| 
                 
                    Closing price on 9/4/2019
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    99.80 | 
                 
                
                    | High | 
                    100.70 | 
                 
                
                    | Low | 
                    99.80 | 
                     
                
                    | Volume | 
                    235,150 | 
                                 
                
                    | Split-adjusted Price | 
                    62.22 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
GAS Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                9/4/2019
             | 
            
                +0.60 / +0.60%
             |             
            
                99.80
             |           
            
                100.70
             |               
            
                99.80
             |                           
            
                100.40
             | 
            
                100.12
             |                     
            
                62.22
             |                                 
            
                235,150
             |            
            
                 
             |                                       
         
    
        
            | 
                9/3/2019
             | 
            
                -0.80 / -0.80%
             |             
            
                100.70
             |           
            
                100.70
             |               
            
                97.00
             |                           
            
                99.80
             | 
            
                99.93
             |                     
            
                61.85
             |                                 
            
                159,010
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/30/2019
             | 
            
                +0.10 / +0.10%
             |             
            
                100.50
             |           
            
                101.60
             |               
            
                100.50
             |                           
            
                100.60
             | 
            
                100.87
             |                     
            
                62.34
             |                                 
            
                176,460
             |            
            
                 
             |                                       
         
    
        
            | 
                8/29/2019
             | 
            
                -1.80 / -1.76%
             |             
            
                101.00
             |           
            
                101.80
             |               
            
                100.50
             |                           
            
                100.50
             | 
            
                100.89
             |                     
            
                62.28
             |                                 
            
                205,170
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/28/2019
             | 
            
                +0.40 / +0.39%
             |             
            
                102.00
             |           
            
                103.20
             |               
            
                102.00
             |                           
            
                102.30
             | 
            
                102.48
             |                     
            
                61.97
             |                                 
            
                106,940
             |            
            
                 
             |                                       
         
    
        
            | 
                8/27/2019
             | 
            
                +0.40 / +0.39%
             |             
            
                102.80
             |           
            
                102.80
             |               
            
                101.50
             |                           
            
                101.90
             | 
            
                102.15
             |                     
            
                61.73
             |                                 
            
                150,750
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/26/2019
             | 
            
                -2.50 / -2.40%
             |             
            
                102.60
             |           
            
                103.00
             |               
            
                101.00
             |                           
            
                101.50
             | 
            
                101.71
             |                     
            
                61.49
             |                                 
            
                518,030
             |            
            
                 
             |                                       
         
    
        
            | 
                8/23/2019
             | 
            
                -0.60 / -0.57%
             |             
            
                105.00
             |           
            
                105.00
             |               
            
                102.90
             |                           
            
                104.00
             | 
            
                103.75
             |                     
            
                63.00
             |                                 
            
                293,260
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/22/2019
             | 
            
                -0.60 / -0.57%
             |             
            
                105.40
             |           
            
                105.40
             |               
            
                104.00
             |                           
            
                104.60
             | 
            
                104.45
             |                     
            
                63.37
             |                                 
            
                284,870
             |            
            
                 
             |                                       
         
    
        
            | 
                8/21/2019
             | 
            
                +2.20 / +2.14%
             |             
            
                103.50
             |           
            
                105.70
             |               
            
                103.20
             |                           
            
                105.20
             | 
            
                104.74
             |                     
            
                63.73
             |                                 
            
                495,360
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/20/2019
             | 
            
                +1.20 / +1.18%
             |             
            
                102.50
             |           
            
                103.30
             |               
            
                102.30
             |                           
            
                103.00
             | 
            
                102.72
             |                     
            
                62.40
             |                                 
            
                315,690
             |            
            
                 
             |                                       
         
    
        
            | 
                8/19/2019
             | 
            
                +0.90 / +0.89%
             |             
            
                102.00
             |           
            
                102.50
             |               
            
                101.00
             |                           
            
                101.80
             | 
            
                101.81
             |                     
            
                61.67
             |                                 
            
                177,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/16/2019
             | 
            
                0.00 / 0.00%
             |             
            
                100.80
             |           
            
                101.80
             |               
            
                100.60
             |                           
            
                100.90
             | 
            
                101.09
             |                     
            
                61.12
             |                                 
            
                373,200
             |            
            
                 
             |                                       
         
    
        
            | 
                8/15/2019
             | 
            
                0.00 / 0.00%
             |             
            
                99.00
             |           
            
                100.90
             |               
            
                98.70
             |                           
            
                100.90
             | 
            
                99.92
             |                     
            
                61.12
             |                                 
            
                266,470
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/14/2019
             | 
            
                +0.90 / +0.90%
             |             
            
                102.50
             |           
            
                102.50
             |               
            
                100.50
             |                           
            
                100.90
             | 
            
                101.10
             |                     
            
                61.12
             |                                 
            
                163,970
             |            
            
                 
             |                                       
         
    
        
            | 
                8/13/2019
             | 
            
                -2.00 / -1.96%
             |             
            
                101.10
             |           
            
                101.80
             |               
            
                99.90
             |                           
            
                100.00
             | 
            
                100.22
             |                     
            
                60.58
             |                                 
            
                599,630
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/12/2019
             | 
            
                +0.70 / +0.69%
             |             
            
                102.20
             |           
            
                103.00
             |               
            
                102.00
             |                           
            
                102.00
             | 
            
                102.50
             |                     
            
                61.79
             |                                 
            
                207,340
             |            
            
                 
             |                                       
         
    
        
            | 
                8/9/2019
             | 
            
                +0.30 / +0.30%
             |             
            
                101.20
             |           
            
                102.50
             |               
            
                101.10
             |                           
            
                101.30
             | 
            
                101.55
             |                     
            
                61.37
             |                                 
            
                170,690
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/8/2019
             | 
            
                +0.50 / +0.50%
             |             
            
                100.10
             |           
            
                103.50
             |               
            
                99.40
             |                           
            
                101.00
             | 
            
                100.72
             |                     
            
                61.19
             |                                 
            
                397,340
             |            
            
                 
             |                                       
         
    
        
            | 
                8/7/2019
             | 
            
                -1.50 / -1.47%
             |             
            
                102.90
             |           
            
                103.00
             |               
            
                99.90
             |                           
            
                100.50
             | 
            
                101.26
             |                     
            
                60.88
             |                                 
            
                217,060
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/6/2019
             | 
            
                -2.00 / -1.92%
             |             
            
                101.20
             |           
            
                103.00
             |               
            
                100.00
             |                           
            
                102.00
             | 
            
                101.51
             |                     
            
                61.79
             |                                 
            
                409,620
             |            
            
                 
             |                                       
         
    
        
            | 
                8/5/2019
             | 
            
                -2.00 / -1.89%
             |             
            
                105.60
             |           
            
                106.00
             |               
            
                103.90
             |                           
            
                104.00
             | 
            
                104.34
             |                     
            
                63.00
             |                                 
            
                343,310
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/2/2019
             | 
            
                -2.30 / -2.12%
             |             
            
                106.00
             |           
            
                107.10
             |               
            
                105.00
             |                           
            
                106.00
             | 
            
                105.99
             |                     
            
                64.21
             |                                 
            
                436,240
             |            
            
                 
             |                                       
         
    
        
            | 
                8/1/2019
             | 
            
                -0.80 / -0.73%
             |             
            
                109.90
             |           
            
                109.90
             |               
            
                107.80
             |                           
            
                108.30
             | 
            
                108.56
             |                     
            
                65.61
             |                                 
            
                235,090
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/31/2019
             | 
            
                +0.10 / +0.09%
             |             
            
                109.00
             |           
            
                110.50
             |               
            
                108.60
             |                           
            
                109.10
             | 
            
                109.44
             |                     
            
                66.09
             |                                 
            
                126,560
             |            
            
                 
             |                                       
         
    
        
            | 
                7/30/2019
             | 
            
                -2.00 / -1.80%
             |             
            
                111.00
             |           
            
                112.50
             |               
            
                109.00
             |                           
            
                109.00
             | 
            
                110.69
             |                     
            
                66.03
             |                                 
            
                378,650
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/29/2019
             | 
            
                +3.00 / +2.78%
             |             
            
                108.20
             |           
            
                111.00
             |               
            
                107.60
             |                           
            
                111.00
             | 
            
                109.81
             |                     
            
                67.24
             |                                 
            
                668,960
             |            
            
                 
             |                                       
         
    
        
            | 
                7/26/2019
             | 
            
                0.00 / 0.00%
             |             
            
                108.00
             |           
            
                109.00
             |               
            
                107.90
             |                           
            
                108.00
             | 
            
                108.64
             |                     
            
                65.43
             |                                 
            
                300,030
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/25/2019
             | 
            
                +1.30 / +1.22%
             |             
            
                106.60
             |           
            
                108.50
             |               
            
                106.00
             |                           
            
                108.00
             | 
            
                107.59
             |                     
            
                65.43
             |                                 
            
                436,120
             |            
            
                 
             |                                       
         
    
        
            | 
                7/24/2019
             | 
            
                -0.40 / -0.37%
             |             
            
                107.30
             |           
            
                108.20
             |               
            
                106.60
             |                           
            
                106.70
             | 
            
                107.26
             |                     
            
                64.64
             |                                 
            
                163,000
             |  
            
                 
             |                                                              
             
    
         
    
    
 |