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            | 
                    Closing price on 8/28/2019
                 |  |  
    
        |           
                
                    | Open | 1.60 |  
                    | High | 1.70 |  
                    | Low | 1.60 |  
                    | Volume | 400 |  
                    | Split-adjusted Price | 1.70 |  
                
             | 
 |  MEC Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 8/28/2019 | 0.00 / 0.00% | 1.60 | 1.70 | 1.60 | 1.70 | 1.68 | 1.70 | 400 |   |  
            | 8/27/2019 | 0.00 / 0.00% | 1.60 | 1.70 | 1.60 | 1.70 | 1.60 | 1.70 | 36,300 |   |  			
            | 8/26/2019 | +0.10 / +6.25% | 1.60 | 1.70 | 1.60 | 1.70 | 1.69 | 1.70 | 14,200 |   |  
            | 8/23/2019 | -0.10 / -5.88% | 1.60 | 1.60 | 1.60 | 1.60 | 1.60 | 1.60 | 4,300 |   |  			
            | 8/22/2019 | 0.00 / 0.00% | 1.60 | 1.70 | 1.60 | 1.70 | 1.60 | 1.70 | 12,000 |   |  
            | 8/21/2019 | 0.00 / 0.00% | 1.70 | 1.70 | 1.70 | 1.70 | 1.70 | 1.70 | 0 |   |  			
            | 8/20/2019 | 0.00 / 0.00% | 1.70 | 1.70 | 1.70 | 1.70 | 1.70 | 1.70 | 1,400 |   |  
            | 8/19/2019 | 0.00 / 0.00% | 1.70 | 1.70 | 1.70 | 1.70 | 1.70 | 1.70 | 0 |   |  			
            | 8/16/2019 | 0.00 / 0.00% | 1.70 | 1.70 | 1.70 | 1.70 | 1.70 | 1.70 | 3,400 |   |  
            | 8/15/2019 | -0.10 / -5.56% | 1.70 | 1.70 | 1.70 | 1.70 | 1.70 | 1.70 | 1,100 |   |  			
            | 8/14/2019 | +0.10 / +5.88% | 1.70 | 1.80 | 1.70 | 1.80 | 1.70 | 1.80 | 2,400 |   |  
            | 8/13/2019 | -0.10 / -5.56% | 1.70 | 1.70 | 1.70 | 1.70 | 1.70 | 1.70 | 38,400 |   |  			
            | 8/12/2019 | 0.00 / 0.00% | 1.80 | 1.80 | 1.70 | 1.80 | 1.80 | 1.80 | 4,800 |   |  
            | 8/9/2019 | +0.10 / +5.88% | 1.80 | 1.80 | 1.70 | 1.80 | 1.77 | 1.80 | 41,500 |   |  			
            | 8/8/2019 | 0.00 / 0.00% | 1.70 | 1.80 | 1.70 | 1.70 | 1.80 | 1.70 | 13,400 |   |  
            | 8/7/2019 | -0.10 / -5.56% | 1.80 | 1.80 | 1.70 | 1.70 | 1.71 | 1.70 | 3,800 |   |  			
            | 8/6/2019 | 0.00 / 0.00% | 1.70 | 1.80 | 1.70 | 1.80 | 1.71 | 1.80 | 5,100 |   |  
            | 8/5/2019 | 0.00 / 0.00% | 1.70 | 1.80 | 1.70 | 1.80 | 1.70 | 1.80 | 23,300 |   |  			
            | 8/2/2019 | -0.10 / -5.26% | 1.80 | 1.80 | 1.80 | 1.80 | 1.80 | 1.80 | 46,900 |   |  
            | 8/1/2019 | 0.00 / 0.00% | 1.80 | 1.90 | 1.80 | 1.90 | 1.84 | 1.90 | 34,000 |   |  			
            | 7/31/2019 | -0.10 / -5.00% | 1.90 | 1.90 | 1.90 | 1.90 | 1.90 | 1.90 | 15,700 |   |  
            | 7/30/2019 | 0.00 / 0.00% | 2.10 | 2.10 | 2.00 | 2.00 | 2.03 | 2.00 | 15,500 |   |  			
            | 7/29/2019 | +0.10 / +5.26% | 2.00 | 2.00 | 1.90 | 2.00 | 2.00 | 2.00 | 78,200 |   |  
            | 7/26/2019 | +0.10 / +5.56% | 1.90 | 1.90 | 1.80 | 1.90 | 1.89 | 1.90 | 78,000 |   |  			
            | 7/25/2019 | +0.10 / +5.88% | 1.80 | 1.80 | 1.80 | 1.80 | 1.80 | 1.80 | 700 |   |  
            | 7/24/2019 | -0.10 / -5.56% | 1.80 | 1.80 | 1.70 | 1.70 | 1.80 | 1.70 | 22,700 |   |  			
            | 7/23/2019 | -0.10 / -5.26% | 1.80 | 1.80 | 1.80 | 1.80 | 1.80 | 1.80 | 73,800 |   |  
            | 7/22/2019 | -0.20 / -9.52% | 1.90 | 1.90 | 1.90 | 1.90 | 1.90 | 1.90 | 5,900 |   |  			
            | 7/19/2019 | 0.00 / 0.00% | 2.00 | 2.10 | 2.00 | 2.10 | 2.04 | 2.10 | 9,000 |   |  
            | 7/18/2019 | 0.00 / 0.00% | 2.10 | 2.20 | 2.00 | 2.10 | 2.11 | 2.10 | 10,200 |   |  |