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            | 
                    Closing price on 3/11/2020
                 |  |  
    
        |           
                
                    | Open | 1.20 |  
                    | High | 1.40 |  
                    | Low | 1.20 |  
                    | Volume | 6,600 |  
                    | Split-adjusted Price | 1.40 |  
                
             | 
 |  MEC Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 3/11/2020 | +0.10 / +7.69% | 1.20 | 1.40 | 1.20 | 1.40 | 1.25 | 1.40 | 6,600 |   |  
            | 3/10/2020 | +0.10 / +8.33% | 1.30 | 1.30 | 1.10 | 1.30 | 1.23 | 1.30 | 35,700 |   |  			
            | 3/9/2020 | +0.10 / +9.09% | 1.20 | 1.20 | 1.20 | 1.20 | 1.20 | 1.20 | 68,100 |   |  
            | 3/6/2020 | +0.10 / +10.00% | 1.10 | 1.10 | 1.10 | 1.10 | 1.10 | 1.10 | 26,100 |   |  			
            | 3/5/2020 | 0.00 / 0.00% | 0.90 | 1.00 | 0.90 | 1.00 | 1.00 | 1.00 | 12,200 |   |  
            | 3/4/2020 | 0.00 / 0.00% | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 2,000 |   |  			
            | 3/3/2020 | 0.00 / 0.00% | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 500 |   |  
            | 3/2/2020 | 0.00 / 0.00% | 1.10 | 1.10 | 1.00 | 1.00 | 1.04 | 1.00 | 800 |   |  			
            | 2/28/2020 | 0.00 / 0.00% | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 31,000 |   |  
            | 2/27/2020 | -0.10 / -9.09% | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 100 |   |  			
            | 2/26/2020 | +0.10 / +10.00% | 1.10 | 1.10 | 1.10 | 1.10 | 1.10 | 1.10 | 1,000 |   |  
            | 2/25/2020 | -0.10 / -9.09% | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 100 |   |  			
            | 2/24/2020 | 0.00 / 0.00% | 1.10 | 1.10 | 1.10 | 1.10 | 1.10 | 1.10 | 4,000 |   |  
            | 2/21/2020 | 0.00 / 0.00% | 1.00 | 1.10 | 1.00 | 1.10 | 1.00 | 1.10 | 7,500 |   |  			
            | 2/20/2020 | 0.00 / 0.00% | 1.10 | 1.10 | 1.10 | 1.10 | 1.10 | 1.10 | 0 |   |  
            | 2/19/2020 | 0.00 / 0.00% | 1.00 | 1.10 | 1.00 | 1.10 | 1.00 | 1.10 | 13,900 |   |  			
            | 2/18/2020 | -0.10 / -8.33% | 1.10 | 1.10 | 1.10 | 1.10 | 1.10 | 1.10 | 100 |   |  
            | 2/17/2020 | -0.10 / -7.69% | 1.20 | 1.20 | 1.20 | 1.20 | 1.20 | 1.20 | 100 |   |  			
            | 2/14/2020 | +0.10 / +8.33% | 1.30 | 1.30 | 1.30 | 1.30 | 1.30 | 1.30 | 100 |   |  
            | 2/13/2020 | 0.00 / 0.00% | 1.20 | 1.20 | 1.20 | 1.20 | 1.20 | 1.20 | 0 |   |  			
            | 2/12/2020 | +0.10 / +9.09% | 1.20 | 1.20 | 1.20 | 1.20 | 1.20 | 1.20 | 500 |   |  
            | 2/11/2020 | 0.00 / 0.00% | 1.10 | 1.10 | 1.10 | 1.10 | 1.10 | 1.10 | 0 |   |  			
            | 2/10/2020 | 0.00 / 0.00% | 1.10 | 1.10 | 1.10 | 1.10 | 1.10 | 1.10 | 0 |   |  
            | 2/7/2020 | 0.00 / 0.00% | 1.10 | 1.10 | 1.10 | 1.10 | 1.10 | 1.10 | 0 |   |  			
            | 2/6/2020 | 0.00 / 0.00% | 1.10 | 1.10 | 1.10 | 1.10 | 1.10 | 1.10 | 0 |   |  
            | 2/5/2020 | -0.10 / -8.33% | 1.10 | 1.10 | 1.10 | 1.10 | 1.10 | 1.10 | 6,400 |   |  			
            | 2/4/2020 | -0.10 / -7.69% | 1.20 | 1.20 | 1.20 | 1.20 | 1.20 | 1.20 | 8,500 |   |  
            | 2/3/2020 | -0.10 / -7.14% | 1.30 | 1.30 | 1.30 | 1.30 | 1.30 | 1.30 | 6,500 |   |  			
            | 1/31/2020 | -0.10 / -6.67% | 1.40 | 1.40 | 1.40 | 1.40 | 1.40 | 1.40 | 100 |   |  
            | 1/30/2020 | 0.00 / 0.00% | 1.50 | 1.50 | 1.50 | 1.50 | 1.50 | 1.50 | 0 |   |  |