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            | 
                    Closing price on 9/26/2016
                 |  |  
    
        |           
                
                    | Open | 155.50 |  
                    | High | 155.90 |  
                    | Low | 155.00 |  
                    | Volume | 17,000 |  
                    | Split-adjusted Price | 89.83 |  
                
             | 
 |  MAS Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 9/26/2016 | -0.50 / -0.32% | 155.50 | 155.90 | 155.00 | 155.50 | 155.40 | 89.83 | 17,000 |   |  
            | 9/23/2016 | -0.50 / -0.32% | 156.50 | 156.50 | 156.00 | 156.00 | 156.50 | 90.12 | 3,500 |   |  			
            | 9/22/2016 | -2.00 / -1.26% | 158.00 | 158.00 | 156.00 | 156.50 | 156.47 | 90.41 | 3,100 |   |  
            | 9/21/2016 | -1.50 / -0.94% | 159.00 | 159.00 | 158.00 | 158.50 | 158.03 | 89.25 | 34,210 |   |  			
            | 9/20/2016 | 0.00 / 0.00% | 160.00 | 160.00 | 159.00 | 160.00 | 159.81 | 90.10 | 5,420 |   |  
            | 9/19/2016 | -1.00 / -0.62% | 160.00 | 160.00 | 160.00 | 160.00 | 160.00 | 90.10 | 9,920 |   |  			
            | 9/16/2016 | 0.00 / 0.00% | 160.00 | 161.00 | 159.10 | 161.00 | 159.98 | 90.66 | 3,900 |   |  
            | 9/15/2016 | -4.00 / -2.42% | 161.00 | 161.00 | 161.00 | 161.00 | 161.00 | 90.66 | 200 |   |  			
            | 9/14/2016 | +4.50 / +2.80% | 160.00 | 165.00 | 160.00 | 165.00 | 160.77 | 92.91 | 5,510 |   |  
            | 9/13/2016 | -1.50 / -0.93% | 154.10 | 161.00 | 154.10 | 160.50 | 157.69 | 90.38 | 2,430 |   |  			
            | 9/12/2016 | -1.50 / -0.92% | 162.00 | 162.00 | 161.00 | 162.00 | 161.75 | 91.22 | 4,200 |   |  
            | 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 |   |  |