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                    Closing price on 4/16/2020
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        |           
                
                    | Open | 17.40 |  
                    | High | 17.40 |  
                    | Low | 17.30 |  
                    | Volume | 1,500 |  
                    | Split-adjusted Price | 11.93 |  
                
             | 
 |  PGS Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 4/16/2020 | +0.30 / +1.76% | 17.40 | 17.40 | 17.30 | 17.30 | 17.33 | 11.93 | 1,500 |   |  
            | 4/15/2020 | 0.00 / 0.00% | 17.00 | 17.00 | 17.00 | 17.00 | 17.00 | 11.72 | 500 |   |  			
            | 4/14/2020 | 0.00 / 0.00% | 17.00 | 17.00 | 17.00 | 17.00 | 17.00 | 11.72 | 1,000 |   |  
            | 4/13/2020 | -0.10 / -0.58% | 17.30 | 18.80 | 16.90 | 17.00 | 17.34 | 11.72 | 13,600 |   |  			
            | 4/10/2020 | +0.10 / +0.59% | 17.00 | 17.10 | 17.00 | 17.10 | 17.09 | 11.79 | 800 |   |  
            | 4/9/2020 | +0.10 / +0.59% | 16.70 | 17.00 | 16.70 | 17.00 | 16.90 | 11.72 | 2,800 |   |  			
            | 4/8/2020 | +0.60 / +3.68% | 16.30 | 17.20 | 16.30 | 16.90 | 16.51 | 11.65 | 700 |   |  
            | 4/7/2020 | -0.30 / -1.81% | 17.00 | 17.00 | 16.30 | 16.30 | 16.48 | 11.24 | 1,100 |   |  			
            | 4/6/2020 | +1.20 / +7.79% | 16.60 | 16.80 | 16.60 | 16.60 | 16.78 | 11.44 | 6,500 |   |  
            | 4/3/2020 | +0.40 / +2.67% | 15.00 | 15.40 | 15.00 | 15.40 | 15.29 | 10.62 | 2,800 |   |  			
            | 4/1/2020 | -0.30 / -1.96% | 15.40 | 15.40 | 14.90 | 15.00 | 15.01 | 10.34 | 9,000 |   |  
            | 3/31/2020 | +0.10 / +0.66% | 15.30 | 15.30 | 15.30 | 15.30 | 15.30 | 10.55 | 100 |   |  			
            | 3/30/2020 | -1.60 / -9.52% | 16.80 | 16.80 | 15.20 | 15.20 | 15.77 | 10.48 | 7,000 |   |  
            | 3/27/2020 | -1.10 / -6.15% | 17.00 | 17.00 | 16.30 | 16.80 | 16.68 | 11.58 | 1,400 |   |  			
            | 3/26/2020 | -0.30 / -1.65% | 17.00 | 17.90 | 17.00 | 17.90 | 17.08 | 12.34 | 1,100 |   |  
            | 3/25/2020 | 0.00 / 0.00% | 18.20 | 18.20 | 18.20 | 18.20 | 18.20 | 12.55 | 100 |   |  			
            | 3/24/2020 | -1.60 / -8.08% | 19.50 | 19.50 | 18.20 | 18.20 | 18.73 | 12.55 | 300 |   |  
            | 3/23/2020 | 0.00 / 0.00% | 19.80 | 19.80 | 19.80 | 19.80 | 19.80 | 13.65 | 0 |   |  			
            | 3/20/2020 | 0.00 / 0.00% | 19.80 | 19.80 | 19.80 | 19.80 | 19.80 | 13.65 | 0 |   |  
            | 3/19/2020 | 0.00 / 0.00% | 19.80 | 19.80 | 19.80 | 19.80 | 19.80 | 13.65 | 100 |   |  			
            | 3/18/2020 | 0.00 / 0.00% | 19.80 | 19.80 | 19.80 | 19.80 | 19.80 | 13.65 | 0 |   |  
            | 3/17/2020 | 0.00 / 0.00% | 17.90 | 19.80 | 17.90 | 19.80 | 18.12 | 13.65 | 7,200 |   |  			
            | 3/16/2020 | 0.00 / 0.00% | 19.80 | 19.80 | 19.80 | 19.80 | 19.80 | 13.65 | 0 |   |  
            | 3/13/2020 | 0.00 / 0.00% | 19.80 | 19.80 | 19.80 | 19.80 | 19.80 | 13.65 | 0 |   |  			
            | 3/12/2020 | -1.10 / -5.26% | 20.80 | 20.80 | 19.00 | 19.80 | 19.73 | 13.65 | 4,300 |   |  
            | 3/11/2020 | -0.10 / -0.48% | 20.90 | 20.90 | 20.90 | 20.90 | 20.90 | 14.41 | 100 |   |  			
            | 3/10/2020 | 0.00 / 0.00% | 21.00 | 21.00 | 21.00 | 21.00 | 21.00 | 14.48 | 0 |   |  
            | 3/9/2020 | -1.00 / -4.55% | 21.00 | 21.00 | 20.00 | 21.00 | 20.78 | 14.48 | 1,300 |   |  			
            | 3/6/2020 | 0.00 / 0.00% | 22.00 | 22.00 | 22.00 | 22.00 | 22.00 | 15.17 | 0 |   |  
            | 3/5/2020 | -0.20 / -0.90% | 22.00 | 22.00 | 22.00 | 22.00 | 22.00 | 15.17 | 100 |   |  |