| 
                 
                    Closing price on 1/23/2019
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    45.00 | 
                 
                
                    | High | 
                    45.00 | 
                 
                
                    | Low | 
                    45.00 | 
                     
                
                    | Volume | 
                    0 | 
                                 
                
                    | Split-adjusted Price | 
                    42.66 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
MAS Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                1/23/2019
             | 
            
                0.00 / 0.00%
             |             
            
                45.00
             |           
            
                45.00
             |               
            
                45.00
             |                           
            
                45.00
             | 
            
                45.00
             |                     
            
                42.66
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                1/22/2019
             | 
            
                0.00 / 0.00%
             |             
            
                45.00
             |           
            
                45.00
             |               
            
                45.00
             |                           
            
                45.00
             | 
            
                45.00
             |                     
            
                42.66
             |                                 
            
                100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/21/2019
             | 
            
                +0.50 / +1.12%
             |             
            
                44.50
             |           
            
                45.00
             |               
            
                44.50
             |                           
            
                45.00
             | 
            
                44.86
             |                     
            
                42.66
             |                                 
            
                700
             |            
            
                 
             |                                       
         
    
        
            | 
                1/18/2019
             | 
            
                -1.50 / -3.26%
             |             
            
                44.50
             |           
            
                44.50
             |               
            
                44.50
             |                           
            
                44.50
             | 
            
                44.50
             |                     
            
                42.19
             |                                 
            
                100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/17/2019
             | 
            
                +1.50 / +3.37%
             |             
            
                44.60
             |           
            
                46.00
             |               
            
                44.60
             |                           
            
                46.00
             | 
            
                45.83
             |                     
            
                43.61
             |                                 
            
                2,500
             |            
            
                 
             |                                       
         
    
        
            | 
                1/16/2019
             | 
            
                -0.50 / -1.11%
             |             
            
                45.00
             |           
            
                46.00
             |               
            
                44.30
             |                           
            
                44.50
             | 
            
                45.48
             |                     
            
                42.19
             |                                 
            
                2,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/15/2019
             | 
            
                -2.90 / -6.05%
             |             
            
                45.10
             |           
            
                45.10
             |               
            
                45.00
             |                           
            
                45.00
             | 
            
                45.01
             |                     
            
                42.66
             |                                 
            
                1,600
             |            
            
                 
             |                                       
         
    
        
            | 
                1/14/2019
             | 
            
                +4.10 / +9.36%
             |             
            
                48.00
             |           
            
                48.00
             |               
            
                44.80
             |                           
            
                47.90
             | 
            
                45.70
             |                     
            
                45.41
             |                                 
            
                700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/11/2019
             | 
            
                0.00 / 0.00%
             |             
            
                43.80
             |           
            
                43.80
             |               
            
                43.80
             |                           
            
                43.80
             | 
            
                43.80
             |                     
            
                41.53
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                1/10/2019
             | 
            
                -0.30 / -0.68%
             |             
            
                43.60
             |           
            
                43.80
             |               
            
                43.50
             |                           
            
                43.80
             | 
            
                43.72
             |                     
            
                41.53
             |                                 
            
                1,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/9/2019
             | 
            
                0.00 / 0.00%
             |             
            
                44.10
             |           
            
                44.10
             |               
            
                44.10
             |                           
            
                44.10
             | 
            
                44.10
             |                     
            
                41.81
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                1/8/2019
             | 
            
                0.00 / 0.00%
             |             
            
                44.10
             |           
            
                44.10
             |               
            
                44.10
             |                           
            
                44.10
             | 
            
                44.10
             |                     
            
                41.81
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/7/2019
             | 
            
                0.00 / 0.00%
             |             
            
                44.10
             |           
            
                44.10
             |               
            
                44.10
             |                           
            
                44.10
             | 
            
                44.10
             |                     
            
                41.81
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                1/4/2019
             | 
            
                -1.40 / -3.08%
             |             
            
                44.60
             |           
            
                44.60
             |               
            
                44.00
             |                           
            
                44.10
             | 
            
                44.24
             |                     
            
                41.81
             |                                 
            
                4,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/3/2019
             | 
            
                +1.50 / +3.41%
             |             
            
                46.00
             |           
            
                46.00
             |               
            
                45.50
             |                           
            
                45.50
             | 
            
                45.97
             |                     
            
                43.14
             |                                 
            
                4,300
             |            
            
                 
             |                                       
         
    
        
            | 
                1/2/2019
             | 
            
                0.00 / 0.00%
             |             
            
                44.00
             |           
            
                44.00
             |               
            
                44.00
             |                           
            
                44.00
             | 
            
                44.00
             |                     
            
                41.72
             |                                 
            
                100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/28/2018
             | 
            
                -3.00 / -6.38%
             |             
            
                46.40
             |           
            
                46.40
             |               
            
                44.00
             |                           
            
                44.00
             | 
            
                44.31
             |                     
            
                41.72
             |                                 
            
                2,200
             |            
            
                 
             |                                       
         
    
        
            | 
                12/27/2018
             | 
            
                +4.00 / +9.30%
             |             
            
                43.00
             |           
            
                47.00
             |               
            
                43.00
             |                           
            
                47.00
             | 
            
                46.96
             |                     
            
                44.56
             |                                 
            
                10,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/26/2018
             | 
            
                0.00 / 0.00%
             |             
            
                43.00
             |           
            
                43.00
             |               
            
                43.00
             |                           
            
                43.00
             | 
            
                43.00
             |                     
            
                40.77
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                12/25/2018
             | 
            
                -0.50 / -1.15%
             |             
            
                43.50
             |           
            
                43.50
             |               
            
                43.00
             |                           
            
                43.00
             | 
            
                43.23
             |                     
            
                40.77
             |                                 
            
                2,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/24/2018
             | 
            
                +0.50 / +1.16%
             |             
            
                43.00
             |           
            
                43.50
             |               
            
                43.00
             |                           
            
                43.50
             | 
            
                43.35
             |                     
            
                41.24
             |                                 
            
                5,700
             |            
            
                 
             |                                       
         
    
        
            | 
                12/21/2018
             | 
            
                0.00 / 0.00%
             |             
            
                43.00
             |           
            
                43.00
             |               
            
                43.00
             |                           
            
                43.00
             | 
            
                43.00
             |                     
            
                40.77
             |                                 
            
                82
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/20/2018
             | 
            
                +2.80 / +6.97%
             |             
            
                43.00
             |           
            
                43.00
             |               
            
                43.00
             |                           
            
                43.00
             | 
            
                43.00
             |                     
            
                40.77
             |                                 
            
                600
             |            
            
                 
             |                                       
         
    
        
            | 
                12/19/2018
             | 
            
                -2.80 / -6.51%
             |             
            
                40.20
             |           
            
                40.20
             |               
            
                40.20
             |                           
            
                40.20
             | 
            
                40.20
             |                     
            
                38.11
             |                                 
            
                100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/18/2018
             | 
            
                -4.70 / -9.85%
             |             
            
                44.00
             |           
            
                44.00
             |               
            
                43.00
             |                           
            
                43.00
             | 
            
                43.83
             |                     
            
                40.77
             |                                 
            
                2,400
             |            
            
                 
             |                                       
         
    
        
            | 
                12/17/2018
             | 
            
                +3.70 / +8.41%
             |             
            
                42.00
             |           
            
                47.70
             |               
            
                42.00
             |                           
            
                47.70
             | 
            
                46.89
             |                     
            
                45.22
             |                                 
            
                53,941
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/14/2018
             | 
            
                -1.00 / -2.22%
             |             
            
                44.00
             |           
            
                44.00
             |               
            
                44.00
             |                           
            
                44.00
             | 
            
                44.00
             |                     
            
                41.72
             |                                 
            
                200
             |            
            
                 
             |                                       
         
    
        
            | 
                12/13/2018
             | 
            
                0.00 / 0.00%
             |             
            
                45.00
             |           
            
                45.80
             |               
            
                45.00
             |                           
            
                45.00
             | 
            
                45.01
             |                     
            
                42.66
             |                                 
            
                15,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/12/2018
             | 
            
                0.00 / 0.00%
             |             
            
                45.00
             |           
            
                45.00
             |               
            
                45.00
             |                           
            
                45.00
             | 
            
                45.00
             |                     
            
                42.66
             |                                 
            
                300
             |            
            
                 
             |                                       
         
    
        
            | 
                12/11/2018
             | 
            
                -0.90 / -1.96%
             |             
            
                45.00
             |           
            
                45.00
             |               
            
                45.00
             |                           
            
                45.00
             | 
            
                45.00
             |                     
            
                42.66
             |                                 
            
                2,100
             |  
            
                 
             |                                                              
             
    
         
    
    
 |