| 
                 
                    Closing price on 6/8/2018
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    34.30 | 
                 
                
                    | High | 
                    34.30 | 
                 
                
                    | Low | 
                    34.30 | 
                     
                
                    | Volume | 
                    4,000,000 | 
                                 
                
                    | Split-adjusted Price | 
                    22.14 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
VLB Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                6/8/2018
             | 
            
                0.00 / 0.00%
             |             
            
                34.30
             |           
            
                34.30
             |               
            
                34.30
             |                           
            
                34.30
             | 
            
                34.30
             |                     
            
                22.14
             |                                 
            
                4,000,000
             |            
            
                 
             |                                       
         
    
        
            | 
                6/7/2018
             | 
            
                -1.70 / -4.72%
             |             
            
                34.30
             |           
            
                34.30
             |               
            
                34.30
             |                           
            
                34.30
             | 
            
                34.30
             |                     
            
                22.14
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/6/2018
             | 
            
                +3.00 / +9.09%
             |             
            
                31.00
             |           
            
                36.00
             |               
            
                31.00
             |                           
            
                36.00
             | 
            
                34.33
             |                     
            
                23.24
             |                                 
            
                1,500
             |            
            
                 
             |                                       
         
    
        
            | 
                6/5/2018
             | 
            
                0.00 / 0.00%
             |             
            
                35.50
             |           
            
                37.00
             |               
            
                33.00
             |                           
            
                33.00
             | 
            
                34.92
             |                     
            
                21.30
             |                                 
            
                1,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/4/2018
             | 
            
                -1.00 / -2.94%
             |             
            
                36.00
             |           
            
                36.00
             |               
            
                33.00
             |                           
            
                33.00
             | 
            
                34.00
             |                     
            
                21.30
             |                                 
            
                1,500
             |            
            
                 
             |                                       
         
    
        
            | 
                6/1/2018
             | 
            
                -1.00 / -2.86%
             |             
            
                34.00
             |           
            
                34.00
             |               
            
                34.00
             |                           
            
                34.00
             | 
            
                34.00
             |                     
            
                21.95
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/31/2018
             | 
            
                0.00 / 0.00%
             |             
            
                30.00
             |           
            
                35.00
             |               
            
                30.00
             |                           
            
                35.00
             | 
            
                34.00
             |                     
            
                22.59
             |                                 
            
                1,000,500
             |            
            
                 
             |                                       
         
    
        
            | 
                5/30/2018
             | 
            
                +2.00 / +6.06%
             |             
            
                35.00
             |           
            
                35.00
             |               
            
                35.00
             |                           
            
                35.00
             | 
            
                35.00
             |                     
            
                22.59
             |                                 
            
                200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/29/2018
             | 
            
                +1.10 / +3.45%
             |             
            
                33.00
             |           
            
                33.00
             |               
            
                33.00
             |                           
            
                33.00
             | 
            
                33.00
             |                     
            
                21.30
             |                                 
            
                1,000
             |            
            
                 
             |                                       
         
    
        
            | 
                5/28/2018
             | 
            
                +4.10 / +14.75%
             |             
            
                31.00
             |           
            
                31.90
             |               
            
                31.00
             |                           
            
                31.90
             | 
            
                31.63
             |                     
            
                20.59
             |                                 
            
                4,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/25/2018
             | 
            
                0.00 / 0.00%
             |             
            
                27.80
             |           
            
                27.80
             |               
            
                27.80
             |                           
            
                27.80
             | 
            
                27.80
             |                     
            
                17.95
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                5/24/2018
             | 
            
                0.00 / 0.00%
             |             
            
                27.80
             |           
            
                27.80
             |               
            
                27.80
             |                           
            
                27.80
             | 
            
                27.80
             |                     
            
                17.95
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/23/2018
             | 
            
                -0.50 / -1.77%
             |             
            
                27.80
             |           
            
                27.80
             |               
            
                27.80
             |                           
            
                27.80
             | 
            
                27.80
             |                     
            
                17.95
             |                                 
            
                1,900
             |            
            
                 
             |                                       
         
    
        
            | 
                5/22/2018
             | 
            
                -1.40 / -4.71%
             |             
            
                28.30
             |           
            
                28.30
             |               
            
                28.30
             |                           
            
                28.30
             | 
            
                28.30
             |                     
            
                18.27
             |                                 
            
                2,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/21/2018
             | 
            
                0.00 / 0.00%
             |             
            
                29.70
             |           
            
                29.70
             |               
            
                29.70
             |                           
            
                29.70
             | 
            
                29.70
             |                     
            
                19.17
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                5/18/2018
             | 
            
                +1.00 / +3.57%
             |             
            
                29.90
             |           
            
                30.00
             |               
            
                29.00
             |                           
            
                29.00
             | 
            
                29.70
             |                     
            
                18.72
             |                                 
            
                400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/17/2018
             | 
            
                -2.00 / -6.67%
             |             
            
                28.00
             |           
            
                28.00
             |               
            
                28.00
             |                           
            
                28.00
             | 
            
                28.00
             |                     
            
                18.08
             |                                 
            
                500
             |            
            
                 
             |                                       
         
    
        
            | 
                5/16/2018
             | 
            
                +2.90 / +10.70%
             |             
            
                30.00
             |           
            
                30.00
             |               
            
                30.00
             |                           
            
                30.00
             | 
            
                30.00
             |                     
            
                19.37
             |                                 
            
                100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/15/2018
             | 
            
                -0.50 / -1.81%
             |             
            
                27.50
             |           
            
                27.50
             |               
            
                27.10
             |                           
            
                27.10
             | 
            
                27.16
             |                     
            
                17.49
             |                                 
            
                1,000
             |            
            
                 
             |                                       
         
    
        
            | 
                5/14/2018
             | 
            
                -0.70 / -2.47%
             |             
            
                27.60
             |           
            
                27.60
             |               
            
                27.60
             |                           
            
                27.60
             | 
            
                27.60
             |                     
            
                17.82
             |                                 
            
                1,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/11/2018
             | 
            
                -0.70 / -2.43%
             |             
            
                29.10
             |           
            
                29.10
             |               
            
                28.10
             |                           
            
                28.10
             | 
            
                28.31
             |                     
            
                18.14
             |                                 
            
                3,900
             |            
            
                 
             |                                       
         
    
        
            | 
                5/10/2018
             | 
            
                -2.20 / -7.10%
             |             
            
                28.80
             |           
            
                28.80
             |               
            
                28.80
             |                           
            
                28.80
             | 
            
                28.80
             |                     
            
                18.59
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/9/2018
             | 
            
                0.00 / 0.00%
             |             
            
                28.60
             |           
            
                31.00
             |               
            
                28.60
             |                           
            
                31.00
             | 
            
                28.80
             |                     
            
                20.01
             |                                 
            
                2,900
             |            
            
                 
             |                                       
         
    
        
            | 
                5/8/2018
             | 
            
                -1.00 / -3.13%
             |             
            
                30.10
             |           
            
                31.00
             |               
            
                30.10
             |                           
            
                31.00
             | 
            
                30.18
             |                     
            
                20.01
             |                                 
            
                2,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/7/2018
             | 
            
                +4.10 / +14.70%
             |             
            
                31.90
             |           
            
                32.00
             |               
            
                31.90
             |                           
            
                32.00
             | 
            
                31.97
             |                     
            
                20.66
             |                                 
            
                3,700
             |            
            
                 
             |                                       
         
    
        
            | 
                5/4/2018
             | 
            
                0.00 / 0.00%
             |             
            
                27.90
             |           
            
                27.90
             |               
            
                27.90
             |                           
            
                27.90
             | 
            
                27.90
             |                     
            
                18.01
             |                                 
            
                400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/3/2018
             | 
            
                +4.60 / +19.74%
             |             
            
                27.80
             |           
            
                27.90
             |               
            
                22.10
             |                           
            
                27.90
             | 
            
                24.43
             |                     
            
                18.01
             |                                 
            
                1,300
             |            
            
                 
             |                                       
         
    
        
            | 
                5/2/2018
             | 
            
                -4.00 / -14.65%
             |             
            
                31.30
             |           
            
                31.30
             |               
            
                23.30
             |                           
            
                23.30
             | 
            
                24.25
             |                     
            
                15.04
             |                                 
            
                4,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/27/2018
             | 
            
                -3.50 / -11.63%
             |             
            
                29.10
             |           
            
                29.10
             |               
            
                26.60
             |                           
            
                26.60
             | 
            
                27.35
             |                     
            
                17.17
             |                                 
            
                1,700
             |            
            
                 
             |                                       
         
    
        
            | 
                4/26/2018
             | 
            
                -4.90 / -14.00%
             |             
            
                31.60
             |           
            
                31.60
             |               
            
                30.10
             |                           
            
                30.10
             | 
            
                30.83
             |                     
            
                19.43
             |                                 
            
                900
             |  
            
                 
             |                                                              
             
    
         
    
    
 |