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                    Closing price on 5/19/2020
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                    | Open | 35.20 |  
                    | High | 35.20 |  
                    | Low | 35.20 |  
                    | Volume | 0 |  
                    | Split-adjusted Price | 35.20 |  
                
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 |  MAS Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 5/19/2020 | 0.00 / 0.00% | 35.20 | 35.20 | 35.20 | 35.20 | 35.20 | 35.20 | 0 |   |  
            | 5/18/2020 | +0.20 / +0.57% | 35.10 | 36.00 | 35.10 | 35.20 | 35.55 | 35.20 | 1,600 |   |  			
            | 5/15/2020 | -0.20 / -0.57% | 38.60 | 38.70 | 35.00 | 35.00 | 38.40 | 35.00 | 3,300 |   |  
            | 5/14/2020 | -0.80 / -2.22% | 36.00 | 36.00 | 35.20 | 35.20 | 35.51 | 35.20 | 2,800 |   |  			
            | 5/13/2020 | +0.60 / +1.69% | 35.80 | 36.00 | 35.80 | 36.00 | 35.95 | 36.00 | 6,400 |   |  
            | 5/12/2020 | -0.60 / -1.67% | 36.00 | 36.00 | 35.10 | 35.40 | 35.51 | 35.40 | 2,518 |   |  			
            | 5/11/2020 | +2.20 / +6.51% | 33.80 | 36.90 | 33.80 | 36.00 | 35.33 | 36.00 | 4,700 |   |  
            | 5/8/2020 | 0.00 / 0.00% | 35.00 | 35.00 | 33.80 | 33.80 | 34.22 | 33.80 | 16,000 |   |  			
            | 5/7/2020 | +1.60 / +4.97% | 33.00 | 34.90 | 33.00 | 33.80 | 34.06 | 33.80 | 2,200 |   |  
            | 5/6/2020 | +0.10 / +0.31% | 32.10 | 32.20 | 32.10 | 32.20 | 32.15 | 32.20 | 200 |   |  			
            | 5/5/2020 | 0.00 / 0.00% | 32.10 | 32.10 | 32.10 | 32.10 | 32.10 | 32.10 | 400 |   |  
            | 5/4/2020 | -2.40 / -6.96% | 34.50 | 34.50 | 32.10 | 32.10 | 33.54 | 32.10 | 2,041 |   |  			
            | 4/29/2020 | +1.10 / +3.29% | 33.40 | 34.50 | 33.40 | 34.50 | 33.71 | 34.50 | 900 |   |  
            | 4/28/2020 | -1.10 / -3.19% | 36.00 | 36.00 | 33.40 | 33.40 | 35.28 | 33.40 | 500 |   |  			
            | 4/27/2020 | 0.00 / 0.00% | 34.50 | 35.00 | 34.50 | 34.50 | 34.60 | 34.50 | 2,800 |   |  
            | 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 |   |  |