| 
                 
                    Closing price on 5/14/2021
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    72.30 | 
                 
                
                    | High | 
                    73.00 | 
                 
                
                    | Low | 
                    72.30 | 
                     
                
                    | Volume | 
                    3,200 | 
                                 
                
                    | Split-adjusted Price | 
                    57.54 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
GVT Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                5/14/2021
             | 
            
                +1.30 / +1.81%
             |             
            
                72.30
             |           
            
                73.00
             |               
            
                72.30
             |                           
            
                73.00
             | 
            
                72.95
             |                     
            
                57.54
             |                                 
            
                3,200
             |            
            
                 
             |                                       
         
    
        
            | 
                5/13/2021
             | 
            
                +4.30 / +6.39%
             |             
            
                72.00
             |           
            
                72.00
             |               
            
                71.50
             |                           
            
                71.60
             | 
            
                71.72
             |                     
            
                56.43
             |                                 
            
                8,040
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/12/2021
             | 
            
                -4.50 / -6.21%
             |             
            
                66.50
             |           
            
                69.50
             |               
            
                66.10
             |                           
            
                68.00
             | 
            
                67.26
             |                     
            
                53.60
             |                                 
            
                6,100
             |            
            
                 
             |                                       
         
    
        
            | 
                5/11/2021
             | 
            
                -0.40 / -0.55%
             |             
            
                72.50
             |           
            
                72.50
             |               
            
                72.50
             |                           
            
                72.50
             | 
            
                72.50
             |                     
            
                57.14
             |                                 
            
                1,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/10/2021
             | 
            
                0.00 / 0.00%
             |             
            
                72.90
             |           
            
                72.90
             |               
            
                72.90
             |                           
            
                72.90
             | 
            
                72.90
             |                     
            
                57.46
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                5/7/2021
             | 
            
                +1.20 / +1.67%
             |             
            
                72.90
             |           
            
                72.90
             |               
            
                71.20
             |                           
            
                72.90
             | 
            
                72.87
             |                     
            
                57.46
             |                                 
            
                11,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/6/2021
             | 
            
                0.00 / 0.00%
             |             
            
                71.00
             |           
            
                71.80
             |               
            
                71.00
             |                           
            
                71.80
             | 
            
                71.66
             |                     
            
                56.59
             |                                 
            
                2,000
             |            
            
                 
             |                                       
         
    
        
            | 
                5/5/2021
             | 
            
                0.00 / 0.00%
             |             
            
                71.80
             |           
            
                71.80
             |               
            
                71.80
             |                           
            
                71.80
             | 
            
                71.80
             |                     
            
                56.59
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/4/2021
             | 
            
                0.00 / 0.00%
             |             
            
                71.80
             |           
            
                71.80
             |               
            
                71.80
             |                           
            
                71.80
             | 
            
                71.80
             |                     
            
                56.59
             |                                 
            
                100
             |            
            
                 
             |                                       
         
    
        
            | 
                4/29/2021
             | 
            
                0.00 / 0.00%
             |             
            
                71.80
             |           
            
                71.80
             |               
            
                71.80
             |                           
            
                71.80
             | 
            
                71.80
             |                     
            
                56.59
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/28/2021
             | 
            
                +3.50 / +5.11%
             |             
            
                71.50
             |           
            
                72.00
             |               
            
                71.50
             |                           
            
                72.00
             | 
            
                71.75
             |                     
            
                56.75
             |                                 
            
                200
             |            
            
                 
             |                                       
         
    
        
            | 
                4/27/2021
             | 
            
                -2.60 / -3.66%
             |             
            
                68.50
             |           
            
                68.50
             |               
            
                68.50
             |                           
            
                68.50
             | 
            
                68.50
             |                     
            
                53.99
             |                                 
            
                11,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/26/2021
             | 
            
                +2.00 / +2.82%
             |             
            
                66.00
             |           
            
                73.00
             |               
            
                64.00
             |                           
            
                73.00
             | 
            
                71.07
             |                     
            
                57.54
             |                                 
            
                15,800
             |            
            
                 
             |                                       
         
    
        
            | 
                4/23/2021
             | 
            
                0.00 / 0.00%
             |             
            
                70.90
             |           
            
                71.00
             |               
            
                70.90
             |                           
            
                71.00
             | 
            
                70.98
             |                     
            
                55.96
             |                                 
            
                2,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/22/2021
             | 
            
                -0.10 / -0.14%
             |             
            
                70.90
             |           
            
                71.00
             |               
            
                70.90
             |                           
            
                70.90
             | 
            
                70.96
             |                     
            
                55.88
             |                                 
            
                1,100
             |            
            
                 
             |                                       
         
    
        
            | 
                4/20/2021
             | 
            
                +5.80 / +8.90%
             |             
            
                71.00
             |           
            
                71.00
             |               
            
                71.00
             |                           
            
                71.00
             | 
            
                71.00
             |                     
            
                55.96
             |                                 
            
                500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/19/2021
             | 
            
                0.00 / 0.00%
             |             
            
                65.20
             |           
            
                65.20
             |               
            
                65.20
             |                           
            
                65.20
             | 
            
                65.20
             |                     
            
                51.39
             |                                 
            
                3,300
             |            
            
                 
             |                                       
         
    
        
            | 
                4/16/2021
             | 
            
                -8.10 / -11.55%
             |             
            
                68.60
             |           
            
                68.60
             |               
            
                62.00
             |                           
            
                62.00
             | 
            
                65.22
             |                     
            
                48.87
             |                                 
            
                2,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/15/2021
             | 
            
                -6.70 / -8.97%
             |             
            
                71.50
             |           
            
                71.50
             |               
            
                68.00
             |                           
            
                68.00
             | 
            
                70.11
             |                     
            
                53.60
             |                                 
            
                4,000
             |            
            
                 
             |                                       
         
    
        
            | 
                4/14/2021
             | 
            
                0.00 / 0.00%
             |             
            
                75.00
             |           
            
                75.00
             |               
            
                74.00
             |                           
            
                74.80
             | 
            
                74.72
             |                     
            
                58.96
             |                                 
            
                500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/13/2021
             | 
            
                +0.50 / +0.67%
             |             
            
                73.10
             |           
            
                75.00
             |               
            
                73.10
             |                           
            
                75.00
             | 
            
                74.85
             |                     
            
                59.11
             |                                 
            
                19,300
             |            
            
                 
             |                                       
         
    
        
            | 
                4/12/2021
             | 
            
                +2.90 / +4.03%
             |             
            
                74.50
             |           
            
                74.90
             |               
            
                73.00
             |                           
            
                74.90
             | 
            
                74.46
             |                     
            
                59.04
             |                                 
            
                6,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/9/2021
             | 
            
                +4.10 / +5.79%
             |             
            
                71.50
             |           
            
                74.90
             |               
            
                71.50
             |                           
            
                74.90
             | 
            
                71.96
             |                     
            
                59.04
             |                                 
            
                2,300
             |            
            
                 
             |                                       
         
    
        
            | 
                4/8/2021
             | 
            
                -0.10 / -0.14%
             |             
            
                69.00
             |           
            
                73.00
             |               
            
                66.00
             |                           
            
                72.00
             | 
            
                70.76
             |                     
            
                56.75
             |                                 
            
                19,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/7/2021
             | 
            
                -1.10 / -1.50%
             |             
            
                74.00
             |           
            
                74.00
             |               
            
                72.00
             |                           
            
                72.00
             | 
            
                72.07
             |                     
            
                56.75
             |                                 
            
                2,700
             |            
            
                 
             |                                       
         
    
        
            | 
                4/6/2021
             | 
            
                +4.80 / +6.84%
             |             
            
                70.10
             |           
            
                75.00
             |               
            
                70.10
             |                           
            
                75.00
             | 
            
                73.12
             |                     
            
                59.11
             |                                 
            
                28,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/5/2021
             | 
            
                +2.00 / +2.90%
             |             
            
                69.10
             |           
            
                71.00
             |               
            
                69.00
             |                           
            
                71.00
             | 
            
                70.15
             |                     
            
                55.96
             |                                 
            
                2,300
             |            
            
                 
             |                                       
         
    
        
            | 
                4/2/2021
             | 
            
                -0.10 / -0.14%
             |             
            
                69.10
             |           
            
                69.10
             |               
            
                69.00
             |                           
            
                69.00
             | 
            
                69.03
             |                     
            
                54.39
             |                                 
            
                9,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/1/2021
             | 
            
                -0.50 / -0.71%
             |             
            
                67.60
             |           
            
                70.00
             |               
            
                67.60
             |                           
            
                69.50
             | 
            
                69.10
             |                     
            
                54.78
             |                                 
            
                4,300
             |            
            
                 
             |                                       
         
    
        
            | 
                3/31/2021
             | 
            
                -0.50 / -0.69%
             |             
            
                70.10
             |           
            
                72.00
             |               
            
                69.70
             |                           
            
                72.00
             | 
            
                70.01
             |                     
            
                56.75
             |                                 
            
                7,700
             |  
            
                 
             |                                                              
             
    
         
    
    
 |