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                    Closing price on 8/3/2017
                 
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                    | Open | 
                    18.80 | 
                 
                
                    | High | 
                    19.10 | 
                 
                
                    | Low | 
                    18.80 | 
                     
                
                    | Volume | 
                    259,530 | 
                                 
                
                    | Split-adjusted Price | 
                    11.71 | 
                 
             
            
            
                
             
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PGS Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                8/3/2017
             | 
            
                +0.30 / +1.60%
             |             
            
                18.80
             |           
            
                19.10
             |               
            
                18.80
             |                           
            
                19.10
             | 
            
                19.00
             |                     
            
                11.71
             |                                 
            
                259,530
             |            
            
                 
             |                                       
         
    
        
            | 
                8/2/2017
             | 
            
                +0.20 / +1.08%
             |             
            
                18.60
             |           
            
                18.80
             |               
            
                18.60
             |                           
            
                18.80
             | 
            
                18.65
             |                     
            
                11.52
             |                                 
            
                166,868
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/1/2017
             | 
            
                +0.10 / +0.54%
             |             
            
                18.50
             |           
            
                18.70
             |               
            
                18.50
             |                           
            
                18.60
             | 
            
                18.64
             |                     
            
                11.40
             |                                 
            
                98,222
             |            
            
                 
             |                                       
         
    
        
            | 
                7/31/2017
             | 
            
                -0.10 / -0.54%
             |             
            
                18.60
             |           
            
                18.60
             |               
            
                18.40
             |                           
            
                18.50
             | 
            
                18.51
             |                     
            
                11.34
             |                                 
            
                91,080
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/28/2017
             | 
            
                +0.20 / +1.09%
             |             
            
                18.40
             |           
            
                18.70
             |               
            
                18.40
             |                           
            
                18.60
             | 
            
                18.55
             |                     
            
                11.40
             |                                 
            
                152,960
             |            
            
                 
             |                                       
         
    
        
            | 
                7/27/2017
             | 
            
                +0.10 / +0.55%
             |             
            
                18.30
             |           
            
                18.50
             |               
            
                18.30
             |                           
            
                18.40
             | 
            
                18.39
             |                     
            
                11.28
             |                                 
            
                52,320
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/26/2017
             | 
            
                +0.30 / +1.67%
             |             
            
                18.00
             |           
            
                18.30
             |               
            
                18.00
             |                           
            
                18.30
             | 
            
                18.15
             |                     
            
                11.22
             |                                 
            
                34,500
             |            
            
                 
             |                                       
         
    
        
            | 
                7/25/2017
             | 
            
                -0.20 / -1.10%
             |             
            
                18.10
             |           
            
                18.30
             |               
            
                18.00
             |                           
            
                18.00
             | 
            
                18.00
             |                     
            
                11.03
             |                                 
            
                91,731
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/24/2017
             | 
            
                +0.20 / +1.11%
             |             
            
                18.10
             |           
            
                18.20
             |               
            
                18.10
             |                           
            
                18.20
             | 
            
                18.12
             |                     
            
                11.16
             |                                 
            
                106,740
             |            
            
                 
             |                                       
         
    
        
            | 
                7/21/2017
             | 
            
                -0.20 / -1.10%
             |             
            
                17.80
             |           
            
                18.00
             |               
            
                17.80
             |                           
            
                18.00
             | 
            
                17.91
             |                     
            
                11.03
             |                                 
            
                2,956
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/20/2017
             | 
            
                0.00 / 0.00%
             |             
            
                18.00
             |           
            
                18.20
             |               
            
                16.40
             |                           
            
                18.20
             | 
            
                17.89
             |                     
            
                11.16
             |                                 
            
                56,670
             |            
            
                 
             |                                       
         
    
        
            | 
                7/19/2017
             | 
            
                +0.20 / +1.11%
             |             
            
                18.20
             |           
            
                18.30
             |               
            
                18.20
             |                           
            
                18.20
             | 
            
                18.21
             |                     
            
                11.16
             |                                 
            
                178,392
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/18/2017
             | 
            
                -0.10 / -0.55%
             |             
            
                17.80
             |           
            
                18.10
             |               
            
                17.80
             |                           
            
                18.00
             | 
            
                18.01
             |                     
            
                11.03
             |                                 
            
                43,377
             |            
            
                 
             |                                       
         
    
        
            | 
                7/17/2017
             | 
            
                +0.10 / +0.56%
             |             
            
                18.00
             |           
            
                18.10
             |               
            
                18.00
             |                           
            
                18.10
             | 
            
                18.01
             |                     
            
                11.10
             |                                 
            
                26,129
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/14/2017
             | 
            
                +0.10 / +0.56%
             |             
            
                17.90
             |           
            
                18.00
             |               
            
                17.90
             |                           
            
                18.00
             | 
            
                17.95
             |                     
            
                11.03
             |                                 
            
                41,215
             |            
            
                 
             |                                       
         
    
        
            | 
                7/13/2017
             | 
            
                0.00 / 0.00%
             |             
            
                17.80
             |           
            
                17.90
             |               
            
                17.80
             |                           
            
                17.90
             | 
            
                17.89
             |                     
            
                10.97
             |                                 
            
                75,021
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/12/2017
             | 
            
                +0.20 / +1.13%
             |             
            
                17.70
             |           
            
                17.90
             |               
            
                17.70
             |                           
            
                17.90
             | 
            
                17.73
             |                     
            
                10.97
             |                                 
            
                8,978
             |            
            
                 
             |                                       
         
    
        
            | 
                7/11/2017
             | 
            
                +0.20 / +1.14%
             |             
            
                17.40
             |           
            
                17.70
             |               
            
                17.40
             |                           
            
                17.70
             | 
            
                17.46
             |                     
            
                10.85
             |                                 
            
                7,364
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/10/2017
             | 
            
                -0.10 / -0.57%
             |             
            
                17.60
             |           
            
                17.80
             |               
            
                17.50
             |                           
            
                17.50
             | 
            
                17.59
             |                     
            
                10.73
             |                                 
            
                33,291
             |            
            
                 
             |                                       
         
    
        
            | 
                7/7/2017
             | 
            
                -0.30 / -1.68%
             |             
            
                17.90
             |           
            
                17.90
             |               
            
                17.60
             |                           
            
                17.60
             | 
            
                17.89
             |                     
            
                10.79
             |                                 
            
                13,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/6/2017
             | 
            
                +0.20 / +1.13%
             |             
            
                17.70
             |           
            
                17.90
             |               
            
                17.60
             |                           
            
                17.90
             | 
            
                17.70
             |                     
            
                10.97
             |                                 
            
                26,865
             |            
            
                 
             |                                       
         
    
        
            | 
                7/5/2017
             | 
            
                +0.10 / +0.57%
             |             
            
                17.90
             |           
            
                17.90
             |               
            
                17.60
             |                           
            
                17.70
             | 
            
                17.71
             |                     
            
                10.85
             |                                 
            
                5,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/4/2017
             | 
            
                -0.40 / -2.22%
             |             
            
                17.50
             |           
            
                18.00
             |               
            
                17.50
             |                           
            
                17.60
             | 
            
                17.62
             |                     
            
                10.79
             |                                 
            
                98,120
             |            
            
                 
             |                                       
         
    
        
            | 
                7/3/2017
             | 
            
                0.00 / 0.00%
             |             
            
                18.00
             |           
            
                18.00
             |               
            
                17.60
             |                           
            
                18.00
             | 
            
                17.78
             |                     
            
                11.03
             |                                 
            
                43,209
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/30/2017
             | 
            
                0.00 / 0.00%
             |             
            
                18.20
             |           
            
                18.20
             |               
            
                18.00
             |                           
            
                18.00
             | 
            
                18.00
             |                     
            
                11.03
             |                                 
            
                80,110
             |            
            
                 
             |                                       
         
    
        
            | 
                6/29/2017
             | 
            
                +0.30 / +1.69%
             |             
            
                17.70
             |           
            
                18.20
             |               
            
                17.70
             |                           
            
                18.00
             | 
            
                17.92
             |                     
            
                11.03
             |                                 
            
                155,521
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/28/2017
             | 
            
                0.00 / 0.00%
             |             
            
                17.70
             |           
            
                17.70
             |               
            
                17.50
             |                           
            
                17.70
             | 
            
                17.59
             |                     
            
                10.85
             |                                 
            
                16,941
             |            
            
                 
             |                                       
         
    
        
            | 
                6/27/2017
             | 
            
                +0.20 / +1.14%
             |             
            
                17.60
             |           
            
                17.70
             |               
            
                17.50
             |                           
            
                17.70
             | 
            
                17.52
             |                     
            
                10.85
             |                                 
            
                49,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/26/2017
             | 
            
                +0.20 / +1.16%
             |             
            
                17.30
             |           
            
                17.60
             |               
            
                17.30
             |                           
            
                17.50
             | 
            
                17.37
             |                     
            
                10.73
             |                                 
            
                144,857
             |            
            
                 
             |                                       
         
    
        
            | 
                6/23/2017
             | 
            
                -0.10 / -0.57%
             |             
            
                17.40
             |           
            
                17.80
             |               
            
                17.30
             |                           
            
                17.30
             | 
            
                17.39
             |                     
            
                10.61
             |                                 
            
                165,210
             |  
            
                 
             |                                                              
             
    
         
    
    
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						| 
 Market Update 
        
            
                Last updated at 3:10:02 PM
                                                                
            
            
            
            
        
        
     
 
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