| 
                 
                    Closing price on 4/5/2021
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    32.85 | 
                 
                
                    | High | 
                    32.95 | 
                 
                
                    | Low | 
                    32.70 | 
                     
                
                    | Volume | 
                    50,800 | 
                                 
                
                    | Split-adjusted Price | 
                    28.86 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
NNC Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                4/5/2021
             | 
            
                +0.15 / +0.46%
             |             
            
                32.85
             |           
            
                32.95
             |               
            
                32.70
             |                           
            
                32.85
             | 
            
                32.83
             |                     
            
                28.86
             |                                 
            
                50,800
             |            
            
                 
             |                                       
         
    
        
            | 
                4/2/2021
             | 
            
                +0.10 / +0.31%
             |             
            
                32.80
             |           
            
                32.85
             |               
            
                32.60
             |                           
            
                32.70
             | 
            
                32.74
             |                     
            
                28.72
             |                                 
            
                23,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/1/2021
             | 
            
                -0.25 / -0.76%
             |             
            
                32.85
             |           
            
                32.85
             |               
            
                32.60
             |                           
            
                32.60
             | 
            
                32.76
             |                     
            
                28.64
             |                                 
            
                18,000
             |            
            
                 
             |                                       
         
    
        
            | 
                3/31/2021
             | 
            
                -0.10 / -0.30%
             |             
            
                32.90
             |           
            
                32.90
             |               
            
                32.80
             |                           
            
                32.85
             | 
            
                32.86
             |                     
            
                28.86
             |                                 
            
                50,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/30/2021
             | 
            
                +0.05 / +0.15%
             |             
            
                32.60
             |           
            
                32.95
             |               
            
                32.60
             |                           
            
                32.95
             | 
            
                32.90
             |                     
            
                28.94
             |                                 
            
                39,800
             |            
            
                 
             |                                       
         
    
        
            | 
                3/29/2021
             | 
            
                +0.15 / +0.46%
             |             
            
                32.95
             |           
            
                32.95
             |               
            
                32.80
             |                           
            
                32.90
             | 
            
                32.90
             |                     
            
                28.90
             |                                 
            
                30,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/26/2021
             | 
            
                -0.25 / -0.76%
             |             
            
                33.00
             |           
            
                33.00
             |               
            
                32.00
             |                           
            
                32.75
             | 
            
                32.61
             |                     
            
                28.77
             |                                 
            
                41,000
             |            
            
                 
             |                                       
         
    
        
            | 
                3/25/2021
             | 
            
                -0.10 / -0.30%
             |             
            
                33.10
             |           
            
                33.35
             |               
            
                32.70
             |                           
            
                33.00
             | 
            
                32.93
             |                     
            
                28.99
             |                                 
            
                48,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/24/2021
             | 
            
                -0.40 / -1.19%
             |             
            
                33.00
             |           
            
                33.50
             |               
            
                33.00
             |                           
            
                33.10
             | 
            
                33.11
             |                     
            
                29.08
             |                                 
            
                31,000
             |            
            
                 
             |                                       
         
    
        
            | 
                3/23/2021
             | 
            
                -0.40 / -1.18%
             |             
            
                33.90
             |           
            
                33.90
             |               
            
                33.30
             |                           
            
                33.50
             | 
            
                33.90
             |                     
            
                29.43
             |                                 
            
                27,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/22/2021
             | 
            
                -0.30 / -0.88%
             |             
            
                33.75
             |           
            
                34.00
             |               
            
                33.65
             |                           
            
                33.90
             | 
            
                33.75
             |                     
            
                29.78
             |                                 
            
                49,900
             |            
            
                 
             |                                       
         
    
        
            | 
                3/19/2021
             | 
            
                -0.40 / -1.16%
             |             
            
                34.60
             |           
            
                34.60
             |               
            
                34.00
             |                           
            
                34.20
             | 
            
                34.15
             |                     
            
                30.04
             |                                 
            
                33,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/18/2021
             | 
            
                -0.20 / -0.57%
             |             
            
                34.80
             |           
            
                34.80
             |               
            
                34.20
             |                           
            
                34.60
             | 
            
                34.52
             |                     
            
                30.39
             |                                 
            
                52,100
             |            
            
                 
             |                                       
         
    
        
            | 
                3/17/2021
             | 
            
                0.00 / 0.00%
             |             
            
                34.50
             |           
            
                34.80
             |               
            
                33.95
             |                           
            
                34.80
             | 
            
                34.38
             |                     
            
                30.57
             |                                 
            
                45,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/16/2021
             | 
            
                -0.30 / -0.85%
             |             
            
                35.20
             |           
            
                35.20
             |               
            
                33.70
             |                           
            
                34.80
             | 
            
                34.26
             |                     
            
                30.57
             |                                 
            
                98,400
             |            
            
                 
             |                                       
         
    
        
            | 
                3/15/2021
             | 
            
                -0.20 / -0.57%
             |             
            
                35.30
             |           
            
                35.60
             |               
            
                35.00
             |                           
            
                35.10
             | 
            
                35.19
             |                     
            
                30.83
             |                                 
            
                49,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/12/2021
             | 
            
                +1.30 / +3.82%
             |             
            
                34.10
             |           
            
                36.35
             |               
            
                34.10
             |                           
            
                35.30
             | 
            
                35.17
             |                     
            
                31.01
             |                                 
            
                203,000
             |            
            
                 
             |                                       
         
    
        
            | 
                3/11/2021
             | 
            
                +1.10 / +3.34%
             |             
            
                32.95
             |           
            
                34.00
             |               
            
                32.90
             |                           
            
                34.00
             | 
            
                33.48
             |                     
            
                29.87
             |                                 
            
                150,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/10/2021
             | 
            
                +0.45 / +1.39%
             |             
            
                32.45
             |           
            
                32.90
             |               
            
                32.40
             |                           
            
                32.90
             | 
            
                32.65
             |                     
            
                28.90
             |                                 
            
                85,500
             |            
            
                 
             |                                       
         
    
        
            | 
                3/9/2021
             | 
            
                -0.45 / -1.37%
             |             
            
                32.50
             |           
            
                32.60
             |               
            
                32.40
             |                           
            
                32.45
             | 
            
                32.49
             |                     
            
                28.50
             |                                 
            
                27,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/8/2021
             | 
            
                -0.50 / -1.50%
             |             
            
                33.20
             |           
            
                33.20
             |               
            
                32.10
             |                           
            
                32.90
             | 
            
                32.71
             |                     
            
                28.90
             |                                 
            
                109,500
             |            
            
                 
             |                                       
         
    
        
            | 
                3/5/2021
             | 
            
                -1.05 / -3.05%
             |             
            
                33.60
             |           
            
                33.80
             |               
            
                33.00
             |                           
            
                33.40
             | 
            
                33.32
             |                     
            
                29.34
             |                                 
            
                67,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/4/2021
             | 
            
                -1.05 / -2.96%
             |             
            
                35.00
             |           
            
                35.60
             |               
            
                34.30
             |                           
            
                34.45
             | 
            
                35.04
             |                     
            
                30.26
             |                                 
            
                146,000
             |            
            
                 
             |                                       
         
    
        
            | 
                3/3/2021
             | 
            
                -0.80 / -2.20%
             |             
            
                36.20
             |           
            
                36.20
             |               
            
                35.50
             |                           
            
                35.50
             | 
            
                35.50
             |                     
            
                31.18
             |                                 
            
                185,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/2/2021
             | 
            
                -0.30 / -0.82%
             |             
            
                36.60
             |           
            
                36.60
             |               
            
                36.30
             |                           
            
                36.30
             | 
            
                36.43
             |                     
            
                31.89
             |                                 
            
                30,200
             |            
            
                 
             |                                       
         
    
        
            | 
                3/1/2021
             | 
            
                +0.45 / +1.24%
             |             
            
                36.20
             |           
            
                36.70
             |               
            
                36.10
             |                           
            
                36.60
             | 
            
                36.39
             |                     
            
                32.15
             |                                 
            
                54,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/26/2021
             | 
            
                -0.35 / -0.96%
             |             
            
                36.50
             |           
            
                36.50
             |               
            
                36.10
             |                           
            
                36.15
             | 
            
                36.31
             |                     
            
                31.75
             |                                 
            
                33,800
             |            
            
                 
             |                                       
         
    
        
            | 
                2/25/2021
             | 
            
                -0.10 / -0.27%
             |             
            
                36.60
             |           
            
                36.60
             |               
            
                36.30
             |                           
            
                36.50
             | 
            
                36.45
             |                     
            
                32.06
             |                                 
            
                37,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/24/2021
             | 
            
                -0.30 / -0.81%
             |             
            
                36.65
             |           
            
                36.90
             |               
            
                36.55
             |                           
            
                36.60
             | 
            
                36.71
             |                     
            
                32.15
             |                                 
            
                23,000
             |            
            
                 
             |                                       
         
    
        
            | 
                2/23/2021
             | 
            
                0.00 / 0.00%
             |             
            
                36.70
             |           
            
                36.90
             |               
            
                36.60
             |                           
            
                36.90
             | 
            
                36.77
             |                     
            
                32.41
             |                                 
            
                79,500
             |  
            
                 
             |                                                              
             
    
         
    
    
 |