| 
    
        
            | 
                    Closing price on 7/15/2019
                 |  |  
    
        |           
                
                    | Open | 44.60 |  
                    | High | 44.60 |  
                    | Low | 44.60 |  
                    | Volume | 200 |  
                    | Split-adjusted Price | 42.28 |  
                
             | 
 |  MAS Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 7/15/2019 | -0.60 / -1.33% | 44.60 | 44.60 | 44.60 | 44.60 | 44.60 | 42.28 | 200 |   |  
            | 7/12/2019 | +1.30 / +2.96% | 45.50 | 46.00 | 45.20 | 45.20 | 45.42 | 42.85 | 1,300 |   |  			
            | 7/11/2019 | -2.10 / -4.57% | 46.00 | 46.00 | 43.90 | 43.90 | 45.81 | 41.62 | 3,300 |   |  
            | 7/10/2019 | 0.00 / 0.00% | 46.00 | 46.00 | 46.00 | 46.00 | 46.00 | 43.61 | 2,500 |   |  			
            | 7/9/2019 | 0.00 / 0.00% | 46.00 | 46.00 | 46.00 | 46.00 | 46.00 | 43.61 | 2,300 |   |  
            | 7/8/2019 | -0.50 / -1.08% | 46.20 | 46.20 | 46.00 | 46.00 | 46.08 | 43.61 | 4,000 |   |  			
            | 7/5/2019 | 0.00 / 0.00% | 46.50 | 46.50 | 46.10 | 46.50 | 46.31 | 44.09 | 3,600 |   |  
            | 7/4/2019 | 0.00 / 0.00% | 46.50 | 46.50 | 46.50 | 46.50 | 46.50 | 44.09 | 800 |   |  			
            | 7/3/2019 | 0.00 / 0.00% | 46.50 | 46.50 | 46.50 | 46.50 | 46.50 | 44.09 | 300 |   |  
            | 7/2/2019 | -0.50 / -1.06% | 46.50 | 47.00 | 46.50 | 46.50 | 46.69 | 44.09 | 3,400 |   |  			
            | 7/1/2019 | 0.00 / 0.00% | 47.00 | 47.00 | 47.00 | 47.00 | 47.00 | 44.56 | 3,000 |   |  
            | 6/28/2019 | +1.80 / +3.98% | 47.00 | 47.00 | 47.00 | 47.00 | 47.00 | 44.56 | 600 |   |  			
            | 6/27/2019 | 0.00 / 0.00% | 45.20 | 45.20 | 45.20 | 45.20 | 45.20 | 42.85 | 0 |   |  
            | 6/26/2019 | 0.00 / 0.00% | 45.20 | 45.20 | 45.20 | 45.20 | 45.20 | 42.85 | 0 |   |  			
            | 6/25/2019 | -1.80 / -3.83% | 45.20 | 45.20 | 45.20 | 45.20 | 45.20 | 42.85 | 100 |   |  
            | 6/24/2019 | 0.00 / 0.00% | 47.00 | 47.00 | 46.50 | 47.00 | 46.98 | 44.56 | 3,100 |   |  			
            | 6/21/2019 | 0.00 / 0.00% | 47.00 | 47.00 | 47.00 | 47.00 | 47.00 | 44.56 | 0 |   |  
            | 6/20/2019 | 0.00 / 0.00% | 47.00 | 47.00 | 47.00 | 47.00 | 47.00 | 44.56 | 0 |   |  			
            | 6/19/2019 | 0.00 / 0.00% | 47.00 | 47.00 | 47.00 | 47.00 | 47.00 | 44.56 | 100 |   |  
            | 6/18/2019 | +0.80 / +1.73% | 46.00 | 47.00 | 46.00 | 47.00 | 46.60 | 44.56 | 500 |   |  			
            | 6/17/2019 | 0.00 / 0.00% | 46.20 | 46.20 | 46.20 | 46.20 | 46.20 | 43.80 | 100 |   |  
            | 6/14/2019 | +0.20 / +0.43% | 48.50 | 48.50 | 46.20 | 46.20 | 48.41 | 43.80 | 5,000 |   |  			
            | 6/13/2019 | 0.00 / 0.00% | 46.00 | 46.00 | 46.00 | 46.00 | 46.00 | 43.61 | 0 |   |  
            | 6/12/2019 | 0.00 / 0.00% | 46.00 | 46.00 | 46.00 | 46.00 | 46.00 | 43.61 | 0 |   |  			
            | 6/11/2019 | 0.00 / 0.00% | 46.00 | 46.00 | 46.00 | 46.00 | 46.00 | 43.61 | 1,200 |   |  
            | 6/10/2019 | 0.00 / 0.00% | 46.00 | 46.00 | 46.00 | 46.00 | 46.00 | 43.61 | 900 |   |  			
            | 6/7/2019 | -0.30 / -0.65% | 46.00 | 46.00 | 46.00 | 46.00 | 46.00 | 43.61 | 100 |   |  
            | 6/6/2019 | +3.10 / +7.18% | 45.80 | 46.30 | 45.80 | 46.30 | 46.06 | 43.90 | 1,300 |   |  			
            | 6/5/2019 | +0.50 / +1.17% | 43.10 | 43.20 | 43.10 | 43.20 | 43.15 | 40.96 | 1,900 |   |  
            | 6/4/2019 | 0.00 / 0.00% | 42.70 | 42.70 | 42.70 | 42.70 | 42.70 | 40.48 | 0 |   |  |