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                    Closing price on 3/1/2018
                 |  |  
    
        |           
                
                    | Open | 34.65 |  
                    | High | 34.95 |  
                    | Low | 34.00 |  
                    | Volume | 727,240 |  
                    | Split-adjusted Price | 27.25 |  
                
             | 
 |  CTI Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 3/1/2018 | -0.40 / -1.15% | 34.65 | 34.95 | 34.00 | 34.50 | 34.52 | 27.25 | 727,240 |   |  
            | 2/28/2018 | +0.40 / +1.16% | 34.30 | 35.70 | 34.30 | 34.90 | 34.75 | 27.57 | 757,870 |   |  			
            | 2/27/2018 | +0.05 / +0.15% | 34.35 | 34.65 | 34.05 | 34.50 | 34.43 | 27.25 | 716,490 |   |  
            | 2/26/2018 | -0.40 / -1.15% | 34.85 | 35.05 | 34.20 | 34.45 | 34.77 | 27.21 | 593,250 |   |  			
            | 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 |   |  |