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                    Closing price on 6/8/2020
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        |           
                
                    | Open | 15.50 |  
                    | High | 16.00 |  
                    | Low | 15.50 |  
                    | Volume | 138,700 |  
                    | Split-adjusted Price | 10.96 |  
                
             | 
 |  PGS Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 6/8/2020 | +0.40 / +2.58% | 15.50 | 16.00 | 15.50 | 15.90 | 15.63 | 10.96 | 138,700 |   |  
            | 6/5/2020 | -0.20 / -1.27% | 15.50 | 15.60 | 15.40 | 15.50 | 15.50 | 10.69 | 44,300 |   |  			
            | 6/4/2020 | 0.00 / 0.00% | 15.70 | 16.00 | 15.60 | 15.70 | 15.70 | 10.82 | 128,600 |   |  
            | 6/3/2020 | 0.00 / 0.00% | 15.70 | 15.80 | 15.60 | 15.70 | 15.70 | 10.82 | 38,800 |   |  			
            | 6/2/2020 | -0.80 / -4.85% | 16.00 | 16.00 | 15.70 | 15.70 | 15.77 | 10.82 | 80,100 |   |  
            | 6/1/2020 | 0.00 / 0.00% | 16.50 | 16.60 | 16.50 | 16.50 | 16.53 | 11.37 | 7,400 |   |  			
            | 5/29/2020 | +0.70 / +4.43% | 15.80 | 16.50 | 15.50 | 16.50 | 15.82 | 11.37 | 600 |   |  
            | 5/28/2020 | -0.70 / -4.24% | 16.30 | 16.30 | 15.80 | 15.80 | 15.91 | 10.89 | 16,300 |   |  			
            | 5/27/2020 | 0.00 / 0.00% | 16.30 | 16.90 | 16.30 | 16.50 | 16.63 | 11.37 | 19,600 |   |  
            | 5/26/2020 | +0.50 / +3.13% | 16.00 | 16.60 | 16.00 | 16.50 | 16.34 | 11.37 | 43,400 |   |  			
            | 5/25/2020 | +0.90 / +5.96% | 15.10 | 16.60 | 15.10 | 16.00 | 15.76 | 11.03 | 10,900 |   |  
            | 5/22/2020 | +0.10 / +0.67% | 15.00 | 15.20 | 15.00 | 15.10 | 15.10 | 10.41 | 70,100 |   |  			
            | 5/21/2020 | -1.30 / -7.98% | 16.30 | 16.30 | 15.00 | 15.00 | 16.12 | 10.34 | 25,600 |   |  
            | 5/20/2020 | -0.40 / -2.40% | 16.70 | 16.80 | 16.30 | 16.30 | 16.61 | 11.24 | 21,300 |   |  			
            | 5/19/2020 | -0.70 / -4.02% | 17.00 | 17.00 | 16.70 | 16.70 | 16.93 | 11.51 | 9,000 |   |  
            | 5/18/2020 | 0.00 / 0.00% | 17.40 | 17.40 | 17.40 | 17.40 | 17.40 | 12.00 | 1,800 |   |  			
            | 5/15/2020 | 0.00 / 0.00% | 17.40 | 17.60 | 17.40 | 17.40 | 17.44 | 12.00 | 3,900 |   |  
            | 5/14/2020 | +0.30 / +1.75% | 17.10 | 17.50 | 17.10 | 17.40 | 17.42 | 12.00 | 22,600 |   |  			
            | 5/13/2020 | -0.10 / -0.58% | 17.20 | 17.20 | 17.10 | 17.10 | 17.19 | 11.79 | 1,787,200 |   |  
            | 5/12/2020 | -0.10 / -0.58% | 17.30 | 17.30 | 17.20 | 17.20 | 17.27 | 11.86 | 6,200 |   |  			
            | 5/11/2020 | -0.10 / -0.57% | 17.50 | 17.50 | 17.20 | 17.30 | 17.37 | 11.93 | 116,300 |   |  
            | 5/8/2020 | -0.10 / -0.57% | 17.50 | 17.60 | 17.40 | 17.40 | 17.48 | 12.00 | 3,900 |   |  			
            | 5/7/2020 | -0.30 / -1.69% | 17.50 | 17.80 | 17.50 | 17.50 | 17.67 | 12.06 | 3,400 |   |  
            | 5/6/2020 | +0.10 / +0.56% | 17.50 | 17.80 | 17.50 | 17.80 | 17.51 | 12.27 | 398,100 |   |  			
            | 5/5/2020 | -0.20 / -1.12% | 17.70 | 17.70 | 17.70 | 17.70 | 17.70 | 12.20 | 2,400 |   |  
            | 5/4/2020 | -0.60 / -3.24% | 17.90 | 17.90 | 17.90 | 17.90 | 17.90 | 12.34 | 200 |   |  			
            | 4/29/2020 | 0.00 / 0.00% | 18.60 | 18.60 | 18.50 | 18.50 | 18.60 | 12.75 | 3,000 |   |  
            | 4/28/2020 | 0.00 / 0.00% | 18.50 | 18.50 | 18.50 | 18.50 | 18.50 | 12.75 | 200 |   |  			
            | 4/27/2020 | -0.40 / -2.12% | 18.50 | 18.50 | 18.50 | 18.50 | 18.50 | 12.75 | 1,600 |   |  
            | 4/24/2020 | -0.10 / -0.53% | 18.90 | 18.90 | 18.90 | 18.90 | 18.90 | 13.03 | 100 |   |  |