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            | 
                    Closing price on 5/18/2017
                 |  |  
    
        |           
                
                    | Open | 3.80 |  
                    | High | 4.00 |  
                    | Low | 3.80 |  
                    | Volume | 179,700 |  
                    | Split-adjusted Price | 3.80 |  
                
             | 
 |  CMI Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 5/18/2017 | 0.00 / 0.00% | 3.80 | 4.00 | 3.80 | 3.80 | 3.95 | 3.80 | 179,700 |   |  
            | 5/17/2017 | -0.20 / -5.00% | 4.00 | 4.00 | 3.70 | 3.80 | 3.83 | 3.80 | 49,106 |   |  			
            | 5/16/2017 | +0.20 / +5.26% | 3.90 | 4.00 | 3.80 | 4.00 | 3.93 | 4.00 | 100,320 |   |  
            | 5/15/2017 | +0.30 / +8.57% | 3.50 | 3.80 | 3.50 | 3.80 | 3.70 | 3.80 | 132,400 |   |  			
            | 5/12/2017 | -0.10 / -2.78% | 3.60 | 3.60 | 3.40 | 3.50 | 3.49 | 3.50 | 62,600 |   |  
            | 5/11/2017 | -0.10 / -2.70% | 3.60 | 3.70 | 3.60 | 3.60 | 3.60 | 3.60 | 80,020 |   |  			
            | 5/10/2017 | +0.10 / +2.78% | 3.70 | 3.70 | 3.60 | 3.70 | 3.63 | 3.70 | 35,400 |   |  
            | 5/9/2017 | +0.20 / +5.88% | 3.40 | 3.60 | 3.40 | 3.60 | 3.43 | 3.60 | 103,000 |   |  			
            | 5/8/2017 | 0.00 / 0.00% | 3.40 | 3.50 | 3.30 | 3.40 | 3.40 | 3.40 | 62,500 |   |  
            | 5/5/2017 | 0.00 / 0.00% | 3.30 | 3.40 | 3.30 | 3.40 | 3.32 | 3.40 | 86,300 |   |  			
            | 5/4/2017 | +0.10 / +3.03% | 3.30 | 3.40 | 3.30 | 3.40 | 3.30 | 3.40 | 26,400 |   |  
            | 5/3/2017 | -0.10 / -2.94% | 3.20 | 3.30 | 3.20 | 3.30 | 3.25 | 3.30 | 192,000 |   |  			
            | 4/28/2017 | 0.00 / 0.00% | 3.40 | 3.50 | 3.10 | 3.40 | 3.40 | 3.40 | 187,700 |   |  
            | 4/27/2017 | -0.30 / -8.11% | 3.80 | 3.80 | 3.40 | 3.40 | 3.70 | 3.40 | 106,580 |   |  			
            | 4/26/2017 | +0.30 / +8.82% | 3.40 | 3.70 | 3.40 | 3.70 | 3.40 | 3.70 | 121,200 |   |  
            | 4/25/2017 | -0.20 / -5.56% | 3.30 | 3.40 | 3.30 | 3.40 | 3.31 | 3.40 | 711,600 |   |  			
            | 4/24/2017 | -0.40 / -10.00% | 3.60 | 3.60 | 3.60 | 3.60 | 3.60 | 3.60 | 312,400 |   |  
            | 4/21/2017 | -0.40 / -9.09% | 4.30 | 4.30 | 4.00 | 4.00 | 4.03 | 4.00 | 215,280 |   |  			
            | 4/20/2017 | -0.10 / -2.22% | 4.50 | 4.50 | 4.40 | 4.40 | 4.50 | 4.40 | 24,710 |   |  
            | 4/19/2017 | -0.10 / -2.17% | 4.50 | 4.60 | 4.40 | 4.50 | 4.60 | 4.50 | 47,400 |   |  			
            | 4/18/2017 | -0.10 / -2.13% | 4.70 | 4.70 | 4.40 | 4.60 | 4.49 | 4.60 | 28,100 |   |  
            | 4/17/2017 | +0.20 / +4.44% | 4.60 | 4.70 | 4.50 | 4.70 | 4.59 | 4.70 | 23,500 |   |  			
            | 4/14/2017 | -0.40 / -8.16% | 4.80 | 4.80 | 4.50 | 4.50 | 4.65 | 4.50 | 68,000 |   |  
            | 4/13/2017 | -0.10 / -2.00% | 5.00 | 5.00 | 4.70 | 4.90 | 4.79 | 4.90 | 51,600 |   |  			
            | 4/12/2017 | 0.00 / 0.00% | 4.90 | 5.00 | 4.90 | 5.00 | 4.94 | 5.00 | 12,700 |   |  
            | 4/11/2017 | 0.00 / 0.00% | 5.00 | 5.10 | 4.80 | 5.00 | 5.00 | 5.00 | 77,700 |   |  			
            | 4/10/2017 | -0.10 / -1.96% | 5.00 | 5.00 | 4.90 | 5.00 | 4.95 | 5.00 | 31,700 |   |  
            | 4/7/2017 | 0.00 / 0.00% | 5.00 | 5.10 | 4.80 | 5.10 | 4.97 | 5.10 | 15,600 |   |  			
            | 4/5/2017 | -0.10 / -1.92% | 5.10 | 5.10 | 4.90 | 5.10 | 4.98 | 5.10 | 33,800 |   |  
            | 4/4/2017 | 0.00 / 0.00% | 5.20 | 5.20 | 4.90 | 5.20 | 5.02 | 5.20 | 54,700 |   |  |