40 / -5.81% | 58.50 | 58.50 | 55.00 | 55.10 | 56.23 | 42.41 | 446,650 |   |  			
            | 7/2/2018 | 0.00 / 0.00% | 58.40 | 58.70 | 55.90 | 58.50 | 57.60 | 45.02 | 488,920 |   |  
            | 6/29/2018 | -0.50 / -0.85% | 59.00 | 59.90 | 58.50 | 58.50 | 58.83 | 45.02 | 149,200 |   |  			
            | 6/28/2018 | -0.80 / -1.34% | 59.50 | 59.80 | 58.00 | 59.00 | 58.84 | 45.41 | 410,520 |   |  
            | 6/27/2018 | -0.80 / -1.32% | 61.00 | 62.00 | 59.80 | 59.80 | 60.84 | 46.02 | 331,450 |   |  |