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                    Closing price on 2/15/2022
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                    | Open | 12.80 |  
                    | High | 13.70 |  
                    | Low | 12.70 |  
                    | Volume | 3,800 |  
                    | Split-adjusted Price | 10.51 |  
                
             | 
 |  MDC Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 2/15/2022 | +0.40 / +3.10% | 12.80 | 13.70 | 12.70 | 13.30 | 12.89 | 10.51 | 3,800 |   |  
            | 2/14/2022 | 0.00 / 0.00% | 12.90 | 14.10 | 12.80 | 12.90 | 13.44 | 10.19 | 32,600 |   |  			
            | 2/11/2022 | +1.10 / +9.32% | 11.80 | 12.90 | 11.80 | 12.90 | 12.74 | 10.19 | 47,700 |   |  
            | 2/10/2022 | -0.20 / -1.67% | 11.60 | 11.80 | 11.60 | 11.80 | 11.65 | 9.32 | 1,600 |   |  			
            | 2/9/2022 | +0.30 / +2.56% | 11.60 | 12.00 | 11.60 | 12.00 | 11.87 | 9.48 | 2,200 |   |  
            | 2/8/2022 | 0.00 / 0.00% | 11.70 | 11.70 | 11.70 | 11.70 | 11.70 | 9.24 | 0 |   |  			
            | 2/7/2022 | +0.90 / +8.33% | 11.00 | 11.80 | 11.00 | 11.70 | 11.29 | 9.24 | 1,000 |   |  
            | 1/28/2022 | 0.00 / 0.00% | 10.80 | 10.80 | 10.70 | 10.80 | 10.77 | 8.53 | 6,300 |   |  			
            | 1/27/2022 | -0.30 / -2.70% | 11.00 | 11.00 | 10.70 | 10.80 | 10.75 | 8.53 | 6,800 |   |  
            | 1/26/2022 | -0.30 / -2.63% | 11.10 | 11.40 | 11.10 | 11.10 | 11.21 | 8.77 | 5,800 |   |  			
            | 1/25/2022 | -0.20 / -1.72% | 11.40 | 11.40 | 11.40 | 11.40 | 11.40 | 9.01 | 200 |   |  
            | 1/24/2022 | +0.10 / +0.87% | 12.00 | 12.00 | 11.60 | 11.60 | 12.00 | 9.17 | 1,000 |   |  			
            | 1/21/2022 | -0.40 / -3.36% | 11.10 | 12.30 | 11.00 | 11.50 | 11.59 | 9.09 | 59,700 |   |  
            | 1/20/2022 | +0.50 / +4.39% | 11.00 | 11.90 | 11.00 | 11.90 | 11.26 | 9.40 | 3,100 |   |  			
            | 1/19/2022 | +0.40 / +3.64% | 10.90 | 11.40 | 10.90 | 11.40 | 10.91 | 9.01 | 4,200 |   |  
            | 1/18/2022 | -0.80 / -6.78% | 11.70 | 11.70 | 10.90 | 11.00 | 11.01 | 8.69 | 14,700 |   |  			
            | 1/17/2022 | -0.30 / -2.48% | 12.10 | 12.10 | 11.80 | 11.80 | 12.03 | 9.32 | 1,100 |   |  
            | 1/14/2022 | +0.60 / +5.22% | 11.50 | 12.10 | 11.50 | 12.10 | 11.62 | 9.56 | 3,700 |   |  			
            | 1/13/2022 | -0.40 / -3.36% | 12.10 | 12.40 | 11.50 | 11.50 | 11.93 | 9.09 | 8,800 |   |  
            | 1/12/2022 | -0.30 / -2.46% | 12.10 | 12.10 | 11.60 | 11.90 | 11.67 | 9.40 | 4,200 |   |  			
            | 1/11/2022 | 0.00 / 0.00% | 12.10 | 12.20 | 12.10 | 12.20 | 12.20 | 9.64 | 10,900 |   |  
            | 1/10/2022 | -0.20 / -1.61% | 12.40 | 12.50 | 12.20 | 12.20 | 12.29 | 9.64 | 17,000 |   |  			
            | 1/7/2022 | +0.10 / +0.81% | 12.30 | 12.60 | 12.20 | 12.40 | 12.41 | 9.80 | 19,100 |   |  
            | 1/6/2022 | -0.10 / -0.81% | 12.40 | 12.50 | 12.30 | 12.30 | 12.34 | 9.72 | 4,700 |   |  			
            | 1/5/2022 | +0.30 / +2.48% | 12.10 | 12.50 | 12.00 | 12.40 | 12.22 | 9.80 | 16,200 |   |  
            | 1/4/2022 | -0.90 / -6.92% | 12.70 | 12.70 | 12.10 | 12.10 | 12.27 | 9.56 | 23,600 |   |  			
            | 12/31/2021 | -0.40 / -2.99% | 14.00 | 14.50 | 13.00 | 13.00 | 13.82 | 10.27 | 25,900 |   |  
            | 12/30/2021 | +1.20 / +9.84% | 13.40 | 13.40 | 12.80 | 13.40 | 13.33 | 10.59 | 34,000 |   |  			
            | 12/29/2021 | +1.10 / +9.91% | 11.50 | 12.20 | 11.00 | 12.20 | 11.52 | 9.64 | 30,900 |   |  
            | 12/28/2021 | -0.40 / -3.48% | 11.10 | 11.30 | 11.00 | 11.10 | 11.15 | 8.77 | 16,500 |   |  |