| 
                 
                    Closing price on 8/31/2018
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    31.30 | 
                 
                
                    | High | 
                    31.30 | 
                 
                
                    | Low | 
                    30.85 | 
                     
                
                    | Volume | 
                    201,630 | 
                                 
                
                    | Split-adjusted Price | 
                    24.49 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
CTI Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                8/31/2018
             | 
            
                -0.30 / -0.96%
             |             
            
                31.30
             |           
            
                31.30
             |               
            
                30.85
             |                           
            
                31.00
             | 
            
                31.03
             |                     
            
                24.49
             |                                 
            
                201,630
             |            
            
                 
             |                                       
         
    
        
            | 
                8/30/2018
             | 
            
                +0.40 / +1.29%
             |             
            
                30.80
             |           
            
                31.30
             |               
            
                30.50
             |                           
            
                31.30
             | 
            
                30.87
             |                     
            
                24.73
             |                                 
            
                209,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/29/2018
             | 
            
                -0.50 / -1.59%
             |             
            
                31.30
             |           
            
                31.30
             |               
            
                30.50
             |                           
            
                30.90
             | 
            
                31.00
             |                     
            
                24.41
             |                                 
            
                275,540
             |            
            
                 
             |                                       
         
    
        
            | 
                8/28/2018
             | 
            
                0.00 / 0.00%
             |             
            
                31.00
             |           
            
                31.40
             |               
            
                30.45
             |                           
            
                31.40
             | 
            
                30.71
             |                     
            
                24.81
             |                                 
            
                247,420
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/27/2018
             | 
            
                -0.50 / -1.57%
             |             
            
                31.80
             |           
            
                31.90
             |               
            
                31.00
             |                           
            
                31.40
             | 
            
                31.38
             |                     
            
                24.81
             |                                 
            
                192,460
             |            
            
                 
             |                                       
         
    
        
            | 
                8/24/2018
             | 
            
                +0.70 / +2.24%
             |             
            
                31.10
             |           
            
                32.00
             |               
            
                30.70
             |                           
            
                31.90
             | 
            
                31.08
             |                     
            
                25.20
             |                                 
            
                262,450
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/23/2018
             | 
            
                +0.20 / +0.65%
             |             
            
                30.80
             |           
            
                31.30
             |               
            
                30.50
             |                           
            
                31.20
             | 
            
                30.96
             |                     
            
                24.65
             |                                 
            
                199,280
             |            
            
                 
             |                                       
         
    
        
            | 
                8/22/2018
             | 
            
                -0.90 / -2.82%
             |             
            
                31.70
             |           
            
                32.00
             |               
            
                30.70
             |                           
            
                31.00
             | 
            
                31.12
             |                     
            
                24.49
             |                                 
            
                219,730
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/21/2018
             | 
            
                +0.40 / +1.27%
             |             
            
                31.30
             |           
            
                31.90
             |               
            
                30.05
             |                           
            
                31.90
             | 
            
                31.11
             |                     
            
                25.20
             |                                 
            
                291,630
             |            
            
                 
             |                                       
         
    
        
            | 
                8/20/2018
             | 
            
                -0.20 / -0.63%
             |             
            
                31.40
             |           
            
                31.50
             |               
            
                30.80
             |                           
            
                31.50
             | 
            
                31.14
             |                     
            
                24.88
             |                                 
            
                237,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/17/2018
             | 
            
                +0.30 / +0.96%
             |             
            
                31.30
             |           
            
                31.80
             |               
            
                30.00
             |                           
            
                31.70
             | 
            
                30.68
             |                     
            
                25.04
             |                                 
            
                248,320
             |            
            
                 
             |                                       
         
    
        
            | 
                8/16/2018
             | 
            
                +0.90 / +2.95%
             |             
            
                30.30
             |           
            
                31.40
             |               
            
                29.90
             |                           
            
                31.40
             | 
            
                30.37
             |                     
            
                24.81
             |                                 
            
                239,540
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/15/2018
             | 
            
                +0.50 / +1.67%
             |             
            
                29.80
             |           
            
                31.50
             |               
            
                29.60
             |                           
            
                30.50
             | 
            
                30.28
             |                     
            
                24.09
             |                                 
            
                164,750
             |            
            
                 
             |                                       
         
    
        
            | 
                8/14/2018
             | 
            
                +1.50 / +5.26%
             |             
            
                28.50
             |           
            
                30.10
             |               
            
                28.30
             |                           
            
                30.00
             | 
            
                28.95
             |                     
            
                23.70
             |                                 
            
                223,160
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/13/2018
             | 
            
                0.00 / 0.00%
             |             
            
                28.50
             |           
            
                29.60
             |               
            
                28.40
             |                           
            
                28.50
             | 
            
                28.61
             |                     
            
                22.51
             |                                 
            
                74,740
             |            
            
                 
             |                                       
         
    
        
            | 
                8/10/2018
             | 
            
                0.00 / 0.00%
             |             
            
                28.50
             |           
            
                28.80
             |               
            
                27.90
             |                           
            
                28.50
             | 
            
                28.32
             |                     
            
                22.51
             |                                 
            
                245,790
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/9/2018
             | 
            
                -1.10 / -3.72%
             |             
            
                29.60
             |           
            
                29.70
             |               
            
                28.00
             |                           
            
                28.50
             | 
            
                28.38
             |                     
            
                22.51
             |                                 
            
                587,410
             |            
            
                 
             |                                       
         
    
        
            | 
                8/8/2018
             | 
            
                -0.10 / -0.34%
             |             
            
                29.60
             |           
            
                29.80
             |               
            
                28.75
             |                           
            
                29.60
             | 
            
                29.21
             |                     
            
                23.38
             |                                 
            
                154,140
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/7/2018
             | 
            
                0.00 / 0.00%
             |             
            
                29.70
             |           
            
                30.10
             |               
            
                29.00
             |                           
            
                29.70
             | 
            
                29.57
             |                     
            
                23.46
             |                                 
            
                148,410
             |            
            
                 
             |                                       
         
    
        
            | 
                8/6/2018
             | 
            
                -0.60 / -1.98%
             |             
            
                30.00
             |           
            
                30.90
             |               
            
                29.70
             |                           
            
                29.70
             | 
            
                30.40
             |                     
            
                23.46
             |                                 
            
                264,240
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/3/2018
             | 
            
                +0.80 / +2.71%
             |             
            
                29.30
             |           
            
                30.30
             |               
            
                29.20
             |                           
            
                30.30
             | 
            
                29.38
             |                     
            
                23.94
             |                                 
            
                138,340
             |            
            
                 
             |                                       
         
    
        
            | 
                8/2/2018
             | 
            
                -0.10 / -0.34%
             |             
            
                29.40
             |           
            
                29.50
             |               
            
                29.20
             |                           
            
                29.50
             | 
            
                29.34
             |                     
            
                23.30
             |                                 
            
                130,110
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/1/2018
             | 
            
                -0.10 / -0.34%
             |             
            
                29.60
             |           
            
                29.60
             |               
            
                29.40
             |                           
            
                29.60
             | 
            
                29.57
             |                     
            
                23.38
             |                                 
            
                100,740
             |            
            
                 
             |                                       
         
    
        
            | 
                7/31/2018
             | 
            
                0.00 / 0.00%
             |             
            
                29.70
             |           
            
                29.90
             |               
            
                29.60
             |                           
            
                29.70
             | 
            
                29.67
             |                     
            
                23.46
             |                                 
            
                309,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/30/2018
             | 
            
                -0.30 / -1.00%
             |             
            
                29.80
             |           
            
                29.85
             |               
            
                29.50
             |                           
            
                29.70
             | 
            
                29.81
             |                     
            
                23.46
             |                                 
            
                116,340
             |            
            
                 
             |                                       
         
    
        
            | 
                7/27/2018
             | 
            
                0.00 / 0.00%
             |             
            
                30.00
             |           
            
                30.00
             |               
            
                29.30
             |                           
            
                30.00
             | 
            
                29.91
             |                     
            
                23.70
             |                                 
            
                125,730
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/26/2018
             | 
            
                0.00 / 0.00%
             |             
            
                29.90
             |           
            
                30.70
             |               
            
                29.90
             |                           
            
                30.00
             | 
            
                30.21
             |                     
            
                23.70
             |                                 
            
                78,440
             |            
            
                 
             |                                       
         
    
        
            | 
                7/25/2018
             | 
            
                0.00 / 0.00%
             |             
            
                30.00
             |           
            
                30.40
             |               
            
                29.70
             |                           
            
                30.00
             | 
            
                30.07
             |                     
            
                23.70
             |                                 
            
                163,110
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/24/2018
             | 
            
                -0.60 / -1.96%
             |             
            
                30.60
             |           
            
                30.60
             |               
            
                30.00
             |                           
            
                30.00
             | 
            
                30.46
             |                     
            
                23.70
             |                                 
            
                201,090
             |            
            
                 
             |                                       
         
    
        
            | 
                7/23/2018
             | 
            
                -0.05 / -0.16%
             |             
            
                30.60
             |           
            
                30.70
             |               
            
                30.20
             |                           
            
                30.60
             | 
            
                30.43
             |                     
            
                24.17
             |                                 
            
                148,780
             |  
            
                 
             |                                                              
             
    
         
    
    
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