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            | 
                    Closing price on 3/6/2019
                 |  |  
    
        |           
                
                    | Open | 3.30 |  
                    | High | 3.30 |  
                    | Low | 3.30 |  
                    | Volume | 1,100 |  
                    | Split-adjusted Price | 3.30 |  
                
             | 
 |  PSB Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 3/6/2019 | +0.10 / +3.13% | 3.30 | 3.30 | 3.30 | 3.30 | 3.30 | 3.30 | 1,100 |   |  
            | 3/5/2019 | 0.00 / 0.00% | 3.20 | 3.20 | 3.20 | 3.20 | 3.20 | 3.20 | 900 |   |  			
            | 3/4/2019 | -0.10 / -3.03% | 3.20 | 3.20 | 3.20 | 3.20 | 3.20 | 3.20 | 600 |   |  
            | 3/1/2019 | +0.10 / +3.13% | 3.30 | 3.30 | 3.30 | 3.30 | 3.30 | 3.30 | 1,000 |   |  			
            | 2/28/2019 | -0.10 / -3.03% | 3.30 | 3.30 | 3.20 | 3.20 | 3.23 | 3.20 | 900 |   |  
            | 2/27/2019 | 0.00 / 0.00% | 3.30 | 3.30 | 3.30 | 3.30 | 3.30 | 3.30 | 0 |   |  			
            | 2/26/2019 | -0.20 / -5.71% | 3.30 | 3.30 | 3.30 | 3.30 | 3.30 | 3.30 | 1,500 |   |  
            | 2/25/2019 | +0.30 / +9.38% | 3.40 | 3.50 | 3.40 | 3.50 | 3.47 | 3.50 | 600 |   |  			
            | 2/22/2019 | +0.10 / +3.23% | 3.20 | 3.20 | 3.20 | 3.20 | 3.20 | 3.20 | 0 |   |  
            | 2/21/2019 | -0.40 / -11.43% | 3.30 | 3.30 | 3.10 | 3.10 | 3.24 | 3.10 | 2,800 |   |  			
            | 2/20/2019 | 0.00 / 0.00% | 3.50 | 3.50 | 3.50 | 3.50 | 3.50 | 3.50 | 0 |   |  
            | 2/19/2019 | +0.20 / +6.06% | 3.50 | 3.50 | 3.50 | 3.50 | 3.50 | 3.50 | 100 |   |  			
            | 2/18/2019 | 0.00 / 0.00% | 3.30 | 3.30 | 3.30 | 3.30 | 3.30 | 3.30 | 0 |   |  
            | 2/15/2019 | +0.10 / +3.03% | 3.30 | 3.70 | 3.30 | 3.40 | 3.35 | 3.40 | 1,100 |   |  			
            | 2/14/2019 | 0.00 / 0.00% | 3.30 | 3.30 | 3.30 | 3.30 | 3.30 | 3.30 | 0 |   |  
            | 2/13/2019 | 0.00 / 0.00% | 3.30 | 3.30 | 3.30 | 3.30 | 3.30 | 3.30 | 0 |   |  			
            | 2/12/2019 | 0.00 / 0.00% | 3.30 | 3.30 | 3.30 | 3.30 | 3.30 | 3.30 | 0 |   |  
            | 2/11/2019 | 0.00 / 0.00% | 3.30 | 3.30 | 3.30 | 3.30 | 3.30 | 3.30 | 0 |   |  			
            | 2/1/2019 | 0.00 / 0.00% | 3.30 | 3.30 | 3.30 | 3.30 | 3.30 | 3.30 | 100 |   |  
            | 1/31/2019 | 0.00 / 0.00% | 3.30 | 3.30 | 3.30 | 3.30 | 3.30 | 3.30 | 100 |   |  			
            | 1/30/2019 | -0.30 / -8.33% | 3.30 | 3.30 | 3.30 | 3.30 | 3.30 | 3.30 | 17,200 |   |  
            | 1/29/2019 | +0.30 / +9.09% | 3.60 | 3.60 | 3.60 | 3.60 | 3.60 | 3.60 | 100 |   |  			
            | 1/28/2019 | 0.00 / 0.00% | 3.30 | 3.30 | 3.30 | 3.30 | 3.30 | 3.30 | 0 |   |  
            | 1/25/2019 | 0.00 / 0.00% | 3.30 | 3.30 | 3.30 | 3.30 | 3.30 | 3.30 | 1,800 |   |  			
            | 1/24/2019 | 0.00 / 0.00% | 3.30 | 3.30 | 3.30 | 3.30 | 3.30 | 3.30 | 6,000 |   |  
            | 1/23/2019 | 0.00 / 0.00% | 3.30 | 3.30 | 3.30 | 3.30 | 3.30 | 3.30 | 0 |   |  			
            | 1/22/2019 | 0.00 / 0.00% | 3.30 | 3.30 | 3.30 | 3.30 | 3.30 | 3.30 | 0 |   |  
            | 1/21/2019 | 0.00 / 0.00% | 3.30 | 3.30 | 3.30 | 3.30 | 3.30 | 3.30 | 900 |   |  			
            | 1/18/2019 | 0.00 / 0.00% | 3.30 | 3.40 | 3.30 | 3.30 | 3.30 | 3.30 | 3,930 |   |  
            | 1/17/2019 | -0.20 / -5.71% | 3.30 | 3.30 | 3.30 | 3.30 | 3.30 | 3.30 | 900 |   |  |