| 
                 
                    Closing price on 12/5/2016
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    8.11 | 
                 
                
                    | High | 
                    8.35 | 
                 
                
                    | Low | 
                    8.11 | 
                     
                
                    | Volume | 
                    17,320 | 
                                 
                
                    | Split-adjusted Price | 
                    3.64 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
VTO Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                12/5/2016
             | 
            
                -0.03 / -0.36%
             |             
            
                8.11
             |           
            
                8.35
             |               
            
                8.11
             |                           
            
                8.22
             | 
            
                8.26
             |                     
            
                3.64
             |                                 
            
                17,320
             |            
            
                 
             |                                       
         
    
        
            | 
                12/2/2016
             | 
            
                -0.14 / -1.67%
             |             
            
                8.39
             |           
            
                8.40
             |               
            
                8.25
             |                           
            
                8.25
             | 
            
                8.30
             |                     
            
                3.65
             |                                 
            
                43,590
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/1/2016
             | 
            
                +0.10 / +1.21%
             |             
            
                8.26
             |           
            
                8.45
             |               
            
                8.26
             |                           
            
                8.39
             | 
            
                8.33
             |                     
            
                3.71
             |                                 
            
                94,410
             |            
            
                 
             |                                       
         
    
        
            | 
                11/30/2016
             | 
            
                0.00 / 0.00%
             |             
            
                8.29
             |           
            
                8.30
             |               
            
                8.25
             |                           
            
                8.29
             | 
            
                8.28
             |                     
            
                3.67
             |                                 
            
                32,380
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/29/2016
             | 
            
                +0.04 / +0.48%
             |             
            
                8.20
             |           
            
                8.30
             |               
            
                8.20
             |                           
            
                8.29
             | 
            
                8.22
             |                     
            
                3.67
             |                                 
            
                44,790
             |            
            
                 
             |                                       
         
    
        
            | 
                11/28/2016
             | 
            
                -0.39 / -4.51%
             |             
            
                8.60
             |           
            
                8.60
             |               
            
                8.25
             |                           
            
                8.25
             | 
            
                8.36
             |                     
            
                3.65
             |                                 
            
                40,570
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/25/2016
             | 
            
                +0.03 / +0.35%
             |             
            
                8.60
             |           
            
                8.65
             |               
            
                8.55
             |                           
            
                8.64
             | 
            
                8.59
             |                     
            
                3.82
             |                                 
            
                75,770
             |            
            
                 
             |                                       
         
    
        
            | 
                11/24/2016
             | 
            
                +0.01 / +0.12%
             |             
            
                8.50
             |           
            
                8.64
             |               
            
                8.00
             |                           
            
                8.61
             | 
            
                8.61
             |                     
            
                3.81
             |                                 
            
                44,970
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/23/2016
             | 
            
                -0.09 / -1.04%
             |             
            
                8.65
             |           
            
                8.69
             |               
            
                8.60
             |                           
            
                8.60
             | 
            
                8.61
             |                     
            
                3.80
             |                                 
            
                41,360
             |            
            
                 
             |                                       
         
    
        
            | 
                11/22/2016
             | 
            
                +0.09 / +1.05%
             |             
            
                8.60
             |           
            
                8.80
             |               
            
                8.55
             |                           
            
                8.69
             | 
            
                8.59
             |                     
            
                3.84
             |                                 
            
                78,740
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/21/2016
             | 
            
                -0.03 / -0.35%
             |             
            
                8.65
             |           
            
                8.90
             |               
            
                8.60
             |                           
            
                8.60
             | 
            
                8.73
             |                     
            
                3.80
             |                                 
            
                36,780
             |            
            
                 
             |                                       
         
    
        
            | 
                11/18/2016
             | 
            
                +0.14 / +1.65%
             |             
            
                8.55
             |           
            
                8.63
             |               
            
                8.50
             |                           
            
                8.63
             | 
            
                8.59
             |                     
            
                3.82
             |                                 
            
                31,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/17/2016
             | 
            
                +0.03 / +0.35%
             |             
            
                8.50
             |           
            
                8.65
             |               
            
                8.49
             |                           
            
                8.49
             | 
            
                8.53
             |                     
            
                3.75
             |                                 
            
                23,460
             |            
            
                 
             |                                       
         
    
        
            | 
                11/16/2016
             | 
            
                -0.06 / -0.70%
             |             
            
                8.52
             |           
            
                8.55
             |               
            
                8.46
             |                           
            
                8.46
             | 
            
                8.50
             |                     
            
                3.74
             |                                 
            
                36,820
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/15/2016
             | 
            
                +0.06 / +0.71%
             |             
            
                8.45
             |           
            
                8.55
             |               
            
                8.40
             |                           
            
                8.52
             | 
            
                8.47
             |                     
            
                3.77
             |                                 
            
                49,600
             |            
            
                 
             |                                       
         
    
        
            | 
                11/14/2016
             | 
            
                -0.19 / -2.20%
             |             
            
                8.50
             |           
            
                8.55
             |               
            
                8.46
             |                           
            
                8.46
             | 
            
                8.48
             |                     
            
                3.74
             |                                 
            
                44,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/11/2016
             | 
            
                -0.04 / -0.46%
             |             
            
                8.60
             |           
            
                8.77
             |               
            
                8.52
             |                           
            
                8.65
             | 
            
                8.56
             |                     
            
                3.83
             |                                 
            
                19,750
             |            
            
                 
             |                                       
         
    
        
            | 
                11/10/2016
             | 
            
                +0.39 / +4.70%
             |             
            
                8.79
             |           
            
                8.79
             |               
            
                8.40
             |                           
            
                8.69
             | 
            
                8.58
             |                     
            
                3.84
             |                                 
            
                51,880
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/9/2016
             | 
            
                -0.41 / -4.71%
             |             
            
                8.71
             |           
            
                8.71
             |               
            
                8.13
             |                           
            
                8.30
             | 
            
                8.37
             |                     
            
                3.67
             |                                 
            
                266,420
             |            
            
                 
             |                                       
         
    
        
            | 
                11/8/2016
             | 
            
                -0.18 / -2.02%
             |             
            
                8.90
             |           
            
                8.95
             |               
            
                8.60
             |                           
            
                8.71
             | 
            
                8.77
             |                     
            
                3.85
             |                                 
            
                27,580
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/7/2016
             | 
            
                +0.16 / +1.83%
             |             
            
                8.73
             |           
            
                8.89
             |               
            
                8.50
             |                           
            
                8.89
             | 
            
                8.66
             |                     
            
                3.93
             |                                 
            
                86,260
             |            
            
                 
             |                                       
         
    
        
            | 
                11/4/2016
             | 
            
                -0.12 / -1.36%
             |             
            
                8.85
             |           
            
                8.85
             |               
            
                8.70
             |                           
            
                8.73
             | 
            
                8.79
             |                     
            
                3.86
             |                                 
            
                181,740
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/3/2016
             | 
            
                -0.10 / -1.12%
             |             
            
                8.90
             |           
            
                9.00
             |               
            
                8.85
             |                           
            
                8.85
             | 
            
                8.90
             |                     
            
                3.91
             |                                 
            
                17,410
             |            
            
                 
             |                                       
         
    
        
            | 
                11/2/2016
             | 
            
                -0.06 / -0.67%
             |             
            
                9.00
             |           
            
                9.01
             |               
            
                8.95
             |                           
            
                8.95
             | 
            
                9.00
             |                     
            
                3.96
             |                                 
            
                45,320
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/1/2016
             | 
            
                -0.09 / -0.99%
             |             
            
                9.15
             |           
            
                9.15
             |               
            
                9.00
             |                           
            
                9.01
             | 
            
                9.04
             |                     
            
                3.98
             |                                 
            
                103,700
             |            
            
                 
             |                                       
         
    
        
            | 
                10/31/2016
             | 
            
                -0.08 / -0.87%
             |             
            
                9.20
             |           
            
                9.20
             |               
            
                9.01
             |                           
            
                9.10
             | 
            
                9.08
             |                     
            
                4.02
             |                                 
            
                47,370
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/28/2016
             | 
            
                0.00 / 0.00%
             |             
            
                9.20
             |           
            
                9.20
             |               
            
                9.10
             |                           
            
                9.18
             | 
            
                9.12
             |                     
            
                4.06
             |                                 
            
                35,650
             |            
            
                 
             |                                       
         
    
        
            | 
                10/27/2016
             | 
            
                +0.02 / +0.22%
             |             
            
                9.12
             |           
            
                9.28
             |               
            
                9.10
             |                           
            
                9.18
             | 
            
                9.17
             |                     
            
                4.06
             |                                 
            
                25,840
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/26/2016
             | 
            
                -0.06 / -0.65%
             |             
            
                9.10
             |           
            
                9.29
             |               
            
                9.10
             |                           
            
                9.16
             | 
            
                9.21
             |                     
            
                4.05
             |                                 
            
                47,690
             |            
            
                 
             |                                       
         
    
        
            | 
                10/25/2016
             | 
            
                -0.13 / -1.39%
             |             
            
                9.35
             |           
            
                9.35
             |               
            
                9.22
             |                           
            
                9.22
             | 
            
                9.30
             |                     
            
                4.08
             |                                 
            
                106,370
             |  
            
                 
             |                                                              
             
    
         
    
    
 |