| 
                 
                    Closing price on 2/23/2018
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    33.95 | 
                 
                
                    | High | 
                    35.00 | 
                 
                
                    | Low | 
                    33.75 | 
                     
                
                    | Volume | 
                    837,640 | 
                                 
                
                    | Split-adjusted Price | 
                    27.53 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
CTI Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                2/23/2018
             | 
            
                +0.90 / +2.65%
             |             
            
                33.95
             |           
            
                35.00
             |               
            
                33.75
             |                           
            
                34.85
             | 
            
                34.15
             |                     
            
                27.53
             |                                 
            
                837,640
             |            
            
                 
             |                                       
         
    
        
            | 
                2/22/2018
             | 
            
                -0.15 / -0.44%
             |             
            
                33.95
             |           
            
                34.30
             |               
            
                33.70
             |                           
            
                33.95
             | 
            
                34.03
             |                     
            
                26.82
             |                                 
            
                674,380
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/21/2018
             | 
            
                +1.30 / +3.96%
             |             
            
                32.80
             |           
            
                34.50
             |               
            
                32.80
             |                           
            
                34.10
             | 
            
                33.97
             |                     
            
                26.94
             |                                 
            
                749,980
             |            
            
                 
             |                                       
         
    
        
            | 
                2/13/2018
             | 
            
                +0.25 / +0.77%
             |             
            
                32.60
             |           
            
                32.80
             |               
            
                32.55
             |                           
            
                32.80
             | 
            
                32.69
             |                     
            
                25.91
             |                                 
            
                119,690
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/12/2018
             | 
            
                0.00 / 0.00%
             |             
            
                32.00
             |           
            
                32.55
             |               
            
                30.40
             |                           
            
                32.55
             | 
            
                31.86
             |                     
            
                25.71
             |                                 
            
                261,620
             |            
            
                 
             |                                       
         
    
        
            | 
                2/9/2018
             | 
            
                -2.45 / -7.00%
             |             
            
                32.55
             |           
            
                33.00
             |               
            
                32.55
             |                           
            
                32.55
             | 
            
                32.60
             |                     
            
                25.71
             |                                 
            
                382,260
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/8/2018
             | 
            
                -1.80 / -4.89%
             |             
            
                36.70
             |           
            
                36.80
             |               
            
                34.50
             |                           
            
                35.00
             | 
            
                35.30
             |                     
            
                27.65
             |                                 
            
                395,660
             |            
            
                 
             |                                       
         
    
        
            | 
                2/7/2018
             | 
            
                -1.70 / -4.42%
             |             
            
                35.85
             |           
            
                38.00
             |               
            
                35.85
             |                           
            
                36.80
             | 
            
                36.27
             |                     
            
                29.07
             |                                 
            
                1,246,140
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/6/2018
             | 
            
                -0.50 / -1.28%
             |             
            
                37.50
             |           
            
                41.70
             |               
            
                36.80
             |                           
            
                38.50
             | 
            
                38.82
             |                     
            
                30.41
             |                                 
            
                505,220
             |            
            
                 
             |                                       
         
    
        
            | 
                2/5/2018
             | 
            
                +1.50 / +4.00%
             |             
            
                37.40
             |           
            
                39.00
             |               
            
                37.00
             |                           
            
                39.00
             | 
            
                37.25
             |                     
            
                30.81
             |                                 
            
                1,024,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/2/2018
             | 
            
                -0.30 / -0.79%
             |             
            
                37.70
             |           
            
                37.70
             |               
            
                37.20
             |                           
            
                37.50
             | 
            
                37.55
             |                     
            
                29.62
             |                                 
            
                1,901,120
             |            
            
                 
             |                                       
         
    
        
            | 
                2/1/2018
             | 
            
                -0.35 / -0.92%
             |             
            
                38.00
             |           
            
                38.25
             |               
            
                37.60
             |                           
            
                37.80
             | 
            
                37.90
             |                     
            
                29.86
             |                                 
            
                184,810
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/31/2018
             | 
            
                +1.15 / +3.11%
             |             
            
                38.50
             |           
            
                38.60
             |               
            
                36.70
             |                           
            
                38.15
             | 
            
                37.30
             |                     
            
                30.14
             |                                 
            
                508,930
             |            
            
                 
             |                                       
         
    
        
            | 
                1/30/2018
             | 
            
                +0.20 / +0.54%
             |             
            
                37.00
             |           
            
                37.20
             |               
            
                36.60
             |                           
            
                37.00
             | 
            
                36.74
             |                     
            
                29.23
             |                                 
            
                351,330
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/29/2018
             | 
            
                -0.10 / -0.27%
             |             
            
                37.40
             |           
            
                38.10
             |               
            
                36.70
             |                           
            
                36.80
             | 
            
                37.25
             |                     
            
                29.07
             |                                 
            
                460,460
             |            
            
                 
             |                                       
         
    
        
            | 
                1/26/2018
             | 
            
                0.00 / 0.00%
             |             
            
                37.10
             |           
            
                37.30
             |               
            
                36.80
             |                           
            
                36.90
             | 
            
                36.99
             |                     
            
                29.15
             |                                 
            
                171,620
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/25/2018
             | 
            
                +0.20 / +0.54%
             |             
            
                36.70
             |           
            
                37.10
             |               
            
                36.55
             |                           
            
                36.90
             | 
            
                36.77
             |                     
            
                29.15
             |                                 
            
                387,630
             |            
            
                 
             |                                       
         
    
        
            | 
                1/22/2018
             | 
            
                -0.30 / -0.81%
             |             
            
                36.40
             |           
            
                37.10
             |               
            
                36.30
             |                           
            
                36.70
             | 
            
                36.70
             |                     
            
                28.99
             |                                 
            
                377,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/19/2018
             | 
            
                +0.40 / +1.09%
             |             
            
                36.60
             |           
            
                37.00
             |               
            
                36.20
             |                           
            
                37.00
             | 
            
                36.66
             |                     
            
                29.23
             |                                 
            
                684,520
             |            
            
                 
             |                                       
         
    
        
            | 
                1/18/2018
             | 
            
                +0.40 / +1.10%
             |             
            
                35.80
             |           
            
                37.20
             |               
            
                35.60
             |                           
            
                36.60
             | 
            
                36.74
             |                     
            
                28.91
             |                                 
            
                962,340
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/17/2018
             | 
            
                +1.70 / +4.93%
             |             
            
                34.60
             |           
            
                36.60
             |               
            
                34.10
             |                           
            
                36.20
             | 
            
                35.67
             |                     
            
                28.60
             |                                 
            
                550,820
             |            
            
                 
             |                                       
         
    
        
            | 
                1/16/2018
             | 
            
                +1.60 / +4.86%
             |             
            
                32.90
             |           
            
                35.20
             |               
            
                32.60
             |                           
            
                34.50
             | 
            
                33.29
             |                     
            
                27.25
             |                                 
            
                481,740
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/15/2018
             | 
            
                -0.10 / -0.30%
             |             
            
                32.70
             |           
            
                33.10
             |               
            
                32.60
             |                           
            
                32.90
             | 
            
                32.89
             |                     
            
                25.99
             |                                 
            
                192,640
             |            
            
                 
             |                                       
         
    
        
            | 
                1/12/2018
             | 
            
                +0.50 / +1.54%
             |             
            
                32.20
             |           
            
                33.10
             |               
            
                32.00
             |                           
            
                33.00
             | 
            
                32.59
             |                     
            
                26.07
             |                                 
            
                191,540
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/11/2018
             | 
            
                -0.20 / -0.61%
             |             
            
                32.70
             |           
            
                32.90
             |               
            
                32.20
             |                           
            
                32.50
             | 
            
                32.48
             |                     
            
                25.67
             |                                 
            
                236,770
             |            
            
                 
             |                                       
         
    
        
            | 
                1/10/2018
             | 
            
                0.00 / 0.00%
             |             
            
                32.70
             |           
            
                32.70
             |               
            
                32.00
             |                           
            
                32.70
             | 
            
                32.45
             |                     
            
                25.83
             |                                 
            
                164,690
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/9/2018
             | 
            
                -0.45 / -1.36%
             |             
            
                32.90
             |           
            
                33.20
             |               
            
                32.60
             |                           
            
                32.70
             | 
            
                32.95
             |                     
            
                25.83
             |                                 
            
                197,810
             |            
            
                 
             |                                       
         
    
        
            | 
                1/8/2018
             | 
            
                +0.25 / +0.76%
             |             
            
                32.40
             |           
            
                33.30
             |               
            
                32.10
             |                           
            
                33.15
             | 
            
                32.95
             |                     
            
                26.19
             |                                 
            
                351,840
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/5/2018
             | 
            
                +0.70 / +2.17%
             |             
            
                31.60
             |           
            
                32.90
             |               
            
                31.50
             |                           
            
                32.90
             | 
            
                32.26
             |                     
            
                25.99
             |                                 
            
                228,540
             |            
            
                 
             |                                       
         
    
        
            | 
                1/4/2018
             | 
            
                +0.50 / +1.58%
             |             
            
                31.30
             |           
            
                32.30
             |               
            
                30.90
             |                           
            
                32.20
             | 
            
                31.81
             |                     
            
                25.44
             |                                 
            
                245,140
             |  
            
                 
             |                                                              
             
    
         
    
    
 |