| 
                 
                    Closing price on 7/25/2017
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    94.00 | 
                 
                
                    | High | 
                    95.00 | 
                 
                
                    | Low | 
                    94.00 | 
                     
                
                    | Volume | 
                    3,370 | 
                                 
                
                    | Split-adjusted Price | 
                    79.80 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
MAS Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                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
             |            
            
                 
             |                                       
         
    
        
            | 
                7/6/2017
             | 
            
                -0.50 / -0.52%
             |             
            
                96.00
             |           
            
                96.00
             |               
            
                95.00
             |                           
            
                95.50
             | 
            
                95.31
             |                     
            
                81.07
             |                                 
            
                6,017
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/5/2017
             | 
            
                +0.50 / +0.52%
             |             
            
                96.00
             |           
            
                96.00
             |               
            
                96.00
             |                           
            
                96.00
             | 
            
                96.00
             |                     
            
                81.50
             |                                 
            
                4,532
             |            
            
                 
             |                                       
         
    
        
            | 
                7/4/2017
             | 
            
                +0.20 / +0.21%
             |             
            
                96.00
             |           
            
                96.00
             |               
            
                95.30
             |                           
            
                95.50
             | 
            
                95.51
             |                     
            
                81.07
             |                                 
            
                9,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/3/2017
             | 
            
                +0.20 / +0.21%
             |             
            
                96.00
             |           
            
                96.00
             |               
            
                94.50
             |                           
            
                95.30
             | 
            
                95.47
             |                     
            
                80.90
             |                                 
            
                14,337
             |            
            
                 
             |                                       
         
    
        
            | 
                6/30/2017
             | 
            
                -0.10 / -0.11%
             |             
            
                95.00
             |           
            
                95.20
             |               
            
                95.00
             |                           
            
                95.10
             | 
            
                95.03
             |                     
            
                80.73
             |                                 
            
                11,496
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/29/2017
             | 
            
                +0.20 / +0.21%
             |             
            
                95.00
             |           
            
                95.40
             |               
            
                95.00
             |                           
            
                95.20
             | 
            
                95.08
             |                     
            
                80.82
             |                                 
            
                3,430
             |            
            
                 
             |                                       
         
    
        
            | 
                6/28/2017
             | 
            
                -0.80 / -0.84%
             |             
            
                95.80
             |           
            
                95.80
             |               
            
                88.00
             |                           
            
                95.00
             | 
            
                94.34
             |                     
            
                80.65
             |                                 
            
                5,808
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/27/2017
             | 
            
                0.00 / 0.00%
             |             
            
                96.00
             |           
            
                96.00
             |               
            
                95.70
             |                           
            
                95.80
             | 
            
                95.81
             |                     
            
                81.33
             |                                 
            
                6,904
             |            
            
                 
             |                                       
         
    
        
            | 
                6/26/2017
             | 
            
                0.00 / 0.00%
             |             
            
                95.50
             |           
            
                95.80
             |               
            
                95.00
             |                           
            
                95.80
             | 
            
                95.66
             |                     
            
                81.33
             |                                 
            
                6,399
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/23/2017
             | 
            
                0.00 / 0.00%
             |             
            
                95.80
             |           
            
                95.80
             |               
            
                95.80
             |                           
            
                95.80
             | 
            
                95.80
             |                     
            
                81.33
             |                                 
            
                4,212
             |            
            
                 
             |                                       
         
    
        
            | 
                6/22/2017
             | 
            
                0.00 / 0.00%
             |             
            
                97.00
             |           
            
                97.00
             |               
            
                95.80
             |                           
            
                95.80
             | 
            
                95.91
             |                     
            
                81.33
             |                                 
            
                22,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/21/2017
             | 
            
                -0.20 / -0.21%
             |             
            
                96.00
             |           
            
                96.00
             |               
            
                95.70
             |                           
            
                95.80
             | 
            
                95.89
             |                     
            
                81.33
             |                                 
            
                8,200
             |            
            
                 
             |                                       
         
    
        
            | 
                6/20/2017
             | 
            
                +0.30 / +0.31%
             |             
            
                95.70
             |           
            
                97.00
             |               
            
                95.70
             |                           
            
                96.00
             | 
            
                96.40
             |                     
            
                81.50
             |                                 
            
                2,505
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/19/2017
             | 
            
                +0.10 / +0.10%
             |             
            
                96.00
             |           
            
                96.00
             |               
            
                95.00
             |                           
            
                95.70
             | 
            
                95.68
             |                     
            
                81.24
             |                                 
            
                4,475
             |            
            
                 
             |                                       
         
    
        
            | 
                6/16/2017
             | 
            
                -1.10 / -1.14%
             |             
            
                96.50
             |           
            
                96.50
             |               
            
                95.60
             |                           
            
                95.60
             | 
            
                96.05
             |                     
            
                81.16
             |                                 
            
                7,043
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/15/2017
             | 
            
                +1.30 / +1.36%
             |             
            
                95.30
             |           
            
                97.00
             |               
            
                95.30
             |                           
            
                96.70
             | 
            
                96.34
             |                     
            
                82.09
             |                                 
            
                2,390
             |            
            
                 
             |                                       
         
    
        
            | 
                6/14/2017
             | 
            
                -0.60 / -0.63%
             |             
            
                95.50
             |           
            
                95.80
             |               
            
                95.30
             |                           
            
                95.40
             | 
            
                95.53
             |                     
            
                80.99
             |                                 
            
                10,519
             |  
            
                 
             |                                                              
             
    
         
    
    
 |