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                    Closing price on 3/26/2019
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        |           
                
                    | Open | 6.60 |  
                    | High | 6.90 |  
                    | Low | 6.60 |  
                    | Volume | 10,700 |  
                    | Split-adjusted Price | 4.39 |  
                
             | 
 |  MDC Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 3/26/2019 | +0.40 / +6.15% | 6.60 | 6.90 | 6.60 | 6.90 | 6.74 | 4.39 | 10,700 |   |  
            | 3/25/2019 | +0.10 / +1.56% | 6.50 | 6.50 | 6.50 | 6.50 | 6.50 | 4.14 | 1,000 |   |  			
            | 3/22/2019 | -0.10 / -1.54% | 6.50 | 6.50 | 6.40 | 6.40 | 6.47 | 4.08 | 16,400 |   |  
            | 3/21/2019 | -0.20 / -2.99% | 6.70 | 6.70 | 6.50 | 6.50 | 6.50 | 4.14 | 47,100 |   |  			
            | 3/20/2019 | +0.20 / +3.08% | 6.50 | 6.70 | 6.50 | 6.70 | 6.64 | 4.27 | 7,000 |   |  
            | 3/19/2019 | -0.10 / -1.52% | 6.50 | 6.50 | 6.50 | 6.50 | 6.50 | 4.14 | 500 |   |  			
            | 3/18/2019 | 0.00 / 0.00% | 6.60 | 6.60 | 6.60 | 6.60 | 6.60 | 4.20 | 6,900 |   |  
            | 3/15/2019 | +0.10 / +1.54% | 6.50 | 6.60 | 6.40 | 6.60 | 6.52 | 4.20 | 5,100 |   |  			
            | 3/14/2019 | 0.00 / 0.00% | 6.50 | 6.50 | 6.50 | 6.50 | 6.50 | 4.14 | 25,500 |   |  
            | 3/13/2019 | 0.00 / 0.00% | 6.50 | 6.50 | 6.50 | 6.50 | 6.50 | 4.14 | 59,700 |   |  			
            | 3/12/2019 | +0.10 / +1.56% | 6.40 | 6.50 | 6.40 | 6.50 | 6.50 | 4.14 | 2,100 |   |  
            | 3/11/2019 | 0.00 / 0.00% | 6.40 | 6.40 | 6.40 | 6.40 | 6.40 | 4.08 | 1,500 |   |  			
            | 3/8/2019 | +0.10 / +1.59% | 6.30 | 6.40 | 6.30 | 6.40 | 6.40 | 4.08 | 27,700 |   |  
            | 3/7/2019 | +0.10 / +1.61% | 6.40 | 6.50 | 6.30 | 6.30 | 6.40 | 4.01 | 11,200 |   |  			
            | 3/6/2019 | +0.20 / +3.33% | 6.10 | 6.20 | 6.10 | 6.20 | 6.15 | 3.95 | 48,800 |   |  
            | 3/5/2019 | +0.20 / +3.45% | 5.90 | 6.00 | 5.90 | 6.00 | 5.95 | 3.82 | 25,800 |   |  			
            | 3/4/2019 | 0.00 / 0.00% | 5.80 | 5.90 | 5.80 | 5.80 | 5.80 | 3.69 | 2,800 |   |  
            | 3/1/2019 | 0.00 / 0.00% | 5.80 | 5.80 | 5.80 | 5.80 | 5.80 | 3.69 | 10,000 |   |  			
            | 2/28/2019 | +0.10 / +1.75% | 5.70 | 5.80 | 5.70 | 5.80 | 5.76 | 3.69 | 13,500 |   |  
            | 2/27/2019 | +0.20 / +3.64% | 5.70 | 5.70 | 5.70 | 5.70 | 5.70 | 3.63 | 1,000 |   |  			
            | 2/26/2019 | 0.00 / 0.00% | 5.50 | 5.50 | 5.50 | 5.50 | 5.50 | 3.50 | 200 |   |  
            | 2/25/2019 | +0.10 / +1.85% | 5.60 | 5.60 | 5.50 | 5.50 | 5.50 | 3.50 | 4,800 |   |  			
            | 2/22/2019 | -0.30 / -5.26% | 5.40 | 5.40 | 5.40 | 5.40 | 5.40 | 3.44 | 100 |   |  
            | 2/21/2019 | 0.00 / 0.00% | 5.70 | 5.70 | 5.70 | 5.70 | 5.70 | 3.63 | 4,500 |   |  			
            | 2/20/2019 | 0.00 / 0.00% | 5.70 | 5.70 | 5.70 | 5.70 | 5.70 | 3.63 | 400 |   |  
            | 2/19/2019 | 0.00 / 0.00% | 5.70 | 5.80 | 5.70 | 5.70 | 5.70 | 3.63 | 7,800 |   |  			
            | 2/18/2019 | 0.00 / 0.00% | 5.70 | 5.70 | 5.70 | 5.70 | 5.70 | 3.63 | 0 |   |  
            | 2/15/2019 | +0.20 / +3.64% | 5.70 | 5.70 | 5.70 | 5.70 | 5.70 | 3.63 | 100 |   |  			
            | 2/14/2019 | 0.00 / 0.00% | 5.70 | 5.90 | 5.50 | 5.50 | 5.79 | 3.50 | 4,000 |   |  
            | 2/13/2019 | 0.00 / 0.00% | 5.50 | 5.50 | 5.50 | 5.50 | 5.50 | 3.50 | 0 |   |  |