| 
                 
                    Closing price on 9/7/2017
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    2.40 | 
                 
                
                    | High | 
                    2.40 | 
                 
                
                    | Low | 
                    2.40 | 
                     
                
                    | Volume | 
                    0 | 
                                 
                
                    | Split-adjusted Price | 
                    2.40 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
MEC Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                9/7/2017
             | 
            
                0.00 / 0.00%
             |             
            
                2.40
             |           
            
                2.40
             |               
            
                2.40
             |                           
            
                2.40
             | 
            
                2.40
             |                     
            
                2.40
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                9/6/2017
             | 
            
                0.00 / 0.00%
             |             
            
                2.40
             |           
            
                2.40
             |               
            
                2.40
             |                           
            
                2.40
             | 
            
                2.40
             |                     
            
                2.40
             |                                 
            
                100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/5/2017
             | 
            
                0.00 / 0.00%
             |             
            
                2.40
             |           
            
                2.40
             |               
            
                2.40
             |                           
            
                2.40
             | 
            
                2.40
             |                     
            
                2.40
             |                                 
            
                10,400
             |            
            
                 
             |                                       
         
    
        
            | 
                9/1/2017
             | 
            
                0.00 / 0.00%
             |             
            
                2.40
             |           
            
                2.40
             |               
            
                2.40
             |                           
            
                2.40
             | 
            
                2.40
             |                     
            
                2.40
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/31/2017
             | 
            
                0.00 / 0.00%
             |             
            
                2.30
             |           
            
                2.40
             |               
            
                2.30
             |                           
            
                2.40
             | 
            
                2.30
             |                     
            
                2.40
             |                                 
            
                11,100
             |            
            
                 
             |                                       
         
    
        
            | 
                8/30/2017
             | 
            
                0.00 / 0.00%
             |             
            
                2.40
             |           
            
                2.40
             |               
            
                2.40
             |                           
            
                2.40
             | 
            
                2.40
             |                     
            
                2.40
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/29/2017
             | 
            
                0.00 / 0.00%
             |             
            
                2.40
             |           
            
                2.40
             |               
            
                2.40
             |                           
            
                2.40
             | 
            
                2.40
             |                     
            
                2.40
             |                                 
            
                64
             |            
            
                 
             |                                       
         
    
        
            | 
                8/28/2017
             | 
            
                0.00 / 0.00%
             |             
            
                2.40
             |           
            
                2.40
             |               
            
                2.40
             |                           
            
                2.40
             | 
            
                2.40
             |                     
            
                2.40
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/25/2017
             | 
            
                0.00 / 0.00%
             |             
            
                2.50
             |           
            
                2.50
             |               
            
                2.40
             |                           
            
                2.40
             | 
            
                2.40
             |                     
            
                2.40
             |                                 
            
                13,300
             |            
            
                 
             |                                       
         
    
        
            | 
                8/24/2017
             | 
            
                +0.10 / +4.35%
             |             
            
                2.30
             |           
            
                2.40
             |               
            
                2.30
             |                           
            
                2.40
             | 
            
                2.37
             |                     
            
                2.40
             |                                 
            
                5,864
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/23/2017
             | 
            
                0.00 / 0.00%
             |             
            
                2.30
             |           
            
                2.30
             |               
            
                2.30
             |                           
            
                2.30
             | 
            
                2.30
             |                     
            
                2.30
             |                                 
            
                29,700
             |            
            
                 
             |                                       
         
    
        
            | 
                8/22/2017
             | 
            
                -0.10 / -4.17%
             |             
            
                2.40
             |           
            
                2.40
             |               
            
                2.20
             |                           
            
                2.30
             | 
            
                2.27
             |                     
            
                2.30
             |                                 
            
                5,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/21/2017
             | 
            
                0.00 / 0.00%
             |             
            
                2.40
             |           
            
                2.40
             |               
            
                2.40
             |                           
            
                2.40
             | 
            
                2.40
             |                     
            
                2.40
             |                                 
            
                200
             |            
            
                 
             |                                       
         
    
        
            | 
                8/18/2017
             | 
            
                -0.10 / -4.00%
             |             
            
                2.50
             |           
            
                2.50
             |               
            
                2.30
             |                           
            
                2.40
             | 
            
                2.32
             |                     
            
                2.40
             |                                 
            
                7,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/17/2017
             | 
            
                +0.10 / +4.17%
             |             
            
                2.50
             |           
            
                2.50
             |               
            
                2.20
             |                           
            
                2.50
             | 
            
                2.26
             |                     
            
                2.50
             |                                 
            
                25,700
             |            
            
                 
             |                                       
         
    
        
            | 
                8/16/2017
             | 
            
                -0.20 / -7.69%
             |             
            
                2.40
             |           
            
                2.40
             |               
            
                2.40
             |                           
            
                2.40
             | 
            
                2.40
             |                     
            
                2.40
             |                                 
            
                49,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/15/2017
             | 
            
                0.00 / 0.00%
             |             
            
                2.60
             |           
            
                2.60
             |               
            
                2.40
             |                           
            
                2.60
             | 
            
                2.42
             |                     
            
                2.60
             |                                 
            
                132,600
             |            
            
                 
             |                                       
         
    
        
            | 
                8/14/2017
             | 
            
                -0.20 / -7.14%
             |             
            
                2.90
             |           
            
                2.90
             |               
            
                2.60
             |                           
            
                2.60
             | 
            
                2.65
             |                     
            
                2.60
             |                                 
            
                1,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/11/2017
             | 
            
                +0.10 / +3.70%
             |             
            
                2.90
             |           
            
                2.90
             |               
            
                2.50
             |                           
            
                2.80
             | 
            
                2.52
             |                     
            
                2.80
             |                                 
            
                12,800
             |            
            
                 
             |                                       
         
    
        
            | 
                8/10/2017
             | 
            
                +0.10 / +3.85%
             |             
            
                2.40
             |           
            
                2.70
             |               
            
                2.40
             |                           
            
                2.70
             | 
            
                2.40
             |                     
            
                2.70
             |                                 
            
                15,820
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/9/2017
             | 
            
                0.00 / 0.00%
             |             
            
                2.60
             |           
            
                2.60
             |               
            
                2.60
             |                           
            
                2.60
             | 
            
                2.60
             |                     
            
                2.60
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                8/8/2017
             | 
            
                -0.10 / -3.70%
             |             
            
                2.60
             |           
            
                2.60
             |               
            
                2.60
             |                           
            
                2.60
             | 
            
                2.60
             |                     
            
                2.60
             |                                 
            
                500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/7/2017
             | 
            
                -0.10 / -3.57%
             |             
            
                2.60
             |           
            
                2.70
             |               
            
                2.60
             |                           
            
                2.70
             | 
            
                2.64
             |                     
            
                2.70
             |                                 
            
                2,027
             |            
            
                 
             |                                       
         
    
        
            | 
                8/4/2017
             | 
            
                0.00 / 0.00%
             |             
            
                2.80
             |           
            
                2.80
             |               
            
                2.80
             |                           
            
                2.80
             | 
            
                2.80
             |                     
            
                2.80
             |                                 
            
                17
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/3/2017
             | 
            
                +0.10 / +3.70%
             |             
            
                2.50
             |           
            
                2.80
             |               
            
                2.50
             |                           
            
                2.80
             | 
            
                2.55
             |                     
            
                2.80
             |                                 
            
                600
             |            
            
                 
             |                                       
         
    
        
            | 
                8/2/2017
             | 
            
                +0.20 / +8.00%
             |             
            
                2.70
             |           
            
                2.70
             |               
            
                2.70
             |                           
            
                2.70
             | 
            
                2.70
             |                     
            
                2.70
             |                                 
            
                2,004
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/1/2017
             | 
            
                0.00 / 0.00%
             |             
            
                2.50
             |           
            
                2.50
             |               
            
                2.50
             |                           
            
                2.50
             | 
            
                2.50
             |                     
            
                2.50
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                7/31/2017
             | 
            
                -0.20 / -7.41%
             |             
            
                2.50
             |           
            
                2.50
             |               
            
                2.50
             |                           
            
                2.50
             | 
            
                2.50
             |                     
            
                2.50
             |                                 
            
                186
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/28/2017
             | 
            
                +0.10 / +3.85%
             |             
            
                2.40
             |           
            
                2.70
             |               
            
                2.40
             |                           
            
                2.70
             | 
            
                2.42
             |                     
            
                2.70
             |                                 
            
                3,400
             |            
            
                 
             |                                       
         
    
        
            | 
                7/27/2017
             | 
            
                -0.20 / -7.14%
             |             
            
                2.80
             |           
            
                2.80
             |               
            
                2.60
             |                           
            
                2.60
             | 
            
                2.78
             |                     
            
                2.60
             |                                 
            
                1,100
             |  
            
                 
             |                                                              
             
    
         
    
    
 |