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                    Closing price on 12/17/2021
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                    | Open | 12.50 |  
                    | High | 12.50 |  
                    | Low | 12.20 |  
                    | Volume | 1,400 |  
                    | Split-adjusted Price | 9.80 |  
                
             | 
 |  MDC Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 12/17/2021 | 0.00 / 0.00% | 12.50 | 12.50 | 12.20 | 12.40 | 12.20 | 9.80 | 1,400 |   |  
            | 12/16/2021 | +0.30 / +2.48% | 12.50 | 12.60 | 12.30 | 12.40 | 12.50 | 9.80 | 9,200 |   |  			
            | 12/15/2021 | +0.10 / +0.83% | 12.00 | 12.40 | 12.00 | 12.10 | 12.17 | 9.56 | 10,600 |   |  
            | 12/14/2021 | -0.30 / -2.44% | 12.10 | 12.30 | 12.00 | 12.00 | 12.11 | 9.48 | 16,100 |   |  			
            | 12/13/2021 | 0.00 / 0.00% | 12.30 | 12.30 | 12.20 | 12.30 | 12.26 | 9.72 | 12,400 |   |  
            | 12/10/2021 | -0.10 / -0.81% | 12.50 | 13.00 | 12.30 | 12.30 | 12.35 | 9.72 | 8,100 |   |  			
            | 12/9/2021 | +0.40 / +3.33% | 12.80 | 12.80 | 12.30 | 12.40 | 12.46 | 9.80 | 5,700 |   |  
            | 12/8/2021 | -0.60 / -4.76% | 12.40 | 13.00 | 12.00 | 12.00 | 12.63 | 9.48 | 5,700 |   |  			
            | 12/7/2021 | +0.10 / +0.80% | 12.50 | 12.70 | 12.40 | 12.60 | 12.50 | 9.96 | 4,800 |   |  
            | 12/6/2021 | -0.60 / -4.58% | 13.10 | 13.10 | 12.50 | 12.50 | 12.73 | 9.88 | 9,900 |   |  			
            | 12/3/2021 | -0.20 / -1.50% | 13.30 | 13.30 | 13.00 | 13.10 | 13.26 | 10.35 | 4,300 |   |  
            | 12/2/2021 | 0.00 / 0.00% | 13.40 | 13.40 | 13.20 | 13.30 | 13.28 | 10.51 | 6,400 |   |  			
            | 12/1/2021 | 0.00 / 0.00% | 13.00 | 13.30 | 13.00 | 13.30 | 13.17 | 10.51 | 6,000 |   |  
            | 11/30/2021 | -0.20 / -1.48% | 13.50 | 13.80 | 13.30 | 13.30 | 13.50 | 10.51 | 14,100 |   |  			
            | 11/29/2021 | 0.00 / 0.00% | 13.00 | 13.80 | 12.80 | 13.50 | 13.25 | 10.67 | 24,000 |   |  
            | 11/26/2021 | 0.00 / 0.00% | 13.50 | 13.60 | 13.50 | 13.50 | 13.50 | 10.67 | 28,000 |   |  			
            | 11/25/2021 | -0.30 / -2.17% | 13.00 | 13.70 | 13.00 | 13.50 | 13.42 | 10.67 | 7,600 |   |  
            | 11/24/2021 | -0.50 / -3.50% | 14.30 | 14.30 | 13.70 | 13.80 | 13.81 | 10.90 | 8,400 |   |  			
            | 11/23/2021 | +0.90 / +6.72% | 13.30 | 14.30 | 13.00 | 14.30 | 13.12 | 11.30 | 28,200 |   |  
            | 11/22/2021 | -0.70 / -4.96% | 14.10 | 14.10 | 13.30 | 13.40 | 13.56 | 10.59 | 21,900 |   |  			
            | 11/19/2021 | -0.70 / -4.73% | 14.80 | 14.80 | 14.10 | 14.10 | 14.32 | 11.14 | 31,500 |   |  
            | 11/18/2021 | +0.10 / +0.68% | 14.70 | 14.80 | 14.70 | 14.80 | 14.71 | 11.69 | 46,500 |   |  			
            | 11/17/2021 | +0.40 / +2.80% | 14.00 | 14.70 | 14.00 | 14.70 | 14.27 | 11.62 | 25,300 |   |  
            | 11/16/2021 | -0.70 / -4.67% | 15.10 | 15.10 | 14.00 | 14.30 | 14.32 | 11.30 | 71,600 |   |  			
            | 11/15/2021 | -0.50 / -3.23% | 15.60 | 16.30 | 15.00 | 15.00 | 15.32 | 11.85 | 71,200 |   |  
            | 11/12/2021 | 0.00 / 0.00% | 15.90 | 16.40 | 15.40 | 15.50 | 15.93 | 12.25 | 75,200 |   |  			
            | 11/11/2021 | +1.30 / +9.15% | 14.20 | 15.50 | 14.00 | 15.50 | 14.71 | 12.25 | 150,200 |   |  
            | 11/10/2021 | +0.30 / +2.16% | 13.90 | 14.40 | 13.90 | 14.20 | 14.03 | 11.22 | 31,000 |   |  			
            | 11/9/2021 | +0.30 / +2.21% | 13.80 | 13.90 | 13.60 | 13.90 | 13.77 | 10.98 | 49,400 |   |  
            | 11/8/2021 | -0.20 / -1.45% | 13.90 | 13.90 | 13.50 | 13.60 | 13.65 | 10.75 | 29,900 |   |  |