| 
                 
                    Closing price on 8/17/2017
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    92.00 | 
                 
                
                    | High | 
                    92.00 | 
                 
                
                    | Low | 
                    90.10 | 
                     
                
                    | Volume | 
                    31,200 | 
                                 
                
                    | Split-adjusted Price | 
                    76.49 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
MAS Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                8/17/2017
             | 
            
                -1.90 / -2.07%
             |             
            
                92.00
             |           
            
                92.00
             |               
            
                90.10
             |                           
            
                90.10
             | 
            
                91.13
             |                     
            
                76.49
             |                                 
            
                31,200
             |            
            
                 
             |                                       
         
    
        
            | 
                8/16/2017
             | 
            
                +1.70 / +1.88%
             |             
            
                90.50
             |           
            
                93.00
             |               
            
                90.30
             |                           
            
                92.00
             | 
            
                91.99
             |                     
            
                78.10
             |                                 
            
                38,220
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/15/2017
             | 
            
                +1.50 / +1.69%
             |             
            
                88.80
             |           
            
                90.70
             |               
            
                88.80
             |                           
            
                90.30
             | 
            
                90.40
             |                     
            
                76.66
             |                                 
            
                49,974
             |            
            
                 
             |                                       
         
    
        
            | 
                8/14/2017
             | 
            
                -0.60 / -0.67%
             |             
            
                89.90
             |           
            
                89.90
             |               
            
                88.80
             |                           
            
                88.80
             | 
            
                89.51
             |                     
            
                75.39
             |                                 
            
                4,830
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/11/2017
             | 
            
                -0.60 / -0.67%
             |             
            
                89.50
             |           
            
                89.60
             |               
            
                89.40
             |                           
            
                89.40
             | 
            
                89.46
             |                     
            
                75.90
             |                                 
            
                2,486
             |            
            
                 
             |                                       
         
    
        
            | 
                8/10/2017
             | 
            
                +0.50 / +0.56%
             |             
            
                89.90
             |           
            
                90.00
             |               
            
                89.90
             |                           
            
                90.00
             | 
            
                89.95
             |                     
            
                76.40
             |                                 
            
                4,831
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/9/2017
             | 
            
                +1.30 / +1.47%
             |             
            
                90.00
             |           
            
                92.00
             |               
            
                89.00
             |                           
            
                89.50
             | 
            
                90.39
             |                     
            
                75.98
             |                                 
            
                53,670
             |            
            
                 
             |                                       
         
    
        
            | 
                8/8/2017
             | 
            
                -0.50 / -0.56%
             |             
            
                89.00
             |           
            
                89.00
             |               
            
                88.00
             |                           
            
                88.20
             | 
            
                88.51
             |                     
            
                74.88
             |                                 
            
                9,750
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/7/2017
             | 
            
                -0.30 / -0.34%
             |             
            
                88.90
             |           
            
                89.20
             |               
            
                88.60
             |                           
            
                88.70
             | 
            
                88.91
             |                     
            
                75.30
             |                                 
            
                9,796
             |            
            
                 
             |                                       
         
    
        
            | 
                8/4/2017
             | 
            
                0.00 / 0.00%
             |             
            
                89.00
             |           
            
                89.00
             |               
            
                89.00
             |                           
            
                89.00
             | 
            
                89.00
             |                     
            
                75.56
             |                                 
            
                3,870
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/3/2017
             | 
            
                +0.40 / +0.45%
             |             
            
                88.90
             |           
            
                89.40
             |               
            
                88.60
             |                           
            
                89.00
             | 
            
                89.06
             |                     
            
                75.56
             |                                 
            
                8,400
             |            
            
                 
             |                                       
         
    
        
            | 
                8/2/2017
             | 
            
                -1.40 / -1.56%
             |             
            
                89.00
             |           
            
                89.00
             |               
            
                88.60
             |                           
            
                88.60
             | 
            
                88.68
             |                     
            
                75.22
             |                                 
            
                3,823
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/1/2017
             | 
            
                -1.00 / -1.10%
             |             
            
                90.90
             |           
            
                90.90
             |               
            
                88.80
             |                           
            
                90.00
             | 
            
                89.75
             |                     
            
                76.40
             |                                 
            
                6,268
             |            
            
                 
             |                                       
         
    
        
            | 
                7/31/2017
             | 
            
                -1.00 / -1.09%
             |             
            
                92.00
             |           
            
                92.00
             |               
            
                90.00
             |                           
            
                91.00
             | 
            
                91.06
             |                     
            
                77.25
             |                                 
            
                3,815
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/28/2017
             | 
            
                0.00 / 0.00%
             |             
            
                92.00
             |           
            
                92.00
             |               
            
                92.00
             |                           
            
                92.00
             | 
            
                92.00
             |                     
            
                78.10
             |                                 
            
                2,175
             |            
            
                 
             |                                       
         
    
        
            | 
                7/27/2017
             | 
            
                +4.00 / +4.55%
             |             
            
                88.00
             |           
            
                92.00
             |               
            
                88.00
             |                           
            
                92.00
             | 
            
                89.18
             |                     
            
                78.10
             |                                 
            
                9,650
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/26/2017
             | 
            
                -6.00 / -6.38%
             |             
            
                94.50
             |           
            
                94.50
             |               
            
                85.00
             |                           
            
                88.00
             | 
            
                87.29
             |                     
            
                74.71
             |                                 
            
                36,078
             |            
            
                 
             |                                       
         
    
        
            | 
                7/25/2017
             | 
            
                -0.50 / -0.53%
             |             
            
                94.00
             |           
            
                95.00
             |               
            
                94.00
             |                           
            
                94.00
             | 
            
                94.61
             |                     
            
                79.80
             |                                 
            
                3,370
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/24/2017
             | 
            
                -1.20 / -1.25%
             |             
            
                95.00
             |           
            
                95.00
             |               
            
                94.50
             |                           
            
                94.50
             | 
            
                94.56
             |                     
            
                80.22
             |                                 
            
                2,523
             |            
            
                 
             |                                       
         
    
        
            | 
                7/21/2017
             | 
            
                +0.20 / +0.21%
             |             
            
                96.00
             |           
            
                96.00
             |               
            
                95.50
             |                           
            
                95.70
             | 
            
                95.83
             |                     
            
                81.24
             |                                 
            
                3,760
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/20/2017
             | 
            
                -0.50 / -0.52%
             |             
            
                95.60
             |           
            
                95.60
             |               
            
                95.50
             |                           
            
                95.50
             | 
            
                95.53
             |                     
            
                81.07
             |                                 
            
                800
             |            
            
                 
             |                                       
         
    
        
            | 
                7/19/2017
             | 
            
                +1.10 / +1.16%
             |             
            
                95.00
             |           
            
                96.00
             |               
            
                95.00
             |                           
            
                96.00
             | 
            
                95.95
             |                     
            
                81.50
             |                                 
            
                4,710
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/18/2017
             | 
            
                0.00 / 0.00%
             |             
            
                96.00
             |           
            
                96.00
             |               
            
                94.90
             |                           
            
                94.90
             | 
            
                95.31
             |                     
            
                80.56
             |                                 
            
                14,110
             |            
            
                 
             |                                       
         
    
        
            | 
                7/17/2017
             | 
            
                -0.10 / -0.11%
             |             
            
                94.10
             |           
            
                95.00
             |               
            
                94.00
             |                           
            
                94.90
             | 
            
                94.58
             |                     
            
                80.56
             |                                 
            
                1,235
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/14/2017
             | 
            
                -1.00 / -1.04%
             |             
            
                96.00
             |           
            
                96.50
             |               
            
                95.00
             |                           
            
                95.00
             | 
            
                95.26
             |                     
            
                80.65
             |                                 
            
                3,820
             |            
            
                 
             |                                       
         
    
        
            | 
                7/13/2017
             | 
            
                -1.00 / -1.03%
             |             
            
                94.10
             |           
            
                96.00
             |               
            
                94.10
             |                           
            
                96.00
             | 
            
                95.90
             |                     
            
                81.50
             |                                 
            
                2,094
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/12/2017
             | 
            
                +1.60 / +1.68%
             |             
            
                96.00
             |           
            
                97.00
             |               
            
                95.40
             |                           
            
                97.00
             | 
            
                95.96
             |                     
            
                82.35
             |                                 
            
                7,780
             |            
            
                 
             |                                       
         
    
        
            | 
                7/11/2017
             | 
            
                +0.40 / +0.42%
             |             
            
                95.00
             |           
            
                95.60
             |               
            
                95.00
             |                           
            
                95.40
             | 
            
                95.15
             |                     
            
                80.99
             |                                 
            
                5,310
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/10/2017
             | 
            
                -0.40 / -0.42%
             |             
            
                95.50
             |           
            
                95.50
             |               
            
                95.00
             |                           
            
                95.00
             | 
            
                95.27
             |                     
            
                80.65
             |                                 
            
                4,535
             |            
            
                 
             |                                       
         
    
        
            | 
                7/7/2017
             | 
            
                -0.10 / -0.10%
             |             
            
                95.50
             |           
            
                95.50
             |               
            
                95.40
             |                           
            
                95.40
             | 
            
                95.44
             |                     
            
                80.99
             |                                 
            
                3,370
             |  
            
                 
             |                                                              
             
    
         
    
    
 |