| 
                 
                    Closing price on 11/5/2018
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    1.88 | 
                 
                
                    | High | 
                    2.00 | 
                 
                
                    | Low | 
                    1.86 | 
                     
                
                    | Volume | 
                    19,160 | 
                                 
                
                    | Split-adjusted Price | 
                    1.86 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
PXT Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                11/5/2018
             | 
            
                -0.14 / -7.00%
             |             
            
                1.88
             |           
            
                2.00
             |               
            
                1.86
             |                           
            
                1.86
             | 
            
                1.88
             |                     
            
                1.86
             |                                 
            
                19,160
             |            
            
                 
             |                                       
         
    
        
            | 
                11/2/2018
             | 
            
                -0.04 / -1.96%
             |             
            
                2.00
             |           
            
                2.04
             |               
            
                1.90
             |                           
            
                2.00
             | 
            
                1.94
             |                     
            
                2.00
             |                                 
            
                18,070
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/1/2018
             | 
            
                +0.04 / +2.00%
             |             
            
                2.10
             |           
            
                2.10
             |               
            
                1.96
             |                           
            
                2.04
             | 
            
                2.05
             |                     
            
                2.04
             |                                 
            
                820
             |            
            
                 
             |                                       
         
    
        
            | 
                10/31/2018
             | 
            
                +0.05 / +2.56%
             |             
            
                1.86
             |           
            
                2.00
             |               
            
                1.86
             |                           
            
                2.00
             | 
            
                1.97
             |                     
            
                2.00
             |                                 
            
                22,370
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/30/2018
             | 
            
                0.00 / 0.00%
             |             
            
                1.95
             |           
            
                1.99
             |               
            
                1.85
             |                           
            
                1.95
             | 
            
                1.89
             |                     
            
                1.95
             |                                 
            
                5,290
             |            
            
                 
             |                                       
         
    
        
            | 
                10/29/2018
             | 
            
                +0.11 / +5.98%
             |             
            
                1.85
             |           
            
                1.95
             |               
            
                1.85
             |                           
            
                1.95
             | 
            
                1.90
             |                     
            
                1.95
             |                                 
            
                270
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/26/2018
             | 
            
                -0.12 / -6.12%
             |             
            
                2.09
             |           
            
                2.09
             |               
            
                1.83
             |                           
            
                1.84
             | 
            
                1.84
             |                     
            
                1.84
             |                                 
            
                33,720
             |            
            
                 
             |                                       
         
    
        
            | 
                10/25/2018
             | 
            
                -0.14 / -6.67%
             |             
            
                1.96
             |           
            
                2.02
             |               
            
                1.96
             |                           
            
                1.96
             | 
            
                1.98
             |                     
            
                1.96
             |                                 
            
                29,150
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/24/2018
             | 
            
                -0.04 / -1.87%
             |             
            
                2.00
             |           
            
                2.13
             |               
            
                2.00
             |                           
            
                2.10
             | 
            
                2.03
             |                     
            
                2.10
             |                                 
            
                17,270
             |            
            
                 
             |                                       
         
    
        
            | 
                10/23/2018
             | 
            
                -0.16 / -6.96%
             |             
            
                2.15
             |           
            
                2.15
             |               
            
                2.14
             |                           
            
                2.14
             | 
            
                2.15
             |                     
            
                2.14
             |                                 
            
                16,780
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/22/2018
             | 
            
                -0.03 / -1.29%
             |             
            
                2.40
             |           
            
                2.40
             |               
            
                2.18
             |                           
            
                2.30
             | 
            
                2.32
             |                     
            
                2.30
             |                                 
            
                4,200
             |            
            
                 
             |                                       
         
    
        
            | 
                10/19/2018
             | 
            
                +0.15 / +6.88%
             |             
            
                2.18
             |           
            
                2.33
             |               
            
                2.18
             |                           
            
                2.33
             | 
            
                2.31
             |                     
            
                2.33
             |                                 
            
                93,820
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/18/2018
             | 
            
                +0.14 / +6.86%
             |             
            
                2.14
             |           
            
                2.18
             |               
            
                2.12
             |                           
            
                2.18
             | 
            
                2.17
             |                     
            
                2.18
             |                                 
            
                51,520
             |            
            
                 
             |                                       
         
    
        
            | 
                10/17/2018
             | 
            
                +0.13 / +6.81%
             |             
            
                1.91
             |           
            
                2.04
             |               
            
                1.91
             |                           
            
                2.04
             | 
            
                1.98
             |                     
            
                2.04
             |                                 
            
                13,610
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/16/2018
             | 
            
                -0.09 / -4.50%
             |             
            
                1.87
             |           
            
                2.14
             |               
            
                1.87
             |                           
            
                1.91
             | 
            
                2.06
             |                     
            
                1.91
             |                                 
            
                6,320
             |            
            
                 
             |                                       
         
    
        
            | 
                10/15/2018
             | 
            
                -0.15 / -6.98%
             |             
            
                2.15
             |           
            
                2.30
             |               
            
                2.00
             |                           
            
                2.00
             | 
            
                2.11
             |                     
            
                2.00
             |                                 
            
                36,080
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/12/2018
             | 
            
                -0.16 / -6.93%
             |             
            
                2.15
             |           
            
                2.29
             |               
            
                2.15
             |                           
            
                2.15
             | 
            
                2.18
             |                     
            
                2.15
             |                                 
            
                27,010
             |            
            
                 
             |                                       
         
    
        
            | 
                10/11/2018
             | 
            
                -0.17 / -6.85%
             |             
            
                2.31
             |           
            
                2.31
             |               
            
                2.31
             |                           
            
                2.31
             | 
            
                2.31
             |                     
            
                2.31
             |                                 
            
                13,420
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/10/2018
             | 
            
                -0.10 / -3.88%
             |             
            
                2.40
             |           
            
                2.48
             |               
            
                2.40
             |                           
            
                2.48
             | 
            
                2.41
             |                     
            
                2.48
             |                                 
            
                17,410
             |            
            
                 
             |                                       
         
    
        
            | 
                10/9/2018
             | 
            
                -0.02 / -0.77%
             |             
            
                2.42
             |           
            
                2.59
             |               
            
                2.42
             |                           
            
                2.58
             | 
            
                2.47
             |                     
            
                2.58
             |                                 
            
                12,170
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/8/2018
             | 
            
                +0.10 / +4.00%
             |             
            
                2.50
             |           
            
                2.60
             |               
            
                2.33
             |                           
            
                2.60
             | 
            
                2.40
             |                     
            
                2.60
             |                                 
            
                62,990
             |            
            
                 
             |                                       
         
    
        
            | 
                10/5/2018
             | 
            
                0.00 / 0.00%
             |             
            
                2.55
             |           
            
                2.55
             |               
            
                2.33
             |                           
            
                2.50
             | 
            
                2.38
             |                     
            
                2.50
             |                                 
            
                39,940
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/4/2018
             | 
            
                -0.15 / -5.66%
             |             
            
                2.50
             |           
            
                2.64
             |               
            
                2.47
             |                           
            
                2.50
             | 
            
                2.48
             |                     
            
                2.50
             |                                 
            
                33,820
             |            
            
                 
             |                                       
         
    
        
            | 
                10/3/2018
             | 
            
                +0.15 / +6.00%
             |             
            
                2.35
             |           
            
                2.67
             |               
            
                2.33
             |                           
            
                2.65
             | 
            
                2.40
             |                     
            
                2.65
             |                                 
            
                50,430
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/2/2018
             | 
            
                -0.10 / -3.85%
             |             
            
                2.60
             |           
            
                2.60
             |               
            
                2.42
             |                           
            
                2.50
             | 
            
                2.55
             |                     
            
                2.50
             |                                 
            
                7,460
             |            
            
                 
             |                                       
         
    
        
            | 
                10/1/2018
             | 
            
                0.00 / 0.00%
             |             
            
                2.60
             |           
            
                2.60
             |               
            
                2.42
             |                           
            
                2.60
             | 
            
                2.45
             |                     
            
                2.60
             |                                 
            
                41,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/28/2018
             | 
            
                +0.13 / +5.26%
             |             
            
                2.50
             |           
            
                2.60
             |               
            
                2.40
             |                           
            
                2.60
             | 
            
                2.51
             |                     
            
                2.60
             |                                 
            
                44,280
             |            
            
                 
             |                                       
         
    
        
            | 
                9/27/2018
             | 
            
                +0.16 / +6.93%
             |             
            
                2.40
             |           
            
                2.47
             |               
            
                2.30
             |                           
            
                2.47
             | 
            
                2.44
             |                     
            
                2.47
             |                                 
            
                85,340
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/26/2018
             | 
            
                +0.15 / +6.94%
             |             
            
                2.16
             |           
            
                2.31
             |               
            
                2.01
             |                           
            
                2.31
             | 
            
                2.23
             |                     
            
                2.31
             |                                 
            
                81,340
             |            
            
                 
             |                                       
         
    
        
            | 
                9/25/2018
             | 
            
                +0.06 / +2.86%
             |             
            
                2.16
             |           
            
                2.20
             |               
            
                2.00
             |                           
            
                2.16
             | 
            
                2.13
             |                     
            
                2.16
             |                                 
            
                37,030
             |  
            
                 
             |                                                              
             
    
         
    
    
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