| 
                 
                    Closing price on 8/31/2021
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    50.50 | 
                 
                
                    | High | 
                    52.20 | 
                 
                
                    | Low | 
                    50.50 | 
                     
                
                    | Volume | 
                    154,600 | 
                                 
                
                    | Split-adjusted Price | 
                    29.27 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
NTP Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                8/31/2021
             | 
            
                +2.20 / +4.42%
             |             
            
                50.50
             |           
            
                52.20
             |               
            
                50.50
             |                           
            
                52.00
             | 
            
                51.64
             |                     
            
                29.27
             |                                 
            
                154,600
             |            
            
                 
             |                                       
         
    
        
            | 
                8/30/2021
             | 
            
                -1.00 / -1.97%
             |             
            
                49.60
             |           
            
                50.50
             |               
            
                49.50
             |                           
            
                49.80
             | 
            
                49.66
             |                     
            
                28.03
             |                                 
            
                35,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/27/2021
             | 
            
                0.00 / 0.00%
             |             
            
                50.80
             |           
            
                51.00
             |               
            
                49.80
             |                           
            
                50.80
             | 
            
                50.58
             |                     
            
                28.60
             |                                 
            
                17,300
             |            
            
                 
             |                                       
         
    
        
            | 
                8/26/2021
             | 
            
                -0.10 / -0.20%
             |             
            
                50.90
             |           
            
                51.20
             |               
            
                49.40
             |                           
            
                50.80
             | 
            
                49.98
             |                     
            
                28.60
             |                                 
            
                177,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/25/2021
             | 
            
                +0.90 / +1.80%
             |             
            
                49.50
             |           
            
                51.00
             |               
            
                49.50
             |                           
            
                50.90
             | 
            
                50.40
             |                     
            
                28.65
             |                                 
            
                24,800
             |            
            
                 
             |                                       
         
    
        
            | 
                8/24/2021
             | 
            
                -0.70 / -1.38%
             |             
            
                50.70
             |           
            
                50.70
             |               
            
                49.50
             |                           
            
                50.00
             | 
            
                49.71
             |                     
            
                28.15
             |                                 
            
                10,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/23/2021
             | 
            
                +0.20 / +0.40%
             |             
            
                49.10
             |           
            
                50.70
             |               
            
                49.00
             |                           
            
                50.70
             | 
            
                49.60
             |                     
            
                28.54
             |                                 
            
                65,700
             |            
            
                 
             |                                       
         
    
        
            | 
                8/20/2021
             | 
            
                -0.50 / -0.98%
             |             
            
                50.20
             |           
            
                51.00
             |               
            
                49.60
             |                           
            
                50.50
             | 
            
                50.19
             |                     
            
                28.43
             |                                 
            
                109,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/19/2021
             | 
            
                -1.90 / -3.59%
             |             
            
                52.80
             |           
            
                52.80
             |               
            
                50.00
             |                           
            
                51.00
             | 
            
                50.83
             |                     
            
                28.71
             |                                 
            
                105,100
             |            
            
                 
             |                                       
         
    
        
            | 
                8/18/2021
             | 
            
                +0.30 / +0.57%
             |             
            
                52.60
             |           
            
                53.00
             |               
            
                52.00
             |                           
            
                52.90
             | 
            
                52.64
             |                     
            
                29.78
             |                                 
            
                11,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/17/2021
             | 
            
                +0.40 / +0.77%
             |             
            
                53.00
             |           
            
                54.50
             |               
            
                52.60
             |                           
            
                52.60
             | 
            
                53.52
             |                     
            
                29.61
             |                                 
            
                57,700
             |            
            
                 
             |                                       
         
    
        
            | 
                8/16/2021
             | 
            
                +3.70 / +7.63%
             |             
            
                48.50
             |           
            
                52.40
             |               
            
                48.50
             |                           
            
                52.20
             | 
            
                50.55
             |                     
            
                29.38
             |                                 
            
                246,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/13/2021
             | 
            
                -0.30 / -0.61%
             |             
            
                48.80
             |           
            
                48.80
             |               
            
                48.40
             |                           
            
                48.50
             | 
            
                48.56
             |                     
            
                27.30
             |                                 
            
                18,700
             |            
            
                 
             |                                       
         
    
        
            | 
                8/12/2021
             | 
            
                -0.60 / -1.21%
             |             
            
                49.10
             |           
            
                49.10
             |               
            
                48.80
             |                           
            
                48.80
             | 
            
                48.86
             |                     
            
                27.47
             |                                 
            
                13,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/11/2021
             | 
            
                +0.20 / +0.41%
             |             
            
                49.20
             |           
            
                49.50
             |               
            
                48.40
             |                           
            
                49.40
             | 
            
                49.13
             |                     
            
                27.81
             |                                 
            
                64,600
             |            
            
                 
             |                                       
         
    
        
            | 
                8/10/2021
             | 
            
                +0.30 / +0.61%
             |             
            
                48.90
             |           
            
                49.50
             |               
            
                48.80
             |                           
            
                49.20
             | 
            
                49.04
             |                     
            
                27.70
             |                                 
            
                64,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/9/2021
             | 
            
                0.00 / 0.00%
             |             
            
                48.40
             |           
            
                48.90
             |               
            
                48.00
             |                           
            
                48.90
             | 
            
                48.34
             |                     
            
                27.53
             |                                 
            
                38,500
             |            
            
                 
             |                                       
         
    
        
            | 
                8/6/2021
             | 
            
                0.00 / 0.00%
             |             
            
                49.10
             |           
            
                49.10
             |               
            
                48.30
             |                           
            
                48.90
             | 
            
                48.76
             |                     
            
                27.53
             |                                 
            
                30,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/5/2021
             | 
            
                -0.70 / -1.41%
             |             
            
                48.50
             |           
            
                49.30
             |               
            
                48.20
             |                           
            
                48.90
             | 
            
                48.29
             |                     
            
                27.53
             |                                 
            
                200,000
             |            
            
                 
             |                                       
         
    
        
            | 
                8/4/2021
             | 
            
                -0.10 / -0.20%
             |             
            
                49.70
             |           
            
                49.70
             |               
            
                48.50
             |                           
            
                49.60
             | 
            
                49.06
             |                     
            
                27.92
             |                                 
            
                5,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/3/2021
             | 
            
                +1.20 / +2.47%
             |             
            
                48.30
             |           
            
                49.90
             |               
            
                48.30
             |                           
            
                49.70
             | 
            
                48.52
             |                     
            
                27.98
             |                                 
            
                6,100
             |            
            
                 
             |                                       
         
    
        
            | 
                8/2/2021
             | 
            
                -1.40 / -2.81%
             |             
            
                49.90
             |           
            
                49.90
             |               
            
                48.40
             |                           
            
                48.50
             | 
            
                48.59
             |                     
            
                27.30
             |                                 
            
                185,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/30/2021
             | 
            
                -0.90 / -1.77%
             |             
            
                49.70
             |           
            
                49.90
             |               
            
                49.60
             |                           
            
                49.90
             | 
            
                49.74
             |                     
            
                28.09
             |                                 
            
                15,600
             |            
            
                 
             |                                       
         
    
        
            | 
                7/29/2021
             | 
            
                +1.30 / +2.63%
             |             
            
                49.20
             |           
            
                50.80
             |               
            
                49.20
             |                           
            
                50.80
             | 
            
                49.58
             |                     
            
                28.60
             |                                 
            
                16,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/28/2021
             | 
            
                -0.80 / -1.59%
             |             
            
                50.20
             |           
            
                51.40
             |               
            
                49.20
             |                           
            
                49.50
             | 
            
                49.70
             |                     
            
                27.86
             |                                 
            
                16,900
             |            
            
                 
             |                                       
         
    
        
            | 
                7/27/2021
             | 
            
                -1.50 / -2.90%
             |             
            
                51.20
             |           
            
                51.30
             |               
            
                50.00
             |                           
            
                50.30
             | 
            
                50.45
             |                     
            
                28.31
             |                                 
            
                33,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/26/2021
             | 
            
                +0.10 / +0.19%
             |             
            
                51.70
             |           
            
                52.00
             |               
            
                51.30
             |                           
            
                51.80
             | 
            
                51.75
             |                     
            
                29.16
             |                                 
            
                14,300
             |            
            
                 
             |                                       
         
    
        
            | 
                7/23/2021
             | 
            
                0.00 / 0.00%
             |             
            
                51.70
             |           
            
                52.00
             |               
            
                51.10
             |                           
            
                51.70
             | 
            
                51.89
             |                     
            
                29.10
             |                                 
            
                13,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/22/2021
             | 
            
                +0.20 / +0.39%
             |             
            
                51.90
             |           
            
                51.90
             |               
            
                49.90
             |                           
            
                51.70
             | 
            
                50.47
             |                     
            
                29.10
             |                                 
            
                123,500
             |            
            
                 
             |                                       
         
    
        
            | 
                7/21/2021
             | 
            
                +0.80 / +1.58%
             |             
            
                50.90
             |           
            
                55.70
             |               
            
                50.90
             |                           
            
                51.50
             | 
            
                51.50
             |                     
            
                28.99
             |                                 
            
                18,700
             |  
            
                 
             |                                                              
             
    
         
    
    
 |