| 
                 
                    Closing price on 10/10/2017
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    59.80 | 
                 
                
                    | High | 
                    63.40 | 
                 
                
                    | Low | 
                    59.80 | 
                     
                
                    | Volume | 
                    198,958 | 
                                 
                
                    | Split-adjusted Price | 
                    20.16 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
GDT Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                10/10/2017
             | 
            
                +1.70 / +2.87%
             |             
            
                59.80
             |           
            
                63.40
             |               
            
                59.80
             |                           
            
                61.00
             | 
            
                60.05
             |                     
            
                20.16
             |                                 
            
                198,958
             |            
            
                 
             |                                       
         
    
        
            | 
                10/9/2017
             | 
            
                +0.70 / +1.19%
             |             
            
                59.00
             |           
            
                59.50
             |               
            
                58.00
             |                           
            
                59.30
             | 
            
                59.01
             |                     
            
                19.59
             |                                 
            
                199,278
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/6/2017
             | 
            
                0.00 / 0.00%
             |             
            
                58.60
             |           
            
                59.00
             |               
            
                58.60
             |                           
            
                58.60
             | 
            
                58.75
             |                     
            
                19.36
             |                                 
            
                198,658
             |            
            
                 
             |                                       
         
    
        
            | 
                10/5/2017
             | 
            
                -0.40 / -0.68%
             |             
            
                59.00
             |           
            
                59.00
             |               
            
                58.60
             |                           
            
                58.60
             | 
            
                58.71
             |                     
            
                19.36
             |                                 
            
                197,758
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/4/2017
             | 
            
                +0.10 / +0.17%
             |             
            
                59.00
             |           
            
                59.00
             |               
            
                58.90
             |                           
            
                59.00
             | 
            
                58.99
             |                     
            
                19.50
             |                                 
            
                196,438
             |            
            
                 
             |                                       
         
    
        
            | 
                10/3/2017
             | 
            
                -0.10 / -0.17%
             |             
            
                59.00
             |           
            
                59.20
             |               
            
                58.60
             |                           
            
                58.90
             | 
            
                58.93
             |                     
            
                19.46
             |                                 
            
                200,648
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/2/2017
             | 
            
                +0.10 / +0.17%
             |             
            
                59.50
             |           
            
                59.50
             |               
            
                58.40
             |                           
            
                59.00
             | 
            
                58.64
             |                     
            
                19.50
             |                                 
            
                198,478
             |            
            
                 
             |                                       
         
    
        
            | 
                9/29/2017
             | 
            
                +0.40 / +0.68%
             |             
            
                58.90
             |           
            
                58.90
             |               
            
                58.60
             |                           
            
                58.90
             | 
            
                58.72
             |                     
            
                19.46
             |                                 
            
                201,998
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/28/2017
             | 
            
                +0.30 / +0.52%
             |             
            
                58.20
             |           
            
                58.90
             |               
            
                58.20
             |                           
            
                58.50
             | 
            
                58.58
             |                     
            
                19.33
             |                                 
            
                230,728
             |            
            
                 
             |                                       
         
    
        
            | 
                9/27/2017
             | 
            
                -0.20 / -0.34%
             |             
            
                58.40
             |           
            
                58.40
             |               
            
                58.00
             |                           
            
                58.20
             | 
            
                58.12
             |                     
            
                19.23
             |                                 
            
                197,428
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/26/2017
             | 
            
                -0.10 / -0.17%
             |             
            
                57.30
             |           
            
                58.40
             |               
            
                57.30
             |                           
            
                58.40
             | 
            
                57.98
             |                     
            
                19.30
             |                                 
            
                198,418
             |            
            
                 
             |                                       
         
    
        
            | 
                9/25/2017
             | 
            
                0.00 / 0.00%
             |             
            
                57.50
             |           
            
                58.50
             |               
            
                57.10
             |                           
            
                58.50
             | 
            
                57.49
             |                     
            
                19.33
             |                                 
            
                200,398
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/22/2017
             | 
            
                0.00 / 0.00%
             |             
            
                58.50
             |           
            
                58.50
             |               
            
                58.50
             |                           
            
                58.50
             | 
            
                58.50
             |                     
            
                19.33
             |                                 
            
                195,458
             |            
            
                 
             |                                       
         
    
        
            | 
                9/21/2017
             | 
            
                +0.50 / +0.86%
             |             
            
                58.70
             |           
            
                58.70
             |               
            
                58.00
             |                           
            
                58.50
             | 
            
                58.57
             |                     
            
                19.33
             |                                 
            
                197,458
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/20/2017
             | 
            
                -0.40 / -0.68%
             |             
            
                55.80
             |           
            
                58.80
             |               
            
                55.80
             |                           
            
                58.00
             | 
            
                57.77
             |                     
            
                19.17
             |                                 
            
                196,718
             |            
            
                 
             |                                       
         
    
        
            | 
                9/19/2017
             | 
            
                -0.10 / -0.17%
             |             
            
                58.50
             |           
            
                58.50
             |               
            
                57.00
             |                           
            
                58.40
             | 
            
                57.97
             |                     
            
                19.30
             |                                 
            
                3,950
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/18/2017
             | 
            
                +2.50 / +4.46%
             |             
            
                56.00
             |           
            
                59.50
             |               
            
                55.00
             |                           
            
                58.50
             | 
            
                55.91
             |                     
            
                19.33
             |                                 
            
                14,380
             |            
            
                 
             |                                       
         
    
        
            | 
                9/15/2017
             | 
            
                0.00 / 0.00%
             |             
            
                55.50
             |           
            
                56.50
             |               
            
                55.50
             |                           
            
                56.00
             | 
            
                56.06
             |                     
            
                18.50
             |                                 
            
                1,320
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/14/2017
             | 
            
                0.00 / 0.00%
             |             
            
                56.00
             |           
            
                56.00
             |               
            
                55.90
             |                           
            
                56.00
             | 
            
                55.91
             |                     
            
                18.50
             |                                 
            
                3,720
             |            
            
                 
             |                                       
         
    
        
            | 
                9/13/2017
             | 
            
                +0.50 / +0.90%
             |             
            
                55.50
             |           
            
                56.00
             |               
            
                55.50
             |                           
            
                56.00
             | 
            
                55.75
             |                     
            
                18.50
             |                                 
            
                3,390
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/12/2017
             | 
            
                0.00 / 0.00%
             |             
            
                55.40
             |           
            
                55.50
             |               
            
                55.40
             |                           
            
                55.50
             | 
            
                55.45
             |                     
            
                18.34
             |                                 
            
                2,510
             |            
            
                 
             |                                       
         
    
        
            | 
                9/11/2017
             | 
            
                +0.20 / +0.36%
             |             
            
                54.20
             |           
            
                55.50
             |               
            
                54.20
             |                           
            
                55.50
             | 
            
                55.12
             |                     
            
                18.34
             |                                 
            
                3,030
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/8/2017
             | 
            
                +0.30 / +0.55%
             |             
            
                55.00
             |           
            
                55.50
             |               
            
                55.00
             |                           
            
                55.30
             | 
            
                55.20
             |                     
            
                18.27
             |                                 
            
                1,330
             |            
            
                 
             |                                       
         
    
        
            | 
                9/7/2017
             | 
            
                +0.50 / +0.92%
             |             
            
                55.50
             |           
            
                55.50
             |               
            
                54.50
             |                           
            
                55.00
             | 
            
                55.13
             |                     
            
                18.17
             |                                 
            
                19,010
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/6/2017
             | 
            
                -1.00 / -1.80%
             |             
            
                55.50
             |           
            
                55.50
             |               
            
                54.40
             |                           
            
                54.50
             | 
            
                54.51
             |                     
            
                18.01
             |                                 
            
                31,610
             |            
            
                 
             |                                       
         
    
        
            | 
                9/5/2017
             | 
            
                0.00 / 0.00%
             |             
            
                55.80
             |           
            
                55.80
             |               
            
                55.00
             |                           
            
                55.50
             | 
            
                55.15
             |                     
            
                18.34
             |                                 
            
                1,360
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/1/2017
             | 
            
                +0.60 / +1.09%
             |             
            
                55.80
             |           
            
                55.80
             |               
            
                55.00
             |                           
            
                55.50
             | 
            
                55.36
             |                     
            
                18.34
             |                                 
            
                560
             |            
            
                 
             |                                       
         
    
        
            | 
                8/31/2017
             | 
            
                -0.60 / -1.08%
             |             
            
                56.00
             |           
            
                56.00
             |               
            
                54.50
             |                           
            
                54.90
             | 
            
                54.82
             |                     
            
                18.14
             |                                 
            
                4,980
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/30/2017
             | 
            
                +1.10 / +2.02%
             |             
            
                55.90
             |           
            
                55.90
             |               
            
                55.40
             |                           
            
                55.50
             | 
            
                55.68
             |                     
            
                18.34
             |                                 
            
                80
             |            
            
                 
             |                                       
         
    
        
            | 
                8/29/2017
             | 
            
                -0.60 / -1.09%
             |             
            
                56.00
             |           
            
                56.00
             |               
            
                54.00
             |                           
            
                54.40
             | 
            
                55.26
             |                     
            
                17.98
             |                                 
            
                1,900
             |  
            
                 
             |                                                              
             
    
         
    
    
 |