| 
                 
                    Closing price on 6/15/2020
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    37.00 | 
                 
                
                    | High | 
                    37.10 | 
                 
                
                    | Low | 
                    36.50 | 
                     
                
                    | Volume | 
                    18,100 | 
                                 
                
                    | Split-adjusted Price | 
                    16.12 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
NTP Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                6/15/2020
             | 
            
                -0.10 / -0.27%
             |             
            
                37.00
             |           
            
                37.10
             |               
            
                36.50
             |                           
            
                36.90
             | 
            
                36.89
             |                     
            
                16.12
             |                                 
            
                18,100
             |            
            
                 
             |                                       
         
    
        
            | 
                6/12/2020
             | 
            
                0.00 / 0.00%
             |             
            
                36.70
             |           
            
                37.00
             |               
            
                36.30
             |                           
            
                37.00
             | 
            
                36.66
             |                     
            
                16.17
             |                                 
            
                37,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/11/2020
             | 
            
                -1.50 / -3.90%
             |             
            
                38.50
             |           
            
                38.50
             |               
            
                36.50
             |                           
            
                37.00
             | 
            
                37.76
             |                     
            
                16.17
             |                                 
            
                35,700
             |            
            
                 
             |                                       
         
    
        
            | 
                6/10/2020
             | 
            
                +0.30 / +0.79%
             |             
            
                38.20
             |           
            
                38.50
             |               
            
                37.70
             |                           
            
                38.50
             | 
            
                38.17
             |                     
            
                16.82
             |                                 
            
                51,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/9/2020
             | 
            
                +0.50 / +1.33%
             |             
            
                37.80
             |           
            
                38.30
             |               
            
                37.60
             |                           
            
                38.20
             | 
            
                37.72
             |                     
            
                16.69
             |                                 
            
                21,600
             |            
            
                 
             |                                       
         
    
        
            | 
                6/8/2020
             | 
            
                +0.20 / +0.53%
             |             
            
                37.50
             |           
            
                38.00
             |               
            
                37.30
             |                           
            
                37.70
             | 
            
                37.58
             |                     
            
                16.47
             |                                 
            
                42,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/5/2020
             | 
            
                +1.50 / +4.17%
             |             
            
                36.00
             |           
            
                37.50
             |               
            
                35.00
             |                           
            
                37.50
             | 
            
                36.75
             |                     
            
                16.38
             |                                 
            
                72,800
             |            
            
                 
             |                                       
         
    
        
            | 
                6/4/2020
             | 
            
                -0.20 / -0.55%
             |             
            
                35.00
             |           
            
                36.70
             |               
            
                35.00
             |                           
            
                36.00
             | 
            
                35.85
             |                     
            
                15.73
             |                                 
            
                130,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/3/2020
             | 
            
                0.00 / 0.00%
             |             
            
                35.30
             |           
            
                36.20
             |               
            
                35.30
             |                           
            
                36.20
             | 
            
                35.98
             |                     
            
                15.38
             |                                 
            
                5,900
             |            
            
                 
             |                                       
         
    
        
            | 
                6/2/2020
             | 
            
                0.00 / 0.00%
             |             
            
                36.20
             |           
            
                36.40
             |               
            
                35.80
             |                           
            
                36.20
             | 
            
                36.05
             |                     
            
                15.38
             |                                 
            
                32,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/1/2020
             | 
            
                +0.70 / +1.97%
             |             
            
                35.60
             |           
            
                36.30
             |               
            
                35.60
             |                           
            
                36.20
             | 
            
                36.03
             |                     
            
                15.38
             |                                 
            
                59,200
             |            
            
                 
             |                                       
         
    
        
            | 
                5/29/2020
             | 
            
                0.00 / 0.00%
             |             
            
                35.50
             |           
            
                35.60
             |               
            
                35.50
             |                           
            
                35.50
             | 
            
                35.54
             |                     
            
                15.08
             |                                 
            
                27,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/28/2020
             | 
            
                +0.60 / +1.72%
             |             
            
                35.10
             |           
            
                35.70
             |               
            
                35.00
             |                           
            
                35.50
             | 
            
                35.32
             |                     
            
                15.08
             |                                 
            
                143,413
             |            
            
                 
             |                                       
         
    
        
            | 
                5/27/2020
             | 
            
                +0.10 / +0.29%
             |             
            
                34.80
             |           
            
                35.00
             |               
            
                34.60
             |                           
            
                34.90
             | 
            
                34.94
             |                     
            
                14.83
             |                                 
            
                249,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/26/2020
             | 
            
                +0.60 / +1.75%
             |             
            
                34.20
             |           
            
                34.80
             |               
            
                34.00
             |                           
            
                34.80
             | 
            
                34.40
             |                     
            
                14.78
             |                                 
            
                25,300
             |            
            
                 
             |                                       
         
    
        
            | 
                5/25/2020
             | 
            
                -0.20 / -0.58%
             |             
            
                34.40
             |           
            
                34.80
             |               
            
                33.50
             |                           
            
                34.20
             | 
            
                33.83
             |                     
            
                14.53
             |                                 
            
                26,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/22/2020
             | 
            
                -0.80 / -2.27%
             |             
            
                35.20
             |           
            
                35.20
             |               
            
                34.40
             |                           
            
                34.40
             | 
            
                34.82
             |                     
            
                14.62
             |                                 
            
                26,300
             |            
            
                 
             |                                       
         
    
        
            | 
                5/21/2020
             | 
            
                -0.50 / -1.40%
             |             
            
                35.80
             |           
            
                35.80
             |               
            
                35.20
             |                           
            
                35.20
             | 
            
                35.38
             |                     
            
                14.95
             |                                 
            
                32,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/20/2020
             | 
            
                +0.40 / +1.13%
             |             
            
                35.40
             |           
            
                35.80
             |               
            
                35.30
             |                           
            
                35.70
             | 
            
                35.41
             |                     
            
                15.17
             |                                 
            
                18,400
             |            
            
                 
             |                                       
         
    
        
            | 
                5/19/2020
             | 
            
                +0.30 / +0.86%
             |             
            
                35.10
             |           
            
                35.30
             |               
            
                34.90
             |                           
            
                35.30
             | 
            
                35.01
             |                     
            
                15.00
             |                                 
            
                104,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/18/2020
             | 
            
                0.00 / 0.00%
             |             
            
                35.00
             |           
            
                35.00
             |               
            
                34.40
             |                           
            
                35.00
             | 
            
                34.94
             |                     
            
                14.87
             |                                 
            
                9,100
             |            
            
                 
             |                                       
         
    
        
            | 
                5/15/2020
             | 
            
                -0.90 / -2.51%
             |             
            
                35.70
             |           
            
                35.70
             |               
            
                34.20
             |                           
            
                35.00
             | 
            
                34.77
             |                     
            
                14.87
             |                                 
            
                30,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/14/2020
             | 
            
                +0.50 / +1.41%
             |             
            
                35.40
             |           
            
                35.90
             |               
            
                34.70
             |                           
            
                35.90
             | 
            
                35.14
             |                     
            
                15.25
             |                                 
            
                48,820
             |            
            
                 
             |                                       
         
    
        
            | 
                5/13/2020
             | 
            
                0.00 / 0.00%
             |             
            
                35.30
             |           
            
                35.90
             |               
            
                35.30
             |                           
            
                35.40
             | 
            
                35.55
             |                     
            
                15.04
             |                                 
            
                43,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/12/2020
             | 
            
                +1.90 / +5.67%
             |             
            
                33.60
             |           
            
                36.00
             |               
            
                33.60
             |                           
            
                35.40
             | 
            
                35.06
             |                     
            
                15.04
             |                                 
            
                55,500
             |            
            
                 
             |                                       
         
    
        
            | 
                5/11/2020
             | 
            
                +0.20 / +0.60%
             |             
            
                33.30
             |           
            
                33.50
             |               
            
                33.10
             |                           
            
                33.50
             | 
            
                33.42
             |                     
            
                14.23
             |                                 
            
                71,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/8/2020
             | 
            
                +0.60 / +1.83%
             |             
            
                32.70
             |           
            
                34.50
             |               
            
                32.70
             |                           
            
                33.30
             | 
            
                33.54
             |                     
            
                14.15
             |                                 
            
                101,710
             |            
            
                 
             |                                       
         
    
        
            | 
                5/7/2020
             | 
            
                -0.10 / -0.30%
             |             
            
                33.10
             |           
            
                33.50
             |               
            
                32.60
             |                           
            
                32.70
             | 
            
                32.89
             |                     
            
                13.89
             |                                 
            
                51,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/6/2020
             | 
            
                0.00 / 0.00%
             |             
            
                33.00
             |           
            
                33.00
             |               
            
                32.60
             |                           
            
                32.80
             | 
            
                32.79
             |                     
            
                13.94
             |                                 
            
                11,800
             |            
            
                 
             |                                       
         
    
        
            | 
                5/5/2020
             | 
            
                +0.60 / +1.86%
             |             
            
                32.50
             |           
            
                32.80
             |               
            
                31.60
             |                           
            
                32.80
             | 
            
                32.15
             |                     
            
                13.94
             |                                 
            
                14,200
             |  
            
                 
             |                                                              
             
    
         
    
    
 |