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                    Closing price on 6/24/2021
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                    | Open | 10.00 |  
                    | High | 10.10 |  
                    | Low | 9.80 |  
                    | Volume | 74,700 |  
                    | Split-adjusted Price | 9.80 |  
                
             | 
 |  PSI Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 6/24/2021 | -0.20 / -2.00% | 10.00 | 10.10 | 9.80 | 9.80 | 9.87 | 9.80 | 74,700 |   |  
            | 6/23/2021 | 0.00 / 0.00% | 9.80 | 10.10 | 9.80 | 10.00 | 10.04 | 10.00 | 153,200 |   |  			
            | 6/22/2021 | -0.10 / -0.99% | 10.30 | 10.30 | 9.90 | 10.00 | 10.03 | 10.00 | 123,500 |   |  
            | 6/21/2021 | +0.10 / +1.00% | 10.10 | 10.30 | 9.80 | 10.10 | 9.98 | 10.10 | 105,800 |   |  			
            | 6/18/2021 | 0.00 / 0.00% | 10.10 | 10.40 | 9.90 | 10.00 | 10.17 | 10.00 | 150,400 |   |  
            | 6/17/2021 | -0.30 / -2.91% | 10.40 | 10.40 | 9.50 | 10.00 | 10.03 | 10.00 | 124,300 |   |  			
            | 6/16/2021 | 0.00 / 0.00% | 10.30 | 10.50 | 10.00 | 10.30 | 10.15 | 10.30 | 120,500 |   |  
            | 6/15/2021 | -0.40 / -3.74% | 10.50 | 10.90 | 10.00 | 10.30 | 10.27 | 10.30 | 247,400 |   |  			
            | 6/14/2021 | -0.10 / -0.93% | 10.80 | 11.00 | 10.10 | 10.70 | 10.62 | 10.70 | 281,500 |   |  
            | 6/11/2021 | 0.00 / 0.00% | 10.10 | 11.00 | 10.10 | 10.80 | 10.65 | 10.80 | 125,400 |   |  			
            | 6/10/2021 | -0.50 / -4.42% | 11.30 | 11.30 | 10.40 | 10.80 | 10.72 | 10.80 | 110,600 |   |  
            | 6/9/2021 | +0.80 / +7.62% | 10.50 | 11.50 | 9.50 | 11.30 | 10.13 | 11.30 | 374,000 |   |  			
            | 6/8/2021 | -1.10 / -9.48% | 11.30 | 11.70 | 10.50 | 10.50 | 10.69 | 10.50 | 244,700 |   |  
            | 6/7/2021 | -0.70 / -5.69% | 12.20 | 13.50 | 11.20 | 11.60 | 12.34 | 11.60 | 386,400 |   |  			
            | 6/4/2021 | +1.10 / +9.82% | 11.50 | 12.30 | 11.50 | 12.30 | 12.21 | 12.30 | 567,300 |   |  
            | 6/3/2021 | +1.00 / +9.80% | 10.20 | 11.20 | 10.20 | 11.20 | 11.17 | 11.20 | 577,800 |   |  			
            | 6/2/2021 | +0.90 / +9.68% | 10.20 | 10.20 | 9.70 | 10.20 | 10.07 | 10.20 | 531,200 |   |  
            | 6/1/2021 | +0.80 / +9.41% | 8.90 | 9.30 | 8.90 | 9.30 | 9.30 | 9.30 | 130,100 |   |  			
            | 5/31/2021 | +0.70 / +8.97% | 8.30 | 8.50 | 8.30 | 8.50 | 8.48 | 8.50 | 191,000 |   |  
            | 5/28/2021 | +0.70 / +9.86% | 7.10 | 7.80 | 7.10 | 7.80 | 7.42 | 7.80 | 50,300 |   |  			
            | 5/27/2021 | -0.10 / -1.39% | 7.20 | 7.30 | 7.10 | 7.10 | 7.19 | 7.10 | 15,300 |   |  
            | 5/26/2021 | 0.00 / 0.00% | 7.20 | 7.20 | 7.00 | 7.20 | 7.11 | 7.20 | 17,300 |   |  			
            | 5/25/2021 | -0.10 / -1.37% | 7.30 | 7.30 | 7.00 | 7.20 | 7.22 | 7.20 | 11,500 |   |  
            | 5/24/2021 | 0.00 / 0.00% | 7.30 | 7.40 | 7.20 | 7.30 | 7.29 | 7.30 | 7,000 |   |  			
            | 5/21/2021 | 0.00 / 0.00% | 7.30 | 7.30 | 7.00 | 7.30 | 7.13 | 7.30 | 28,600 |   |  
            | 5/20/2021 | +0.30 / +4.29% | 6.70 | 7.30 | 6.70 | 7.30 | 7.13 | 7.30 | 26,100 |   |  			
            | 5/19/2021 | -0.10 / -1.41% | 6.90 | 7.00 | 6.60 | 7.00 | 6.75 | 7.00 | 22,500 |   |  
            | 5/18/2021 | -0.10 / -1.39% | 7.00 | 7.20 | 7.00 | 7.10 | 7.02 | 7.10 | 12,700 |   |  			
            | 5/17/2021 | -0.10 / -1.37% | 7.10 | 7.30 | 7.00 | 7.20 | 7.15 | 7.20 | 11,400 |   |  
            | 5/14/2021 | +0.10 / +1.39% | 7.20 | 7.30 | 7.10 | 7.30 | 7.13 | 7.30 | 15,300 |   |  |