| 
                 
                    Closing price on 1/25/2018
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    88.60 | 
                 
                
                    | High | 
                    89.90 | 
                 
                
                    | Low | 
                    85.20 | 
                     
                
                    | Volume | 
                    3,300 | 
                                 
                
                    | Split-adjusted Price | 
                    79.14 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
MAS Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                1/25/2018
             | 
            
                0.00 / 0.00%
             |             
            
                88.60
             |           
            
                89.90
             |               
            
                85.20
             |                           
            
                89.00
             | 
            
                87.71
             |                     
            
                79.14
             |                                 
            
                3,300
             |            
            
                 
             |                                       
         
    
        
            | 
                1/24/2018
             | 
            
                +0.10 / +0.11%
             |             
            
                89.00
             |           
            
                89.00
             |               
            
                89.00
             |                           
            
                89.00
             | 
            
                89.00
             |                     
            
                79.14
             |                                 
            
                1,121
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/23/2018
             | 
            
                -0.90 / -1.00%
             |             
            
                89.90
             |           
            
                89.90
             |               
            
                88.80
             |                           
            
                88.90
             | 
            
                89.37
             |                     
            
                79.05
             |                                 
            
                2,300
             |            
            
                 
             |                                       
         
    
        
            | 
                1/22/2018
             | 
            
                -0.20 / -0.22%
             |             
            
                90.00
             |           
            
                90.00
             |               
            
                89.00
             |                           
            
                89.80
             | 
            
                89.55
             |                     
            
                79.85
             |                                 
            
                1,103
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/19/2018
             | 
            
                +0.20 / +0.22%
             |             
            
                90.00
             |           
            
                90.00
             |               
            
                90.00
             |                           
            
                90.00
             | 
            
                90.00
             |                     
            
                80.03
             |                                 
            
                1,845
             |            
            
                 
             |                                       
         
    
        
            | 
                1/18/2018
             | 
            
                +0.20 / +0.22%
             |             
            
                90.00
             |           
            
                90.00
             |               
            
                89.60
             |                           
            
                89.80
             | 
            
                89.65
             |                     
            
                79.85
             |                                 
            
                1,538
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/17/2018
             | 
            
                0.00 / 0.00%
             |             
            
                89.60
             |           
            
                89.60
             |               
            
                89.60
             |                           
            
                89.60
             | 
            
                89.60
             |                     
            
                79.67
             |                                 
            
                3,000
             |            
            
                 
             |                                       
         
    
        
            | 
                1/16/2018
             | 
            
                +0.10 / +0.11%
             |             
            
                89.50
             |           
            
                89.70
             |               
            
                89.50
             |                           
            
                89.60
             | 
            
                89.53
             |                     
            
                79.67
             |                                 
            
                1,904
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/15/2018
             | 
            
                0.00 / 0.00%
             |             
            
                89.20
             |           
            
                89.50
             |               
            
                89.20
             |                           
            
                89.50
             | 
            
                89.35
             |                     
            
                79.59
             |                                 
            
                626
             |            
            
                 
             |                                       
         
    
        
            | 
                1/12/2018
             | 
            
                +0.30 / +0.34%
             |             
            
                89.20
             |           
            
                89.50
             |               
            
                89.20
             |                           
            
                89.50
             | 
            
                89.49
             |                     
            
                79.59
             |                                 
            
                5,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/11/2018
             | 
            
                +0.20 / +0.22%
             |             
            
                89.00
             |           
            
                89.20
             |               
            
                89.00
             |                           
            
                89.20
             | 
            
                89.18
             |                     
            
                79.32
             |                                 
            
                2,000
             |            
            
                 
             |                                       
         
    
        
            | 
                1/10/2018
             | 
            
                +0.50 / +0.56%
             |             
            
                88.50
             |           
            
                89.20
             |               
            
                88.50
             |                           
            
                89.00
             | 
            
                89.00
             |                     
            
                79.14
             |                                 
            
                16,675
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/9/2018
             | 
            
                0.00 / 0.00%
             |             
            
                88.00
             |           
            
                89.00
             |               
            
                88.00
             |                           
            
                88.50
             | 
            
                88.49
             |                     
            
                78.70
             |                                 
            
                8,075
             |            
            
                 
             |                                       
         
    
        
            | 
                1/8/2018
             | 
            
                -0.50 / -0.56%
             |             
            
                89.00
             |           
            
                89.00
             |               
            
                88.10
             |                           
            
                88.50
             | 
            
                88.84
             |                     
            
                78.70
             |                                 
            
                6,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/5/2018
             | 
            
                +0.10 / +0.11%
             |             
            
                89.20
             |           
            
                89.20
             |               
            
                89.00
             |                           
            
                89.00
             | 
            
                89.13
             |                     
            
                79.14
             |                                 
            
                10,140
             |            
            
                 
             |                                       
         
    
        
            | 
                1/4/2018
             | 
            
                +1.40 / +1.60%
             |             
            
                88.50
             |           
            
                88.90
             |               
            
                88.00
             |                           
            
                88.90
             | 
            
                88.46
             |                     
            
                79.05
             |                                 
            
                7,510
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/3/2018
             | 
            
                -1.50 / -1.69%
             |             
            
                89.50
             |           
            
                89.50
             |               
            
                87.50
             |                           
            
                87.50
             | 
            
                88.34
             |                     
            
                77.81
             |                                 
            
                21,101
             |            
            
                 
             |                                       
         
    
        
            | 
                1/2/2018
             | 
            
                -0.80 / -0.89%
             |             
            
                89.10
             |           
            
                89.10
             |               
            
                89.00
             |                           
            
                89.00
             | 
            
                89.02
             |                     
            
                79.14
             |                                 
            
                1,320
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/29/2017
             | 
            
                +0.80 / +0.90%
             |             
            
                89.10
             |           
            
                89.80
             |               
            
                89.10
             |                           
            
                89.80
             | 
            
                89.57
             |                     
            
                79.85
             |                                 
            
                4,100
             |            
            
                 
             |                                       
         
    
        
            | 
                12/28/2017
             | 
            
                -0.60 / -0.67%
             |             
            
                89.60
             |           
            
                89.60
             |               
            
                89.00
             |                           
            
                89.00
             | 
            
                89.56
             |                     
            
                79.14
             |                                 
            
                2,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/27/2017
             | 
            
                -0.40 / -0.44%
             |             
            
                90.00
             |           
            
                90.00
             |               
            
                89.60
             |                           
            
                89.60
             | 
            
                89.95
             |                     
            
                79.67
             |                                 
            
                7,000
             |            
            
                 
             |                                       
         
    
        
            | 
                12/26/2017
             | 
            
                0.00 / 0.00%
             |             
            
                90.00
             |           
            
                90.00
             |               
            
                90.00
             |                           
            
                90.00
             | 
            
                90.00
             |                     
            
                80.03
             |                                 
            
                5,226
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/25/2017
             | 
            
                +1.00 / +1.12%
             |             
            
                90.50
             |           
            
                90.50
             |               
            
                90.00
             |                           
            
                90.00
             | 
            
                90.25
             |                     
            
                80.03
             |                                 
            
                5,658
             |            
            
                 
             |                                       
         
    
        
            | 
                12/22/2017
             | 
            
                0.00 / 0.00%
             |             
            
                88.80
             |           
            
                89.90
             |               
            
                88.80
             |                           
            
                89.00
             | 
            
                88.98
             |                     
            
                79.14
             |                                 
            
                2,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/21/2017
             | 
            
                0.00 / 0.00%
             |             
            
                92.00
             |           
            
                93.00
             |               
            
                87.50
             |                           
            
                89.00
             | 
            
                89.88
             |                     
            
                79.14
             |                                 
            
                3,600
             |            
            
                 
             |                                       
         
    
        
            | 
                12/20/2017
             | 
            
                -0.50 / -0.56%
             |             
            
                89.50
             |           
            
                89.50
             |               
            
                89.00
             |                           
            
                89.00
             | 
            
                89.18
             |                     
            
                79.14
             |                                 
            
                600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/19/2017
             | 
            
                -0.50 / -0.56%
             |             
            
                90.00
             |           
            
                90.00
             |               
            
                89.10
             |                           
            
                89.50
             | 
            
                89.44
             |                     
            
                79.59
             |                                 
            
                9,000
             |            
            
                 
             |                                       
         
    
        
            | 
                12/18/2017
             | 
            
                +0.20 / +0.22%
             |             
            
                90.00
             |           
            
                90.50
             |               
            
                90.00
             |                           
            
                90.00
             | 
            
                90.04
             |                     
            
                80.03
             |                                 
            
                4,228
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/15/2017
             | 
            
                +0.40 / +0.45%
             |             
            
                89.40
             |           
            
                89.80
             |               
            
                89.00
             |                           
            
                89.80
             | 
            
                89.53
             |                     
            
                79.85
             |                                 
            
                3,400
             |            
            
                 
             |                                       
         
    
        
            | 
                12/14/2017
             | 
            
                +0.10 / +0.11%
             |             
            
                89.30
             |           
            
                89.40
             |               
            
                89.00
             |                           
            
                89.40
             | 
            
                89.26
             |                     
            
                79.50
             |                                 
            
                1,039
             |  
            
                 
             |                                                              
             
    
         
    
    
 |