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            | 
                    Closing price on 9/9/2016
                 |  |  
    
        |           
                
                    | Open | 165.00 |  
                    | High | 165.00 |  
                    | Low | 160.00 |  
                    | Volume | 6,981 |  
                    | Split-adjusted Price | 92.07 |  
                
             | 
 |  MAS Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 9/9/2016 | -1.50 / -0.91% | 165.00 | 165.00 | 160.00 | 163.50 | 162.24 | 92.07 | 6,981 |   |  
            | 9/8/2016 | +9.00 / +5.77% | 160.00 | 165.00 | 158.00 | 165.00 | 161.72 | 92.91 | 12,860 |   |  			
            | 9/7/2016 | +6.50 / +4.35% | 154.00 | 156.00 | 149.00 | 156.00 | 149.50 | 87.84 | 26,795 |   |  
            | 9/6/2016 | +5.50 / +3.82% | 144.00 | 149.90 | 144.00 | 149.50 | 146.25 | 84.18 | 9,340 |   |  			
            | 9/5/2016 | -0.50 / -0.35% | 141.00 | 144.00 | 141.00 | 144.00 | 141.02 | 81.09 | 1,400 |   |  
            | 9/1/2016 | +1.50 / +1.05% | 144.00 | 144.50 | 140.60 | 144.50 | 143.15 | 81.37 | 500 |   |  			
            | 8/31/2016 | -1.00 / -0.69% | 142.00 | 144.00 | 142.00 | 143.00 | 143.31 | 80.52 | 2,400 |   |  
            | 8/30/2016 | -2.00 / -1.37% | 133.00 | 144.00 | 133.00 | 144.00 | 140.09 | 81.09 | 5,600 |   |  			
            | 8/29/2016 | +8.50 / +6.18% | 140.00 | 146.00 | 139.10 | 146.00 | 139.82 | 82.21 | 1,136 |   |  
            | 8/26/2016 | +12.50 / +10.00% | 130.00 | 137.50 | 125.00 | 137.50 | 136.92 | 77.43 | 262,700 |   |  			
            | 8/25/2016 | -10.50 / -7.75% | 145.00 | 145.10 | 125.00 | 125.00 | 139.93 | 70.39 | 59,000 |   |  
            | 8/24/2016 | -13.30 / -8.94% | 149.00 | 149.50 | 135.50 | 135.50 | 148.84 | 76.30 | 14,410 |   |  			
            | 8/23/2016 | -0.10 / -0.07% | 148.90 | 148.90 | 148.50 | 148.80 | 148.71 | 83.79 | 9,519 |   |  
            | 8/22/2016 | -0.10 / -0.07% | 149.00 | 149.00 | 147.00 | 148.90 | 148.20 | 83.85 | 4,527 |   |  			
            | 8/19/2016 | +0.10 / +0.07% | 148.90 | 149.00 | 148.50 | 149.00 | 148.90 | 83.90 | 17,619 |   |  
            | 8/18/2016 | -0.10 / -0.07% | 149.00 | 149.00 | 148.00 | 148.90 | 148.35 | 83.85 | 13,707 |   |  			
            | 8/17/2016 | +0.50 / +0.34% | 148.50 | 149.00 | 148.50 | 149.00 | 148.67 | 83.90 | 1,867 |   |  
            | 8/16/2016 | 0.00 / 0.00% | 148.00 | 148.50 | 148.00 | 148.50 | 148.04 | 83.62 | 3,110 |   |  			
            | 8/15/2016 | +0.50 / +0.34% | 148.00 | 148.50 | 148.00 | 148.50 | 148.00 | 83.62 | 10,462 |   |  
            | 8/12/2016 | -1.50 / -1.00% | 150.00 | 150.00 | 148.00 | 148.00 | 148.49 | 83.34 | 15,210 |   |  			
            | 8/11/2016 | +0.50 / +0.34% | 149.00 | 149.50 | 149.00 | 149.50 | 149.01 | 84.18 | 8,800 |   |  
            | 8/10/2016 | 0.00 / 0.00% | 149.50 | 149.50 | 149.00 | 149.00 | 149.18 | 83.90 | 1,710 |   |  			
            | 8/9/2016 | -1.00 / -0.67% | 150.00 | 150.00 | 149.00 | 149.00 | 149.95 | 83.90 | 5,404 |   |  
            | 8/8/2016 | 0.00 / 0.00% | 150.00 | 150.00 | 150.00 | 150.00 | 150.00 | 84.46 | 5,600 |   |  			
            | 8/5/2016 | -1.50 / -0.99% | 152.30 | 152.30 | 150.00 | 150.00 | 150.72 | 84.46 | 8,800 |   |  
            | 8/4/2016 | -0.70 / -0.46% | 152.00 | 152.00 | 151.00 | 151.50 | 151.35 | 85.31 | 4,904 |   |  			
            | 8/3/2016 | +0.20 / +0.13% | 152.00 | 153.00 | 152.00 | 152.20 | 152.56 | 85.70 | 9,600 |   |  
            | 8/2/2016 | -2.00 / -1.30% | 154.00 | 154.00 | 152.00 | 152.00 | 153.16 | 85.59 | 4,600 |   |  			
            | 8/1/2016 | +0.10 / +0.06% | 154.00 | 154.00 | 153.00 | 154.00 | 153.91 | 86.72 | 13,000 |   |  
            | 7/29/2016 | +2.40 / +1.58% | 151.50 | 156.00 | 151.50 | 153.90 | 153.38 | 86.66 | 29,917 |   |  |