| 
    
        
            | 
                    Closing price on 10/17/2019
                 |  |  
    
        |           
                
                    | Open | 2.40 |  
                    | High | 2.40 |  
                    | Low | 2.40 |  
                    | Volume | 0 |  
                    | Split-adjusted Price | 2.40 |  
                
             | 
 |  PSI Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 10/17/2019 | 0.00 / 0.00% | 2.40 | 2.40 | 2.40 | 2.40 | 2.40 | 2.40 | 0 |   |  
            | 10/16/2019 | +0.10 / +4.35% | 2.40 | 2.40 | 2.40 | 2.40 | 2.40 | 2.40 | 500 |   |  			
            | 10/15/2019 | 0.00 / 0.00% | 2.30 | 2.30 | 2.30 | 2.30 | 2.30 | 2.30 | 100 |   |  
            | 10/14/2019 | -0.10 / -4.17% | 2.30 | 2.30 | 2.30 | 2.30 | 2.30 | 2.30 | 3,207,500 |   |  			
            | 10/11/2019 | 0.00 / 0.00% | 2.40 | 2.40 | 2.40 | 2.40 | 2.40 | 2.40 | 0 |   |  
            | 10/10/2019 | 0.00 / 0.00% | 2.40 | 2.40 | 2.40 | 2.40 | 2.40 | 2.40 | 0 |   |  			
            | 10/9/2019 | -0.10 / -4.00% | 2.30 | 2.40 | 2.30 | 2.40 | 2.32 | 2.40 | 12,200 |   |  
            | 10/8/2019 | -0.10 / -3.85% | 2.50 | 2.50 | 2.50 | 2.50 | 2.50 | 2.50 | 100 |   |  			
            | 10/7/2019 | 0.00 / 0.00% | 2.60 | 2.60 | 2.60 | 2.60 | 2.60 | 2.60 | 0 |   |  
            | 10/4/2019 | -0.20 / -7.14% | 2.60 | 2.60 | 2.60 | 2.60 | 2.60 | 2.60 | 2,200 |   |  			
            | 10/3/2019 | 0.00 / 0.00% | 2.80 | 2.80 | 2.80 | 2.80 | 2.80 | 2.80 | 0 |   |  
            | 10/2/2019 | 0.00 / 0.00% | 2.80 | 2.80 | 2.80 | 2.80 | 2.80 | 2.80 | 0 |   |  			
            | 10/1/2019 | 0.00 / 0.00% | 2.80 | 2.80 | 2.80 | 2.80 | 2.80 | 2.80 | 0 |   |  
            | 9/30/2019 | +0.20 / +7.69% | 2.80 | 2.80 | 2.80 | 2.80 | 2.80 | 2.80 | 2,600 |   |  			
            | 9/27/2019 | +0.10 / +4.00% | 2.30 | 2.60 | 2.30 | 2.60 | 2.52 | 2.60 | 3,800 |   |  
            | 9/26/2019 | -0.20 / -7.41% | 2.50 | 2.50 | 2.50 | 2.50 | 2.50 | 2.50 | 100 |   |  			
            | 9/25/2019 | +0.20 / +8.00% | 2.70 | 2.70 | 2.70 | 2.70 | 2.70 | 2.70 | 1,900 |   |  
            | 9/24/2019 | 0.00 / 0.00% | 2.50 | 2.50 | 2.50 | 2.50 | 2.50 | 2.50 | 0 |   |  			
            | 9/23/2019 | +0.20 / +8.70% | 2.50 | 2.50 | 2.50 | 2.50 | 2.50 | 2.50 | 100 |   |  
            | 9/20/2019 | 0.00 / 0.00% | 2.30 | 2.30 | 2.30 | 2.30 | 2.30 | 2.30 | 0 |   |  			
            | 9/19/2019 | -0.20 / -8.00% | 2.40 | 2.40 | 2.30 | 2.30 | 2.37 | 2.30 | 1,700 |   |  
            | 9/18/2019 | 0.00 / 0.00% | 2.50 | 2.50 | 2.50 | 2.50 | 2.50 | 2.50 | 500 |   |  			
            | 9/17/2019 | +0.10 / +4.17% | 2.40 | 2.50 | 2.30 | 2.50 | 2.31 | 2.50 | 10,100 |   |  
            | 9/16/2019 | 0.00 / 0.00% | 2.40 | 2.40 | 2.40 | 2.40 | 2.40 | 2.40 | 0 |   |  			
            | 9/13/2019 | 0.00 / 0.00% | 2.40 | 2.40 | 2.40 | 2.40 | 2.40 | 2.40 | 0 |   |  
            | 9/12/2019 | 0.00 / 0.00% | 2.40 | 2.40 | 2.40 | 2.40 | 2.40 | 2.40 | 0 |   |  			
            | 9/11/2019 | 0.00 / 0.00% | 2.40 | 2.40 | 2.40 | 2.40 | 2.40 | 2.40 | 0 |   |  
            | 9/10/2019 | 0.00 / 0.00% | 2.40 | 2.40 | 2.40 | 2.40 | 2.40 | 2.40 | 300 |   |  			
            | 9/9/2019 | 0.00 / 0.00% | 2.40 | 2.40 | 2.40 | 2.40 | 2.40 | 2.40 | 0 |   |  
            | 9/6/2019 | 0.00 / 0.00% | 2.50 | 2.50 | 2.40 | 2.40 | 2.48 | 2.40 | 2,300 |   |  |