| 
                 
                    Closing price on 9/22/2020
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    1.90 | 
                 
                
                    | High | 
                    1.90 | 
                 
                
                    | Low | 
                    1.90 | 
                     
                
                    | Volume | 
                    0 | 
                                 
                
                    | Split-adjusted Price | 
                    1.90 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
MEC Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                9/22/2020
             | 
            
                0.00 / 0.00%
             |             
            
                1.90
             |           
            
                1.90
             |               
            
                1.90
             |                           
            
                1.90
             | 
            
                1.90
             |                     
            
                1.90
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                9/21/2020
             | 
            
                0.00 / 0.00%
             |             
            
                1.90
             |           
            
                1.90
             |               
            
                1.90
             |                           
            
                1.90
             | 
            
                1.90
             |                     
            
                1.90
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/18/2020
             | 
            
                +0.10 / +5.56%
             |             
            
                1.60
             |           
            
                1.90
             |               
            
                1.60
             |                           
            
                1.90
             | 
            
                1.87
             |                     
            
                1.90
             |                                 
            
                2,300
             |            
            
                 
             |                                       
         
    
        
            | 
                9/17/2020
             | 
            
                0.00 / 0.00%
             |             
            
                1.80
             |           
            
                1.80
             |               
            
                1.80
             |                           
            
                1.80
             | 
            
                1.80
             |                     
            
                1.80
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/16/2020
             | 
            
                0.00 / 0.00%
             |             
            
                1.80
             |           
            
                1.80
             |               
            
                1.80
             |                           
            
                1.80
             | 
            
                1.80
             |                     
            
                1.80
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                9/15/2020
             | 
            
                0.00 / 0.00%
             |             
            
                1.80
             |           
            
                1.80
             |               
            
                1.80
             |                           
            
                1.80
             | 
            
                1.80
             |                     
            
                1.80
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/14/2020
             | 
            
                0.00 / 0.00%
             |             
            
                1.80
             |           
            
                1.80
             |               
            
                1.80
             |                           
            
                1.80
             | 
            
                1.80
             |                     
            
                1.80
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                9/11/2020
             | 
            
                +0.20 / +10.00%
             |             
            
                2.10
             |           
            
                2.30
             |               
            
                1.70
             |                           
            
                2.20
             | 
            
                1.81
             |                     
            
                2.20
             |                                 
            
                117,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/10/2020
             | 
            
                0.00 / 0.00%
             |             
            
                2.00
             |           
            
                2.00
             |               
            
                2.00
             |                           
            
                2.00
             | 
            
                2.00
             |                     
            
                2.00
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                9/9/2020
             | 
            
                0.00 / 0.00%
             |             
            
                2.00
             |           
            
                2.00
             |               
            
                2.00
             |                           
            
                2.00
             | 
            
                2.00
             |                     
            
                2.00
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/8/2020
             | 
            
                0.00 / 0.00%
             |             
            
                2.00
             |           
            
                2.00
             |               
            
                2.00
             |                           
            
                2.00
             | 
            
                2.00
             |                     
            
                2.00
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                9/7/2020
             | 
            
                0.00 / 0.00%
             |             
            
                2.00
             |           
            
                2.00
             |               
            
                2.00
             |                           
            
                2.00
             | 
            
                2.00
             |                     
            
                2.00
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/4/2020
             | 
            
                -0.30 / -13.64%
             |             
            
                2.50
             |           
            
                2.50
             |               
            
                1.90
             |                           
            
                1.90
             | 
            
                2.00
             |                     
            
                1.90
             |                                 
            
                600
             |            
            
                 
             |                                       
         
    
        
            | 
                9/3/2020
             | 
            
                0.00 / 0.00%
             |             
            
                2.20
             |           
            
                2.20
             |               
            
                2.20
             |                           
            
                2.20
             | 
            
                2.20
             |                     
            
                2.20
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/1/2020
             | 
            
                0.00 / 0.00%
             |             
            
                2.20
             |           
            
                2.20
             |               
            
                2.20
             |                           
            
                2.20
             | 
            
                2.20
             |                     
            
                2.20
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                8/31/2020
             | 
            
                0.00 / 0.00%
             |             
            
                2.20
             |           
            
                2.20
             |               
            
                2.20
             |                           
            
                2.20
             | 
            
                2.20
             |                     
            
                2.20
             |                                 
            
                2,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/28/2020
             | 
            
                0.00 / 0.00%
             |             
            
                2.20
             |           
            
                2.50
             |               
            
                2.20
             |                           
            
                2.50
             | 
            
                2.20
             |                     
            
                2.50
             |                                 
            
                11,700
             |            
            
                 
             |                                       
         
    
        
            | 
                8/27/2020
             | 
            
                +0.30 / +13.64%
             |             
            
                2.50
             |           
            
                2.50
             |               
            
                2.50
             |                           
            
                2.50
             | 
            
                2.50
             |                     
            
                2.50
             |                                 
            
                2,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/26/2020
             | 
            
                -0.30 / -12.00%
             |             
            
                2.80
             |           
            
                2.80
             |               
            
                2.20
             |                           
            
                2.20
             | 
            
                2.23
             |                     
            
                2.20
             |                                 
            
                53,700
             |            
            
                 
             |                                       
         
    
        
            | 
                8/25/2020
             | 
            
                -0.10 / -3.85%
             |             
            
                2.80
             |           
            
                2.80
             |               
            
                2.50
             |                           
            
                2.50
             | 
            
                2.50
             |                     
            
                2.50
             |                                 
            
                18,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/24/2020
             | 
            
                +0.30 / +13.04%
             |             
            
                2.30
             |           
            
                2.60
             |               
            
                2.30
             |                           
            
                2.60
             | 
            
                2.54
             |                     
            
                2.60
             |                                 
            
                57,000
             |            
            
                 
             |                                       
         
    
        
            | 
                8/21/2020
             | 
            
                +0.30 / +15.00%
             |             
            
                2.30
             |           
            
                2.30
             |               
            
                2.20
             |                           
            
                2.30
             | 
            
                2.25
             |                     
            
                2.30
             |                                 
            
                1,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/20/2020
             | 
            
                +0.10 / +5.26%
             |             
            
                2.10
             |           
            
                2.10
             |               
            
                1.90
             |                           
            
                2.00
             | 
            
                1.96
             |                     
            
                2.00
             |                                 
            
                14,000
             |            
            
                 
             |                                       
         
    
        
            | 
                8/19/2020
             | 
            
                +0.20 / +11.76%
             |             
            
                1.70
             |           
            
                1.90
             |               
            
                1.70
             |                           
            
                1.90
             | 
            
                1.87
             |                     
            
                1.90
             |                                 
            
                34,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/18/2020
             | 
            
                +0.10 / +6.25%
             |             
            
                1.70
             |           
            
                1.70
             |               
            
                1.70
             |                           
            
                1.70
             | 
            
                1.70
             |                     
            
                1.70
             |                                 
            
                100
             |            
            
                 
             |                                       
         
    
        
            | 
                8/17/2020
             | 
            
                0.00 / 0.00%
             |             
            
                1.60
             |           
            
                1.60
             |               
            
                1.60
             |                           
            
                1.60
             | 
            
                1.60
             |                     
            
                1.60
             |                                 
            
                100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/14/2020
             | 
            
                +0.10 / +6.67%
             |             
            
                1.60
             |           
            
                1.60
             |               
            
                1.60
             |                           
            
                1.60
             | 
            
                1.60
             |                     
            
                1.60
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                8/13/2020
             | 
            
                -0.10 / -6.25%
             |             
            
                1.60
             |           
            
                1.60
             |               
            
                1.50
             |                           
            
                1.50
             | 
            
                1.58
             |                     
            
                1.50
             |                                 
            
                14,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/12/2020
             | 
            
                +0.20 / +14.29%
             |             
            
                1.60
             |           
            
                1.60
             |               
            
                1.60
             |                           
            
                1.60
             | 
            
                1.60
             |                     
            
                1.60
             |                                 
            
                5,400
             |            
            
                 
             |                                       
         
    
        
            | 
                8/11/2020
             | 
            
                +0.10 / +7.69%
             |             
            
                1.20
             |           
            
                1.40
             |               
            
                1.20
             |                           
            
                1.40
             | 
            
                1.37
             |                     
            
                1.40
             |                                 
            
                8,000
             |  
            
                 
             |                                                              
             
    
         
    
    
 |