| 
                 
                    Closing price on 8/23/2018
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    57.20 | 
                 
                
                    | High | 
                    57.90 | 
                 
                
                    | Low | 
                    57.00 | 
                     
                
                    | Volume | 
                    19,280 | 
                                 
                
                    | Split-adjusted Price | 
                    32.47 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
NNC Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                8/23/2018
             | 
            
                +0.90 / +1.58%
             |             
            
                57.20
             |           
            
                57.90
             |               
            
                57.00
             |                           
            
                57.90
             | 
            
                57.26
             |                     
            
                32.47
             |                                 
            
                19,280
             |            
            
                 
             |                                       
         
    
        
            | 
                8/22/2018
             | 
            
                -0.50 / -0.87%
             |             
            
                57.50
             |           
            
                57.70
             |               
            
                57.00
             |                           
            
                57.00
             | 
            
                57.35
             |                     
            
                31.96
             |                                 
            
                26,660
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/21/2018
             | 
            
                -0.20 / -0.35%
             |             
            
                57.80
             |           
            
                57.90
             |               
            
                57.50
             |                           
            
                57.50
             | 
            
                57.69
             |                     
            
                32.24
             |                                 
            
                28,930
             |            
            
                 
             |                                       
         
    
        
            | 
                8/20/2018
             | 
            
                -0.30 / -0.52%
             |             
            
                58.00
             |           
            
                58.50
             |               
            
                57.50
             |                           
            
                57.70
             | 
            
                57.94
             |                     
            
                32.36
             |                                 
            
                39,540
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/17/2018
             | 
            
                +0.20 / +0.35%
             |             
            
                57.90
             |           
            
                58.70
             |               
            
                57.60
             |                           
            
                58.00
             | 
            
                58.03
             |                     
            
                32.53
             |                                 
            
                56,300
             |            
            
                 
             |                                       
         
    
        
            | 
                8/16/2018
             | 
            
                +0.20 / +0.35%
             |             
            
                57.50
             |           
            
                57.90
             |               
            
                57.10
             |                           
            
                57.80
             | 
            
                57.61
             |                     
            
                32.41
             |                                 
            
                27,930
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/15/2018
             | 
            
                +1.40 / +2.49%
             |             
            
                57.00
             |           
            
                59.00
             |               
            
                57.00
             |                           
            
                57.60
             | 
            
                57.63
             |                     
            
                32.30
             |                                 
            
                89,820
             |            
            
                 
             |                                       
         
    
        
            | 
                8/14/2018
             | 
            
                +0.80 / +1.44%
             |             
            
                56.50
             |           
            
                56.60
             |               
            
                55.60
             |                           
            
                56.20
             | 
            
                56.04
             |                     
            
                31.52
             |                                 
            
                61,490
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/13/2018
             | 
            
                +0.40 / +0.73%
             |             
            
                55.00
             |           
            
                56.50
             |               
            
                55.00
             |                           
            
                55.40
             | 
            
                55.36
             |                     
            
                31.07
             |                                 
            
                22,290
             |            
            
                 
             |                                       
         
    
        
            | 
                8/10/2018
             | 
            
                +1.00 / +1.85%
             |             
            
                56.00
             |           
            
                57.00
             |               
            
                54.00
             |                           
            
                55.00
             | 
            
                56.02
             |                     
            
                30.84
             |                                 
            
                29,010
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/9/2018
             | 
            
                +0.50 / +0.93%
             |             
            
                53.50
             |           
            
                54.00
             |               
            
                53.40
             |                           
            
                54.00
             | 
            
                53.58
             |                     
            
                30.28
             |                                 
            
                22,510
             |            
            
                 
             |                                       
         
    
        
            | 
                8/8/2018
             | 
            
                +0.60 / +1.13%
             |             
            
                52.90
             |           
            
                53.60
             |               
            
                52.90
             |                           
            
                53.50
             | 
            
                53.44
             |                     
            
                30.00
             |                                 
            
                31,790
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/7/2018
             | 
            
                -0.10 / -0.19%
             |             
            
                52.90
             |           
            
                53.00
             |               
            
                52.90
             |                           
            
                52.90
             | 
            
                52.93
             |                     
            
                29.67
             |                                 
            
                1,180
             |            
            
                 
             |                                       
         
    
        
            | 
                8/6/2018
             | 
            
                0.00 / 0.00%
             |             
            
                53.00
             |           
            
                53.50
             |               
            
                52.70
             |                           
            
                53.00
             | 
            
                52.94
             |                     
            
                29.72
             |                                 
            
                7,990
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/3/2018
             | 
            
                0.00 / 0.00%
             |             
            
                53.50
             |           
            
                53.50
             |               
            
                52.80
             |                           
            
                53.00
             | 
            
                53.09
             |                     
            
                29.72
             |                                 
            
                2,430
             |            
            
                 
             |                                       
         
    
        
            | 
                8/2/2018
             | 
            
                -0.50 / -0.93%
             |             
            
                53.50
             |           
            
                54.50
             |               
            
                50.40
             |                           
            
                53.00
             | 
            
                52.55
             |                     
            
                29.72
             |                                 
            
                21,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/1/2018
             | 
            
                +1.30 / +2.49%
             |             
            
                53.90
             |           
            
                53.90
             |               
            
                52.90
             |                           
            
                53.50
             | 
            
                52.99
             |                     
            
                30.00
             |                                 
            
                19,740
             |            
            
                 
             |                                       
         
    
        
            | 
                7/31/2018
             | 
            
                -0.60 / -1.14%
             |             
            
                53.20
             |           
            
                53.20
             |               
            
                52.20
             |                           
            
                52.20
             | 
            
                52.47
             |                     
            
                29.27
             |                                 
            
                6,270
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/30/2018
             | 
            
                +0.60 / +1.15%
             |             
            
                53.40
             |           
            
                53.40
             |               
            
                52.20
             |                           
            
                52.80
             | 
            
                52.56
             |                     
            
                29.61
             |                                 
            
                3,710
             |            
            
                 
             |                                       
         
    
        
            | 
                7/27/2018
             | 
            
                +0.20 / +0.38%
             |             
            
                52.00
             |           
            
                52.80
             |               
            
                52.00
             |                           
            
                52.20
             | 
            
                52.32
             |                     
            
                29.27
             |                                 
            
                7,340
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/26/2018
             | 
            
                +0.40 / +0.78%
             |             
            
                51.90
             |           
            
                52.20
             |               
            
                51.70
             |                           
            
                52.00
             | 
            
                52.01
             |                     
            
                29.16
             |                                 
            
                18,670
             |            
            
                 
             |                                       
         
    
        
            | 
                7/25/2018
             | 
            
                -0.20 / -0.39%
             |             
            
                51.80
             |           
            
                51.90
             |               
            
                51.60
             |                           
            
                51.60
             | 
            
                51.81
             |                     
            
                28.94
             |                                 
            
                23,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/24/2018
             | 
            
                0.00 / 0.00%
             |             
            
                51.80
             |           
            
                51.80
             |               
            
                51.60
             |                           
            
                51.80
             | 
            
                51.75
             |                     
            
                29.05
             |                                 
            
                1,650
             |            
            
                 
             |                                       
         
    
        
            | 
                7/23/2018
             | 
            
                -0.10 / -0.19%
             |             
            
                52.00
             |           
            
                52.00
             |               
            
                51.20
             |                           
            
                51.80
             | 
            
                51.66
             |                     
            
                29.05
             |                                 
            
                12,330
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/20/2018
             | 
            
                -0.30 / -0.57%
             |             
            
                52.00
             |           
            
                52.00
             |               
            
                51.70
             |                           
            
                51.90
             | 
            
                51.83
             |                     
            
                29.10
             |                                 
            
                13,370
             |            
            
                 
             |                                       
         
    
        
            | 
                7/19/2018
             | 
            
                -0.10 / -0.19%
             |             
            
                52.30
             |           
            
                52.30
             |               
            
                51.90
             |                           
            
                52.20
             | 
            
                51.94
             |                     
            
                29.27
             |                                 
            
                2,830
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/18/2018
             | 
            
                +0.30 / +0.58%
             |             
            
                51.90
             |           
            
                52.30
             |               
            
                51.30
             |                           
            
                52.30
             | 
            
                52.00
             |                     
            
                29.33
             |                                 
            
                5,250
             |            
            
                 
             |                                       
         
    
        
            | 
                7/17/2018
             | 
            
                +0.40 / +0.78%
             |             
            
                51.00
             |           
            
                52.00
             |               
            
                51.00
             |                           
            
                52.00
             | 
            
                51.91
             |                     
            
                29.16
             |                                 
            
                6,820
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/16/2018
             | 
            
                +0.20 / +0.39%
             |             
            
                51.20
             |           
            
                51.70
             |               
            
                50.80
             |                           
            
                51.60
             | 
            
                51.25
             |                     
            
                28.94
             |                                 
            
                12,800
             |            
            
                 
             |                                       
         
    
        
            | 
                7/13/2018
             | 
            
                +0.20 / +0.39%
             |             
            
                51.30
             |           
            
                51.40
             |               
            
                51.20
             |                           
            
                51.40
             | 
            
                51.25
             |                     
            
                28.82
             |                                 
            
                7,570
             |  
            
                 
             |                                                              
             
    
         
    
    
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