| 
    
        
            | 
                    Closing price on 4/24/2020
                 |  |  
    
        |           
                
                    | Open | 34.50 |  
                    | High | 34.50 |  
                    | Low | 34.50 |  
                    | Volume | 800 |  
                    | Split-adjusted Price | 34.50 |  
                
             | 
 |  MAS Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 4/24/2020 | +0.40 / +1.17% | 34.50 | 34.50 | 34.50 | 34.50 | 34.50 | 34.50 | 800 |   |  
            | 4/23/2020 | 0.00 / 0.00% | 35.50 | 36.00 | 34.10 | 34.10 | 35.32 | 34.10 | 1,000 |   |  			
            | 4/22/2020 | -1.90 / -5.28% | 36.00 | 36.00 | 34.00 | 34.10 | 35.51 | 34.10 | 2,800 |   |  
            | 4/21/2020 | +0.80 / +2.27% | 38.00 | 38.00 | 36.00 | 36.00 | 36.94 | 36.00 | 7,300 |   |  			
            | 4/20/2020 | +3.20 / +10.00% | 33.00 | 35.20 | 33.00 | 35.20 | 34.40 | 35.20 | 8,400 |   |  
            | 4/17/2020 | +1.00 / +3.23% | 31.30 | 32.00 | 31.00 | 32.00 | 31.84 | 32.00 | 8,700 |   |  			
            | 4/16/2020 | +0.60 / +1.97% | 30.00 | 31.00 | 30.00 | 31.00 | 30.63 | 31.00 | 800 |   |  
            | 4/15/2020 | 0.00 / 0.00% | 30.40 | 30.40 | 30.40 | 30.40 | 30.40 | 30.40 | 400 |   |  			
            | 4/14/2020 | -1.60 / -5.00% | 31.00 | 31.00 | 30.40 | 30.40 | 30.71 | 30.40 | 3,300 |   |  
            | 4/13/2020 | +1.20 / +3.90% | 31.90 | 33.80 | 31.90 | 32.00 | 32.75 | 32.00 | 3,000 |   |  			
            | 4/10/2020 | +0.30 / +0.98% | 30.50 | 33.50 | 30.50 | 30.80 | 31.15 | 30.80 | 7,400 |   |  
            | 4/9/2020 | +1.50 / +5.17% | 29.00 | 30.50 | 29.00 | 30.50 | 29.89 | 30.50 | 2,300 |   |  			
            | 4/8/2020 | +1.60 / +5.84% | 27.90 | 30.10 | 27.90 | 29.00 | 29.22 | 29.00 | 1,800 |   |  
            | 4/7/2020 | +1.30 / +4.98% | 27.00 | 27.40 | 27.00 | 27.40 | 27.06 | 27.40 | 704 |   |  			
            | 4/6/2020 | +0.60 / +2.35% | 26.00 | 28.00 | 26.00 | 26.10 | 26.81 | 26.10 | 1,000 |   |  
            | 4/3/2020 | +1.30 / +5.37% | 23.80 | 25.50 | 23.50 | 25.50 | 24.42 | 25.50 | 500 |   |  			
            | 4/1/2020 | 0.00 / 0.00% | 24.20 | 24.20 | 24.20 | 24.20 | 24.20 | 24.20 | 0 |   |  
            | 3/31/2020 | 0.00 / 0.00% | 24.20 | 24.20 | 24.20 | 24.20 | 24.20 | 24.20 | 0 |   |  			
            | 3/30/2020 | -0.70 / -2.81% | 24.00 | 24.20 | 24.00 | 24.20 | 24.08 | 24.20 | 800 |   |  
            | 3/27/2020 | +0.40 / +1.63% | 24.80 | 25.00 | 24.80 | 24.90 | 24.89 | 24.90 | 7,100 |   |  			
            | 3/26/2020 | -2.00 / -7.55% | 26.50 | 26.50 | 24.50 | 24.50 | 26.39 | 24.50 | 10,300 |   |  
            | 3/25/2020 | +0.70 / +2.71% | 26.50 | 26.50 | 26.50 | 26.50 | 26.50 | 26.50 | 200 |   |  			
            | 3/24/2020 | +2.30 / +9.79% | 25.80 | 25.80 | 25.80 | 25.80 | 25.80 | 25.80 | 1,200 |   |  
            | 3/23/2020 | -2.60 / -9.96% | 26.00 | 26.00 | 23.50 | 23.50 | 23.78 | 23.50 | 5,800 |   |  			
            | 3/20/2020 | -0.80 / -2.97% | 26.10 | 26.10 | 26.10 | 26.10 | 26.10 | 26.10 | 500 |   |  
            | 3/19/2020 | -2.50 / -8.50% | 26.90 | 26.90 | 26.90 | 26.90 | 26.90 | 26.90 | 200 |   |  			
            | 3/18/2020 | +2.60 / +9.70% | 29.30 | 29.40 | 29.30 | 29.40 | 29.39 | 29.40 | 1,400 |   |  
            | 3/17/2020 | -1.60 / -5.63% | 26.80 | 26.80 | 26.80 | 26.80 | 26.80 | 26.80 | 220 |   |  			
            | 3/16/2020 | -2.60 / -8.39% | 28.50 | 28.50 | 28.40 | 28.40 | 28.42 | 28.40 | 4,500 |   |  
            | 3/13/2020 | -1.00 / -3.13% | 31.00 | 31.00 | 31.00 | 31.00 | 31.00 | 31.00 | 200 |   |  |