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            | 
                    Closing price on 10/1/2018
                 |  |  
    
        |           
                
                    | Open | 3.50 |  
                    | High | 3.50 |  
                    | Low | 3.50 |  
                    | Volume | 2,300 |  
                    | Split-adjusted Price | 3.50 |  
                
             | 
 |  PSB Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 10/1/2018 | 0.00 / 0.00% | 3.50 | 3.50 | 3.50 | 3.50 | 3.50 | 3.50 | 2,300 |   |  
            | 9/28/2018 | 0.00 / 0.00% | 3.40 | 3.60 | 3.40 | 3.50 | 3.49 | 3.50 | 5,830 |   |  			
            | 9/27/2018 | +0.10 / +2.94% | 3.50 | 3.50 | 3.50 | 3.50 | 3.50 | 3.50 | 500 |   |  
            | 9/26/2018 | 0.00 / 0.00% | 3.50 | 3.50 | 3.40 | 3.40 | 3.44 | 3.40 | 8,100 |   |  			
            | 9/25/2018 | -0.20 / -5.56% | 3.50 | 3.50 | 3.40 | 3.40 | 3.43 | 3.40 | 900 |   |  
            | 9/24/2018 | 0.00 / 0.00% | 3.60 | 3.60 | 3.60 | 3.60 | 3.60 | 3.60 | 500 |   |  			
            | 9/21/2018 | 0.00 / 0.00% | 3.60 | 3.60 | 3.60 | 3.60 | 3.60 | 3.60 | 4,100 |   |  
            | 9/20/2018 | +0.10 / +2.86% | 3.50 | 3.60 | 3.50 | 3.60 | 3.59 | 3.60 | 1,600 |   |  			
            | 9/19/2018 | 0.00 / 0.00% | 3.50 | 3.50 | 3.50 | 3.50 | 3.50 | 3.50 | 500 |   |  
            | 9/18/2018 | 0.00 / 0.00% | 3.50 | 3.50 | 3.50 | 3.50 | 3.50 | 3.50 | 900 |   |  			
            | 9/17/2018 | +0.10 / +2.94% | 3.50 | 3.50 | 3.40 | 3.50 | 3.47 | 3.50 | 1,000 |   |  
            | 9/14/2018 | 0.00 / 0.00% | 3.40 | 3.50 | 3.30 | 3.50 | 3.43 | 3.50 | 9,200 |   |  			
            | 9/13/2018 | 0.00 / 0.00% | 3.50 | 3.50 | 3.50 | 3.50 | 3.50 | 3.50 | 1,800 |   |  
            | 9/12/2018 | 0.00 / 0.00% | 3.50 | 3.50 | 3.50 | 3.50 | 3.50 | 3.50 | 0 |   |  			
            | 9/11/2018 | 0.00 / 0.00% | 3.40 | 3.50 | 3.40 | 3.50 | 3.45 | 3.50 | 1,900 |   |  
            | 9/10/2018 | 0.00 / 0.00% | 3.60 | 3.60 | 3.50 | 3.50 | 3.51 | 3.50 | 1,000 |   |  			
            | 9/7/2018 | 0.00 / 0.00% | 3.50 | 3.50 | 3.50 | 3.50 | 3.50 | 3.50 | 1,000 |   |  
            | 9/6/2018 | +0.10 / +2.94% | 3.50 | 3.50 | 3.50 | 3.50 | 3.50 | 3.50 | 7,000 |   |  			
            | 9/5/2018 | +0.20 / +6.25% | 3.40 | 3.40 | 3.40 | 3.40 | 3.40 | 3.40 | 0 |   |  
            | 9/4/2018 | -0.20 / -5.88% | 3.40 | 3.40 | 3.20 | 3.20 | 3.36 | 3.20 | 5,000 |   |  			
            | 8/31/2018 | -0.10 / -2.86% | 3.40 | 3.40 | 3.40 | 3.40 | 3.40 | 3.40 | 2,500 |   |  
            | 8/30/2018 | 0.00 / 0.00% | 3.50 | 3.50 | 3.50 | 3.50 | 3.50 | 3.50 | 400 |   |  			
            | 8/29/2018 | +0.20 / +6.06% | 3.40 | 3.50 | 3.40 | 3.50 | 3.48 | 3.50 | 1,100 |   |  
            | 8/28/2018 | -0.20 / -5.71% | 3.50 | 3.50 | 3.00 | 3.30 | 3.18 | 3.30 | 3,700 |   |  			
            | 8/27/2018 | 0.00 / 0.00% | 3.50 | 3.50 | 3.50 | 3.50 | 3.50 | 3.50 | 5,600 |   |  
            | 8/24/2018 | 0.00 / 0.00% | 3.50 | 3.50 | 3.50 | 3.50 | 3.50 | 3.50 | 1,800 |   |  			
            | 8/23/2018 | 0.00 / 0.00% | 3.50 | 3.50 | 3.50 | 3.50 | 3.50 | 3.50 | 0 |   |  
            | 8/22/2018 | -0.10 / -2.78% | 3.60 | 3.60 | 3.50 | 3.50 | 3.51 | 3.50 | 6,400 |   |  			
            | 8/21/2018 | +0.10 / +2.86% | 3.60 | 3.60 | 3.60 | 3.60 | 3.60 | 3.60 | 500 |   |  
            | 8/20/2018 | -0.10 / -2.78% | 3.60 | 3.60 | 3.50 | 3.50 | 3.54 | 3.50 | 2,100 |   |  |