| 
                 
                    Closing price on 3/23/2018
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    11.00 | 
                 
                
                    | High | 
                    11.20 | 
                 
                
                    | Low | 
                    10.80 | 
                     
                
                    | Volume | 
                    704,100 | 
                                 
                
                    | Split-adjusted Price | 
                    5.99 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
VGS Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                3/23/2018
             | 
            
                +0.20 / +1.82%
             |             
            
                11.00
             |           
            
                11.20
             |               
            
                10.80
             |                           
            
                11.20
             | 
            
                10.93
             |                     
            
                5.99
             |                                 
            
                704,100
             |            
            
                 
             |                                       
         
    
        
            | 
                3/22/2018
             | 
            
                +0.10 / +0.92%
             |             
            
                10.90
             |           
            
                11.10
             |               
            
                10.90
             |                           
            
                11.00
             | 
            
                10.96
             |                     
            
                5.88
             |                                 
            
                330,780
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/21/2018
             | 
            
                +0.10 / +0.93%
             |             
            
                10.80
             |           
            
                11.00
             |               
            
                10.80
             |                           
            
                10.90
             | 
            
                10.93
             |                     
            
                5.83
             |                                 
            
                422,550
             |            
            
                 
             |                                       
         
    
        
            | 
                3/20/2018
             | 
            
                0.00 / 0.00%
             |             
            
                10.80
             |           
            
                11.00
             |               
            
                10.80
             |                           
            
                10.80
             | 
            
                10.88
             |                     
            
                5.77
             |                                 
            
                395,430
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/19/2018
             | 
            
                +0.10 / +0.93%
             |             
            
                10.70
             |           
            
                10.90
             |               
            
                10.70
             |                           
            
                10.80
             | 
            
                10.83
             |                     
            
                5.77
             |                                 
            
                267,000
             |            
            
                 
             |                                       
         
    
        
            | 
                3/16/2018
             | 
            
                -0.10 / -0.93%
             |             
            
                10.90
             |           
            
                10.90
             |               
            
                10.70
             |                           
            
                10.70
             | 
            
                10.73
             |                     
            
                5.72
             |                                 
            
                212,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/15/2018
             | 
            
                +0.30 / +2.86%
             |             
            
                10.50
             |           
            
                10.80
             |               
            
                10.40
             |                           
            
                10.80
             | 
            
                10.62
             |                     
            
                5.77
             |                                 
            
                460,610
             |            
            
                 
             |                                       
         
    
        
            | 
                3/14/2018
             | 
            
                -0.10 / -0.94%
             |             
            
                10.60
             |           
            
                10.80
             |               
            
                10.50
             |                           
            
                10.50
             | 
            
                10.61
             |                     
            
                5.61
             |                                 
            
                741,340
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/13/2018
             | 
            
                +0.40 / +3.92%
             |             
            
                10.20
             |           
            
                10.60
             |               
            
                10.20
             |                           
            
                10.60
             | 
            
                10.39
             |                     
            
                5.67
             |                                 
            
                291,400
             |            
            
                 
             |                                       
         
    
        
            | 
                3/12/2018
             | 
            
                -0.20 / -1.92%
             |             
            
                10.40
             |           
            
                10.60
             |               
            
                10.10
             |                           
            
                10.20
             | 
            
                10.35
             |                     
            
                5.45
             |                                 
            
                550,660
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/9/2018
             | 
            
                +0.10 / +0.97%
             |             
            
                10.40
             |           
            
                10.40
             |               
            
                10.30
             |                           
            
                10.40
             | 
            
                10.31
             |                     
            
                5.56
             |                                 
            
                257,046
             |            
            
                 
             |                                       
         
    
        
            | 
                3/8/2018
             | 
            
                +0.20 / +1.98%
             |             
            
                9.50
             |           
            
                10.30
             |               
            
                9.50
             |                           
            
                10.30
             | 
            
                10.17
             |                     
            
                5.51
             |                                 
            
                205,540
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/7/2018
             | 
            
                +0.20 / +2.02%
             |             
            
                10.00
             |           
            
                10.20
             |               
            
                9.90
             |                           
            
                10.10
             | 
            
                10.01
             |                     
            
                5.40
             |                                 
            
                448,635
             |            
            
                 
             |                                       
         
    
        
            | 
                3/6/2018
             | 
            
                +0.30 / +3.13%
             |             
            
                9.60
             |           
            
                10.00
             |               
            
                9.60
             |                           
            
                9.90
             | 
            
                9.82
             |                     
            
                5.29
             |                                 
            
                244,110
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/5/2018
             | 
            
                -0.20 / -2.04%
             |             
            
                9.80
             |           
            
                9.90
             |               
            
                9.60
             |                           
            
                9.60
             | 
            
                9.72
             |                     
            
                5.13
             |                                 
            
                198,750
             |            
            
                 
             |                                       
         
    
        
            | 
                3/2/2018
             | 
            
                0.00 / 0.00%
             |             
            
                9.80
             |           
            
                9.90
             |               
            
                9.80
             |                           
            
                9.80
             | 
            
                9.84
             |                     
            
                5.24
             |                                 
            
                77,628
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/1/2018
             | 
            
                +0.30 / +3.16%
             |             
            
                9.60
             |           
            
                10.00
             |               
            
                9.60
             |                           
            
                9.80
             | 
            
                9.78
             |                     
            
                5.24
             |                                 
            
                540,920
             |            
            
                 
             |                                       
         
    
        
            | 
                2/28/2018
             | 
            
                -0.10 / -1.04%
             |             
            
                9.50
             |           
            
                9.70
             |               
            
                9.50
             |                           
            
                9.50
             | 
            
                9.54
             |                     
            
                5.08
             |                                 
            
                190,575
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/27/2018
             | 
            
                0.00 / 0.00%
             |             
            
                9.60
             |           
            
                9.60
             |               
            
                9.50
             |                           
            
                9.60
             | 
            
                9.55
             |                     
            
                5.13
             |                                 
            
                100,897
             |            
            
                 
             |                                       
         
    
        
            | 
                2/26/2018
             | 
            
                -0.10 / -1.03%
             |             
            
                9.70
             |           
            
                9.80
             |               
            
                9.60
             |                           
            
                9.60
             | 
            
                9.66
             |                     
            
                5.13
             |                                 
            
                82,698
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/23/2018
             | 
            
                0.00 / 0.00%
             |             
            
                9.70
             |           
            
                9.80
             |               
            
                9.60
             |                           
            
                9.70
             | 
            
                9.70
             |                     
            
                5.19
             |                                 
            
                142,000
             |            
            
                 
             |                                       
         
    
        
            | 
                2/22/2018
             | 
            
                +0.20 / +2.11%
             |             
            
                9.50
             |           
            
                9.70
             |               
            
                9.40
             |                           
            
                9.70
             | 
            
                9.59
             |                     
            
                5.19
             |                                 
            
                306,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/21/2018
             | 
            
                +0.20 / +2.15%
             |             
            
                9.30
             |           
            
                9.50
             |               
            
                9.30
             |                           
            
                9.50
             | 
            
                9.41
             |                     
            
                5.08
             |                                 
            
                61,700
             |            
            
                 
             |                                       
         
    
        
            | 
                2/13/2018
             | 
            
                -0.10 / -1.06%
             |             
            
                9.40
             |           
            
                9.40
             |               
            
                9.30
             |                           
            
                9.30
             | 
            
                9.35
             |                     
            
                4.97
             |                                 
            
                77,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/12/2018
             | 
            
                +0.10 / +1.08%
             |             
            
                9.50
             |           
            
                9.50
             |               
            
                9.30
             |                           
            
                9.40
             | 
            
                9.39
             |                     
            
                5.02
             |                                 
            
                34,340
             |            
            
                 
             |                                       
         
    
        
            | 
                2/9/2018
             | 
            
                +0.10 / +1.09%
             |             
            
                9.10
             |           
            
                9.40
             |               
            
                9.00
             |                           
            
                9.30
             | 
            
                9.19
             |                     
            
                4.97
             |                                 
            
                349,413
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/8/2018
             | 
            
                +0.10 / +1.10%
             |             
            
                9.20
             |           
            
                9.30
             |               
            
                9.10
             |                           
            
                9.20
             | 
            
                9.18
             |                     
            
                4.92
             |                                 
            
                299,900
             |            
            
                 
             |                                       
         
    
        
            | 
                2/7/2018
             | 
            
                +0.30 / +3.41%
             |             
            
                9.00
             |           
            
                9.30
             |               
            
                9.00
             |                           
            
                9.10
             | 
            
                9.14
             |                     
            
                4.86
             |                                 
            
                141,050
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/6/2018
             | 
            
                -0.40 / -4.35%
             |             
            
                9.20
             |           
            
                9.20
             |               
            
                8.50
             |                           
            
                8.80
             | 
            
                8.75
             |                     
            
                4.70
             |                                 
            
                268,500
             |            
            
                 
             |                                       
         
    
        
            | 
                2/5/2018
             | 
            
                -0.30 / -3.16%
             |             
            
                9.40
             |           
            
                9.40
             |               
            
                9.20
             |                           
            
                9.20
             | 
            
                9.28
             |                     
            
                4.92
             |                                 
            
                236,900
             |  
            
                 
             |                                                              
             
    
         
    
    
 |