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                    Closing price on 5/3/2018
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                    | Open | 31.00 |  
                    | High | 31.30 |  
                    | Low | 30.00 |  
                    | Volume | 350,810 |  
                    | Split-adjusted Price | 24.49 |  
                
             | 
 |  CTI Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 5/3/2018 | -0.60 / -1.90% | 31.00 | 31.30 | 30.00 | 31.00 | 30.85 | 24.49 | 350,810 |   |  
            | 5/2/2018 | -0.20 / -0.63% | 31.70 | 31.85 | 31.30 | 31.60 | 31.69 | 24.96 | 129,680 |   |  			
            | 4/27/2018 | -0.20 / -0.63% | 31.90 | 31.90 | 30.10 | 31.80 | 31.83 | 25.12 | 507,180 |   |  
            | 4/26/2018 | -1.50 / -4.48% | 33.60 | 33.60 | 31.90 | 32.00 | 33.03 | 25.28 | 141,850 |   |  			
            | 4/24/2018 | +1.30 / +4.04% | 32.00 | 33.60 | 31.90 | 33.50 | 32.89 | 26.46 | 171,500 |   |  
            | 4/23/2018 | -1.20 / -3.59% | 33.40 | 33.50 | 31.50 | 32.20 | 32.96 | 25.44 | 209,280 |   |  			
            | 4/20/2018 | +0.10 / +0.30% | 33.35 | 33.70 | 32.30 | 33.40 | 33.21 | 26.39 | 132,020 |   |  
            | 4/19/2018 | -0.70 / -2.06% | 34.05 | 34.10 | 32.50 | 33.30 | 33.73 | 26.31 | 166,760 |   |  			
            | 4/18/2018 | -0.10 / -0.29% | 34.10 | 34.40 | 33.20 | 34.00 | 33.99 | 26.86 | 310,990 |   |  
            | 4/17/2018 | +0.30 / +0.89% | 33.70 | 34.10 | 33.30 | 34.10 | 33.62 | 26.94 | 219,670 |   |  			
            | 4/16/2018 | 0.00 / 0.00% | 33.90 | 34.05 | 33.30 | 33.80 | 33.75 | 26.70 | 351,750 |   |  
            | 4/13/2018 | -2.10 / -5.85% | 35.80 | 36.45 | 33.70 | 33.80 | 35.61 | 26.70 | 503,890 |   |  			
            | 4/12/2018 | +0.60 / +1.70% | 35.50 | 35.90 | 35.05 | 35.90 | 35.57 | 28.36 | 419,770 |   |  
            | 4/11/2018 | -1.00 / -2.75% | 36.40 | 36.40 | 35.20 | 35.30 | 35.92 | 27.89 | 937,630 |   |  			
            | 4/10/2018 | -0.40 / -1.09% | 36.65 | 37.10 | 35.50 | 36.30 | 36.34 | 28.68 | 938,390 |   |  
            | 4/9/2018 | +0.60 / +1.66% | 36.20 | 36.70 | 35.90 | 36.70 | 36.30 | 28.99 | 826,130 |   |  			
            | 4/6/2018 | +1.25 / +3.59% | 34.85 | 36.40 | 34.50 | 36.10 | 35.40 | 28.52 | 1,596,820 |   |  
            | 4/5/2018 | +0.55 / +1.60% | 34.30 | 34.95 | 34.20 | 34.85 | 34.58 | 27.53 | 567,420 |   |  			
            | 4/4/2018 | -0.85 / -2.42% | 35.10 | 35.35 | 33.90 | 34.30 | 34.66 | 27.10 | 587,310 |   |  
            | 4/3/2018 | -0.50 / -1.40% | 35.60 | 35.70 | 35.00 | 35.15 | 35.42 | 27.77 | 719,400 |   |  			
            | 4/2/2018 | +1.20 / +3.48% | 34.50 | 36.00 | 34.20 | 35.65 | 34.96 | 28.16 | 1,117,180 |   |  
            | 3/30/2018 | +0.95 / +2.84% | 33.45 | 35.00 | 31.20 | 34.45 | 32.61 | 27.21 | 1,707,310 |   |  			
            | 3/29/2018 | -0.40 / -1.18% | 33.80 | 34.25 | 33.50 | 33.50 | 33.97 | 26.46 | 269,860 |   |  
            | 3/28/2018 | -0.80 / -2.31% | 34.55 | 34.60 | 33.90 | 33.90 | 34.22 | 26.78 | 532,390 |   |  			
            | 3/27/2018 | -0.30 / -0.86% | 35.00 | 35.35 | 34.60 | 34.70 | 34.91 | 27.41 | 479,390 |   |  
            | 3/26/2018 | -0.20 / -0.57% | 35.00 | 35.35 | 34.40 | 35.00 | 34.93 | 27.65 | 550,640 |   |  			
            | 3/23/2018 | -0.40 / -1.12% | 35.20 | 35.25 | 34.70 | 35.20 | 35.05 | 27.81 | 469,020 |   |  
            | 3/22/2018 | +0.40 / +1.14% | 35.25 | 35.75 | 35.20 | 35.60 | 35.44 | 28.12 | 1,061,610 |   |  			
            | 3/21/2018 | +0.20 / +0.57% | 35.00 | 35.45 | 35.00 | 35.20 | 35.24 | 27.81 | 835,340 |   |  
            | 3/20/2018 | 0.00 / 0.00% | 35.30 | 35.30 | 34.90 | 35.00 | 35.15 | 27.65 | 600,240 |   |  |