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            | 
                 
                    Closing price on 9/11/2014
                 
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             | 
         
         
 
    
        
                      
                
                    | Open | 
                    37.80 | 
                 
                
                    | High | 
                    38.40 | 
                 
                
                    | Low | 
                    37.60 | 
                     
                
                    | Volume | 
                    1,279,000 | 
                                 
                
                    | Split-adjusted Price | 
                    12.84 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
PGS Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                9/11/2014
             | 
            
                +0.60 / +1.59%
             |             
            
                37.80
             |           
            
                38.40
             |               
            
                37.60
             |                           
            
                38.30
             | 
            
                38.03
             |                     
            
                12.84
             |                                 
            
                1,279,000
             |            
            
                 
             |                                       
         
    
        
            | 
                9/10/2014
             | 
            
                +0.80 / +2.17%
             |             
            
                36.90
             |           
            
                37.80
             |               
            
                35.80
             |                           
            
                37.70
             | 
            
                37.12
             |                     
            
                12.64
             |                                 
            
                539,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/9/2014
             | 
            
                -3.00 / -7.52%
             |             
            
                40.00
             |           
            
                40.00
             |               
            
                36.30
             |                           
            
                36.90
             | 
            
                38.62
             |                     
            
                12.37
             |                                 
            
                1,232,850
             |            
            
                 
             |                                       
         
    
        
            | 
                9/8/2014
             | 
            
                +0.80 / +2.05%
             |             
            
                39.40
             |           
            
                40.00
             |               
            
                39.20
             |                           
            
                39.90
             | 
            
                39.68
             |                     
            
                13.38
             |                                 
            
                1,621,691
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/5/2014
             | 
            
                +0.70 / +1.82%
             |             
            
                38.90
             |           
            
                39.30
             |               
            
                38.50
             |                           
            
                39.10
             | 
            
                38.92
             |                     
            
                13.11
             |                                 
            
                820,250
             |            
            
                 
             |                                       
         
    
        
            | 
                9/4/2014
             | 
            
                -0.10 / -0.26%
             |             
            
                38.20
             |           
            
                38.80
             |               
            
                37.90
             |                           
            
                38.40
             | 
            
                38.40
             |                     
            
                12.87
             |                                 
            
                794,180
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/3/2014
             | 
            
                -0.20 / -0.52%
             |             
            
                39.30
             |           
            
                40.00
             |               
            
                38.50
             |                           
            
                38.50
             | 
            
                39.41
             |                     
            
                12.91
             |                                 
            
                1,232,410
             |            
            
                 
             |                                       
         
    
        
            | 
                8/29/2014
             | 
            
                0.00 / 0.00%
             |             
            
                39.00
             |           
            
                39.40
             |               
            
                38.00
             |                           
            
                38.70
             | 
            
                38.70
             |                     
            
                12.97
             |                                 
            
                1,192,250
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/28/2014
             | 
            
                +3.10 / +8.71%
             |             
            
                35.60
             |           
            
                39.10
             |               
            
                35.50
             |                           
            
                38.70
             | 
            
                37.47
             |                     
            
                12.97
             |                                 
            
                2,566,620
             |            
            
                 
             |                                       
         
    
        
            | 
                8/27/2014
             | 
            
                -1.10 / -3.00%
             |             
            
                36.50
             |           
            
                36.80
             |               
            
                35.50
             |                           
            
                35.60
             | 
            
                36.09
             |                     
            
                11.93
             |                                 
            
                1,014,320
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/26/2014
             | 
            
                +1.10 / +3.09%
             |             
            
                35.80
             |           
            
                36.80
             |               
            
                35.70
             |                           
            
                36.70
             | 
            
                36.26
             |                     
            
                12.30
             |                                 
            
                1,745,030
             |            
            
                 
             |                                       
         
    
        
            | 
                8/25/2014
             | 
            
                +0.10 / +0.28%
             |             
            
                35.50
             |           
            
                36.50
             |               
            
                35.50
             |                           
            
                35.60
             | 
            
                35.90
             |                     
            
                11.93
             |                                 
            
                1,234,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/22/2014
             | 
            
                -0.20 / -0.56%
             |             
            
                35.80
             |           
            
                36.20
             |               
            
                35.50
             |                           
            
                35.50
             | 
            
                35.78
             |                     
            
                11.90
             |                                 
            
                777,220
             |            
            
                 
             |                                       
         
    
        
            | 
                8/21/2014
             | 
            
                -0.40 / -1.11%
             |             
            
                36.10
             |           
            
                36.70
             |               
            
                35.50
             |                           
            
                35.70
             | 
            
                36.13
             |                     
            
                11.97
             |                                 
            
                1,264,550
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/20/2014
             | 
            
                +1.50 / +4.34%
             |             
            
                34.70
             |           
            
                36.30
             |               
            
                34.30
             |                           
            
                36.10
             | 
            
                35.43
             |                     
            
                12.10
             |                                 
            
                1,671,750
             |            
            
                 
             |                                       
         
    
        
            | 
                8/19/2014
             | 
            
                +0.60 / +1.76%
             |             
            
                34.20
             |           
            
                35.40
             |               
            
                34.20
             |                           
            
                34.60
             | 
            
                34.72
             |                     
            
                11.60
             |                                 
            
                1,264,020
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/18/2014
             | 
            
                +0.90 / +2.72%
             |             
            
                33.20
             |           
            
                34.00
             |               
            
                33.20
             |                           
            
                34.00
             | 
            
                33.73
             |                     
            
                11.40
             |                                 
            
                1,168,200
             |            
            
                 
             |                                       
         
    
        
            | 
                8/15/2014
             | 
            
                +0.10 / +0.30%
             |             
            
                33.00
             |           
            
                33.90
             |               
            
                32.70
             |                           
            
                33.10
             | 
            
                33.37
             |                     
            
                11.10
             |                                 
            
                1,036,830
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/14/2014
             | 
            
                -0.20 / -0.60%
             |             
            
                33.40
             |           
            
                33.60
             |               
            
                32.90
             |                           
            
                33.00
             | 
            
                33.29
             |                     
            
                11.06
             |                                 
            
                760,540
             |            
            
                 
             |                                       
         
    
        
            | 
                8/13/2014
             | 
            
                +1.20 / +3.75%
             |             
            
                32.20
             |           
            
                33.40
             |               
            
                32.20
             |                           
            
                33.20
             | 
            
                32.96
             |                     
            
                11.13
             |                                 
            
                1,004,810
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/12/2014
             | 
            
                +0.10 / +0.31%
             |             
            
                31.80
             |           
            
                32.20
             |               
            
                31.80
             |                           
            
                32.00
             | 
            
                32.04
             |                     
            
                10.73
             |                                 
            
                305,200
             |            
            
                 
             |                                       
         
    
        
            | 
                8/11/2014
             | 
            
                -0.50 / -1.54%
             |             
            
                32.40
             |           
            
                32.40
             |               
            
                31.80
             |                           
            
                31.90
             | 
            
                32.05
             |                     
            
                10.69
             |                                 
            
                673,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/8/2014
             | 
            
                -0.60 / -1.82%
             |             
            
                33.20
             |           
            
                33.20
             |               
            
                32.40
             |                           
            
                32.40
             | 
            
                32.58
             |                     
            
                10.86
             |                                 
            
                790,600
             |            
            
                 
             |                                       
         
    
        
            | 
                8/7/2014
             | 
            
                +0.30 / +0.92%
             |             
            
                32.70
             |           
            
                33.00
             |               
            
                32.40
             |                           
            
                33.00
             | 
            
                32.59
             |                     
            
                11.06
             |                                 
            
                395,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/6/2014
             | 
            
                -0.40 / -1.21%
             |             
            
                33.10
             |           
            
                33.10
             |               
            
                32.70
             |                           
            
                32.70
             | 
            
                32.88
             |                     
            
                10.96
             |                                 
            
                679,700
             |            
            
                 
             |                                       
         
    
        
            | 
                8/5/2014
             | 
            
                -0.20 / -0.60%
             |             
            
                33.60
             |           
            
                33.70
             |               
            
                32.90
             |                           
            
                33.10
             | 
            
                33.24
             |                     
            
                11.10
             |                                 
            
                799,910
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/4/2014
             | 
            
                +0.10 / +0.30%
             |             
            
                36.50
             |           
            
                36.50
             |               
            
                33.00
             |                           
            
                33.30
             | 
            
                33.22
             |                     
            
                11.16
             |                                 
            
                348,800
             |            
            
                 
             |                                       
         
    
        
            | 
                8/1/2014
             | 
            
                0.00 / 0.00%
             |             
            
                36.50
             |           
            
                36.50
             |               
            
                32.70
             |                           
            
                33.20
             | 
            
                33.34
             |                     
            
                11.13
             |                                 
            
                764,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/31/2014
             | 
            
                +1.40 / +4.40%
             |             
            
                31.70
             |           
            
                33.20
             |               
            
                31.70
             |                           
            
                33.20
             | 
            
                32.63
             |                     
            
                11.13
             |                                 
            
                840,330
             |            
            
                 
             |                                       
         
    
        
            | 
                7/30/2014
             | 
            
                -0.10 / -0.31%
             |             
            
                31.80
             |           
            
                32.50
             |               
            
                31.70
             |                           
            
                31.80
             | 
            
                32.13
             |                     
            
                10.66
             |                                 
            
                559,150
             |  
            
                 
             |                                                              
             
    
         
    
    
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						| 
 Market Update 
        
            
                Last updated at 12:15:00 PM
                                                                
            
            
            
            
        
        
     
 
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