| 
                 
                    Closing price on 5/13/2019
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    36.60 | 
                 
                
                    | High | 
                    36.60 | 
                 
                
                    | Low | 
                    36.60 | 
                     
                
                    | Volume | 
                    100 | 
                                 
                
                    | Split-adjusted Price | 
                    32.02 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
NCS Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                5/13/2019
             | 
            
                +1.40 / +3.98%
             |             
            
                36.60
             |           
            
                36.60
             |               
            
                36.60
             |                           
            
                36.60
             | 
            
                36.60
             |                     
            
                32.02
             |                                 
            
                100
             |            
            
                 
             |                                       
         
    
        
            | 
                5/10/2019
             | 
            
                0.00 / 0.00%
             |             
            
                35.50
             |           
            
                35.50
             |               
            
                35.00
             |                           
            
                35.50
             | 
            
                35.25
             |                     
            
                31.06
             |                                 
            
                2,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/9/2019
             | 
            
                -0.10 / -0.28%
             |             
            
                35.00
             |           
            
                35.50
             |               
            
                35.00
             |                           
            
                35.50
             | 
            
                35.48
             |                     
            
                31.06
             |                                 
            
                2,800
             |            
            
                 
             |                                       
         
    
        
            | 
                5/8/2019
             | 
            
                0.00 / 0.00%
             |             
            
                35.60
             |           
            
                35.60
             |               
            
                35.60
             |                           
            
                35.60
             | 
            
                35.60
             |                     
            
                31.15
             |                                 
            
                200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/7/2019
             | 
            
                +0.50 / +1.42%
             |             
            
                35.10
             |           
            
                35.60
             |               
            
                35.10
             |                           
            
                35.60
             | 
            
                35.58
             |                     
            
                31.15
             |                                 
            
                2,100
             |            
            
                 
             |                                       
         
    
        
            | 
                5/6/2019
             | 
            
                -0.10 / -0.28%
             |             
            
                35.10
             |           
            
                35.10
             |               
            
                35.10
             |                           
            
                35.10
             | 
            
                35.10
             |                     
            
                30.71
             |                                 
            
                1,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/3/2019
             | 
            
                +0.50 / +1.42%
             |             
            
                35.20
             |           
            
                35.70
             |               
            
                35.20
             |                           
            
                35.70
             | 
            
                35.25
             |                     
            
                31.23
             |                                 
            
                1,100
             |            
            
                 
             |                                       
         
    
        
            | 
                5/2/2019
             | 
            
                -0.40 / -1.12%
             |             
            
                35.20
             |           
            
                35.20
             |               
            
                35.20
             |                           
            
                35.20
             | 
            
                35.20
             |                     
            
                30.80
             |                                 
            
                200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/26/2019
             | 
            
                -0.40 / -1.11%
             |             
            
                35.60
             |           
            
                35.60
             |               
            
                35.60
             |                           
            
                35.60
             | 
            
                35.60
             |                     
            
                31.15
             |                                 
            
                2,000
             |            
            
                 
             |                                       
         
    
        
            | 
                4/25/2019
             | 
            
                0.00 / 0.00%
             |             
            
                36.00
             |           
            
                36.00
             |               
            
                36.00
             |                           
            
                36.00
             | 
            
                36.00
             |                     
            
                31.50
             |                                 
            
                15,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/24/2019
             | 
            
                -0.20 / -0.55%
             |             
            
                35.50
             |           
            
                36.20
             |               
            
                35.10
             |                           
            
                36.00
             | 
            
                35.54
             |                     
            
                31.50
             |                                 
            
                3,200
             |            
            
                 
             |                                       
         
    
        
            | 
                4/23/2019
             | 
            
                0.00 / 0.00%
             |             
            
                35.50
             |           
            
                36.20
             |               
            
                35.50
             |                           
            
                36.20
             | 
            
                35.97
             |                     
            
                31.67
             |                                 
            
                300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/22/2019
             | 
            
                +0.20 / +0.56%
             |             
            
                35.30
             |           
            
                36.20
             |               
            
                35.30
             |                           
            
                36.20
             | 
            
                36.07
             |                     
            
                31.67
             |                                 
            
                3,400
             |            
            
                 
             |                                       
         
    
        
            | 
                4/19/2019
             | 
            
                0.00 / 0.00%
             |             
            
                36.00
             |           
            
                36.00
             |               
            
                36.00
             |                           
            
                36.00
             | 
            
                36.00
             |                     
            
                31.50
             |                                 
            
                300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/18/2019
             | 
            
                0.00 / 0.00%
             |             
            
                36.00
             |           
            
                36.00
             |               
            
                36.00
             |                           
            
                36.00
             | 
            
                36.00
             |                     
            
                31.50
             |                                 
            
                100
             |            
            
                 
             |                                       
         
    
        
            | 
                4/17/2019
             | 
            
                0.00 / 0.00%
             |             
            
                36.00
             |           
            
                36.00
             |               
            
                36.00
             |                           
            
                36.00
             | 
            
                36.00
             |                     
            
                31.50
             |                                 
            
                1,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/16/2019
             | 
            
                0.00 / 0.00%
             |             
            
                36.00
             |           
            
                36.00
             |               
            
                36.00
             |                           
            
                36.00
             | 
            
                36.00
             |                     
            
                31.50
             |                                 
            
                100
             |            
            
                 
             |                                       
         
    
        
            | 
                4/12/2019
             | 
            
                0.00 / 0.00%
             |             
            
                36.00
             |           
            
                36.00
             |               
            
                36.00
             |                           
            
                36.00
             | 
            
                36.00
             |                     
            
                31.50
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/11/2019
             | 
            
                0.00 / 0.00%
             |             
            
                36.00
             |           
            
                36.00
             |               
            
                36.00
             |                           
            
                36.00
             | 
            
                36.00
             |                     
            
                31.50
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                4/10/2019
             | 
            
                0.00 / 0.00%
             |             
            
                36.00
             |           
            
                36.00
             |               
            
                36.00
             |                           
            
                36.00
             | 
            
                36.00
             |                     
            
                31.50
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/9/2019
             | 
            
                0.00 / 0.00%
             |             
            
                36.00
             |           
            
                36.00
             |               
            
                36.00
             |                           
            
                36.00
             | 
            
                36.00
             |                     
            
                31.50
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                4/8/2019
             | 
            
                -0.10 / -0.28%
             |             
            
                36.20
             |           
            
                36.20
             |               
            
                36.00
             |                           
            
                36.00
             | 
            
                36.03
             |                     
            
                31.50
             |                                 
            
                1,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/5/2019
             | 
            
                0.00 / 0.00%
             |             
            
                36.10
             |           
            
                36.10
             |               
            
                36.00
             |                           
            
                36.00
             | 
            
                36.05
             |                     
            
                31.50
             |                                 
            
                600
             |            
            
                 
             |                                       
         
    
        
            | 
                4/4/2019
             | 
            
                0.00 / 0.00%
             |             
            
                36.00
             |           
            
                36.00
             |               
            
                36.00
             |                           
            
                36.00
             | 
            
                36.00
             |                     
            
                31.50
             |                                 
            
                100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/3/2019
             | 
            
                0.00 / 0.00%
             |             
            
                36.00
             |           
            
                36.00
             |               
            
                36.00
             |                           
            
                36.00
             | 
            
                36.00
             |                     
            
                31.50
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                4/2/2019
             | 
            
                0.00 / 0.00%
             |             
            
                36.00
             |           
            
                36.00
             |               
            
                36.00
             |                           
            
                36.00
             | 
            
                36.00
             |                     
            
                31.50
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/1/2019
             | 
            
                -1.50 / -4.00%
             |             
            
                36.50
             |           
            
                36.50
             |               
            
                36.00
             |                           
            
                36.00
             | 
            
                36.00
             |                     
            
                31.50
             |                                 
            
                41,000
             |            
            
                 
             |                                       
         
    
        
            | 
                3/29/2019
             | 
            
                0.00 / 0.00%
             |             
            
                37.50
             |           
            
                37.50
             |               
            
                37.50
             |                           
            
                37.50
             | 
            
                37.50
             |                     
            
                32.81
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/28/2019
             | 
            
                +1.80 / +5.04%
             |             
            
                37.50
             |           
            
                37.50
             |               
            
                37.50
             |                           
            
                37.50
             | 
            
                37.50
             |                     
            
                32.81
             |                                 
            
                400
             |            
            
                 
             |                                       
         
    
        
            | 
                3/27/2019
             | 
            
                0.00 / 0.00%
             |             
            
                35.70
             |           
            
                35.70
             |               
            
                35.70
             |                           
            
                35.70
             | 
            
                35.70
             |                     
            
                31.23
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
         
    
    
 |