| 
                 
                    Closing price on 6/26/2017
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    4.20 | 
                 
                
                    | High | 
                    4.40 | 
                 
                
                    | Low | 
                    4.10 | 
                     
                
                    | Volume | 
                    84,300 | 
                                 
                
                    | Split-adjusted Price | 
                    4.20 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
CMI Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                6/26/2017
             | 
            
                0.00 / 0.00%
             |             
            
                4.20
             |           
            
                4.40
             |               
            
                4.10
             |                           
            
                4.20
             | 
            
                4.23
             |                     
            
                4.20
             |                                 
            
                84,300
             |            
            
                 
             |                                       
         
    
        
            | 
                6/23/2017
             | 
            
                -0.20 / -4.55%
             |             
            
                4.30
             |           
            
                4.40
             |               
            
                4.20
             |                           
            
                4.20
             | 
            
                4.25
             |                     
            
                4.20
             |                                 
            
                84,230
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/22/2017
             | 
            
                -0.10 / -2.22%
             |             
            
                4.50
             |           
            
                4.50
             |               
            
                4.30
             |                           
            
                4.40
             | 
            
                4.40
             |                     
            
                4.40
             |                                 
            
                32,900
             |            
            
                 
             |                                       
         
    
        
            | 
                6/21/2017
             | 
            
                +0.10 / +2.27%
             |             
            
                4.40
             |           
            
                4.50
             |               
            
                4.40
             |                           
            
                4.50
             | 
            
                4.43
             |                     
            
                4.50
             |                                 
            
                18,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/20/2017
             | 
            
                -0.20 / -4.35%
             |             
            
                4.50
             |           
            
                4.50
             |               
            
                4.30
             |                           
            
                4.40
             | 
            
                4.38
             |                     
            
                4.40
             |                                 
            
                70,300
             |            
            
                 
             |                                       
         
    
        
            | 
                6/19/2017
             | 
            
                -0.10 / -2.13%
             |             
            
                4.70
             |           
            
                4.70
             |               
            
                4.60
             |                           
            
                4.60
             | 
            
                4.60
             |                     
            
                4.60
             |                                 
            
                15,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/16/2017
             | 
            
                +0.30 / +6.82%
             |             
            
                4.50
             |           
            
                4.70
             |               
            
                4.50
             |                           
            
                4.70
             | 
            
                4.62
             |                     
            
                4.70
             |                                 
            
                39,800
             |            
            
                 
             |                                       
         
    
        
            | 
                6/15/2017
             | 
            
                +0.10 / +2.33%
             |             
            
                4.30
             |           
            
                4.50
             |               
            
                4.20
             |                           
            
                4.40
             | 
            
                4.31
             |                     
            
                4.40
             |                                 
            
                82,830
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/14/2017
             | 
            
                +0.10 / +2.38%
             |             
            
                4.30
             |           
            
                4.40
             |               
            
                4.30
             |                           
            
                4.30
             | 
            
                4.31
             |                     
            
                4.30
             |                                 
            
                30,300
             |            
            
                 
             |                                       
         
    
        
            | 
                6/13/2017
             | 
            
                -0.20 / -4.55%
             |             
            
                4.50
             |           
            
                4.50
             |               
            
                4.20
             |                           
            
                4.20
             | 
            
                4.30
             |                     
            
                4.20
             |                                 
            
                37,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/12/2017
             | 
            
                -0.20 / -4.35%
             |             
            
                4.40
             |           
            
                4.60
             |               
            
                4.40
             |                           
            
                4.40
             | 
            
                4.46
             |                     
            
                4.40
             |                                 
            
                37,000
             |            
            
                 
             |                                       
         
    
        
            | 
                6/9/2017
             | 
            
                -0.10 / -2.13%
             |             
            
                4.60
             |           
            
                4.60
             |               
            
                4.50
             |                           
            
                4.60
             | 
            
                4.53
             |                     
            
                4.60
             |                                 
            
                8,929
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/8/2017
             | 
            
                0.00 / 0.00%
             |             
            
                4.70
             |           
            
                4.70
             |               
            
                4.60
             |                           
            
                4.70
             | 
            
                4.61
             |                     
            
                4.70
             |                                 
            
                11,500
             |            
            
                 
             |                                       
         
    
        
            | 
                6/7/2017
             | 
            
                +0.40 / +9.30%
             |             
            
                4.40
             |           
            
                4.70
             |               
            
                4.40
             |                           
            
                4.70
             | 
            
                4.64
             |                     
            
                4.70
             |                                 
            
                64,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/6/2017
             | 
            
                -0.20 / -4.44%
             |             
            
                4.50
             |           
            
                4.50
             |               
            
                4.30
             |                           
            
                4.30
             | 
            
                4.36
             |                     
            
                4.30
             |                                 
            
                27,200
             |            
            
                 
             |                                       
         
    
        
            | 
                6/5/2017
             | 
            
                0.00 / 0.00%
             |             
            
                4.80
             |           
            
                4.90
             |               
            
                4.40
             |                           
            
                4.50
             | 
            
                4.54
             |                     
            
                4.50
             |                                 
            
                68,120
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/2/2017
             | 
            
                +0.40 / +9.76%
             |             
            
                4.10
             |           
            
                4.50
             |               
            
                4.10
             |                           
            
                4.50
             | 
            
                4.37
             |                     
            
                4.50
             |                                 
            
                39,100
             |            
            
                 
             |                                       
         
    
        
            | 
                6/1/2017
             | 
            
                +0.10 / +2.50%
             |             
            
                4.00
             |           
            
                4.30
             |               
            
                4.00
             |                           
            
                4.10
             | 
            
                4.14
             |                     
            
                4.10
             |                                 
            
                50,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/31/2017
             | 
            
                0.00 / 0.00%
             |             
            
                4.00
             |           
            
                4.20
             |               
            
                4.00
             |                           
            
                4.00
             | 
            
                4.02
             |                     
            
                4.00
             |                                 
            
                44,400
             |            
            
                 
             |                                       
         
    
        
            | 
                5/30/2017
             | 
            
                +0.10 / +2.56%
             |             
            
                3.90
             |           
            
                4.00
             |               
            
                3.90
             |                           
            
                4.00
             | 
            
                3.92
             |                     
            
                4.00
             |                                 
            
                43,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/29/2017
             | 
            
                +0.10 / +2.63%
             |             
            
                3.80
             |           
            
                3.90
             |               
            
                3.80
             |                           
            
                3.90
             | 
            
                3.86
             |                     
            
                3.90
             |                                 
            
                65,100
             |            
            
                 
             |                                       
         
    
        
            | 
                5/26/2017
             | 
            
                -0.10 / -2.56%
             |             
            
                3.80
             |           
            
                3.90
             |               
            
                3.60
             |                           
            
                3.80
             | 
            
                3.74
             |                     
            
                3.80
             |                                 
            
                69,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/25/2017
             | 
            
                0.00 / 0.00%
             |             
            
                3.80
             |           
            
                3.90
             |               
            
                3.80
             |                           
            
                3.90
             | 
            
                3.83
             |                     
            
                3.90
             |                                 
            
                172,700
             |            
            
                 
             |                                       
         
    
        
            | 
                5/24/2017
             | 
            
                0.00 / 0.00%
             |             
            
                3.80
             |           
            
                3.90
             |               
            
                3.60
             |                           
            
                3.90
             | 
            
                3.83
             |                     
            
                3.90
             |                                 
            
                81,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/23/2017
             | 
            
                0.00 / 0.00%
             |             
            
                4.00
             |           
            
                4.00
             |               
            
                3.80
             |                           
            
                3.90
             | 
            
                3.88
             |                     
            
                3.90
             |                                 
            
                68,700
             |            
            
                 
             |                                       
         
    
        
            | 
                5/22/2017
             | 
            
                +0.10 / +2.63%
             |             
            
                3.80
             |           
            
                3.90
             |               
            
                3.60
             |                           
            
                3.90
             | 
            
                3.78
             |                     
            
                3.90
             |                                 
            
                181,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/19/2017
             | 
            
                0.00 / 0.00%
             |             
            
                3.90
             |           
            
                3.90
             |               
            
                3.80
             |                           
            
                3.80
             | 
            
                3.88
             |                     
            
                3.80
             |                                 
            
                32,000
             |            
            
                 
             |                                       
         
    
        
            | 
                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
             |  
            
                 
             |                                                              
             
    
         
    
    
 |