| 
                 
                    Closing price on 11/19/2019
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    47.30 | 
                 
                
                    | High | 
                    47.30 | 
                 
                
                    | Low | 
                    47.30 | 
                     
                
                    | Volume | 
                    100 | 
                                 
                
                    | Split-adjusted Price | 
                    47.30 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
MAS Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                11/19/2019
             | 
            
                +2.30 / +5.11%
             |             
            
                47.30
             |           
            
                47.30
             |               
            
                47.30
             |                           
            
                47.30
             | 
            
                47.30
             |                     
            
                47.30
             |                                 
            
                100
             |            
            
                 
             |                                       
         
    
        
            | 
                11/18/2019
             | 
            
                -2.50 / -5.26%
             |             
            
                44.50
             |           
            
                45.20
             |               
            
                44.50
             |                           
            
                45.00
             | 
            
                44.75
             |                     
            
                45.00
             |                                 
            
                5,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/15/2019
             | 
            
                0.00 / 0.00%
             |             
            
                47.50
             |           
            
                47.50
             |               
            
                47.50
             |                           
            
                47.50
             | 
            
                47.50
             |                     
            
                47.50
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                11/14/2019
             | 
            
                +0.30 / +0.64%
             |             
            
                47.20
             |           
            
                47.50
             |               
            
                47.20
             |                           
            
                47.50
             | 
            
                47.23
             |                     
            
                47.50
             |                                 
            
                3,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/13/2019
             | 
            
                -5.00 / -9.58%
             |             
            
                48.00
             |           
            
                48.00
             |               
            
                47.20
             |                           
            
                47.20
             | 
            
                47.60
             |                     
            
                47.20
             |                                 
            
                2,000
             |            
            
                 
             |                                       
         
    
        
            | 
                11/12/2019
             | 
            
                +4.70 / +9.89%
             |             
            
                47.50
             |           
            
                52.20
             |               
            
                47.50
             |                           
            
                52.20
             | 
            
                48.95
             |                     
            
                52.20
             |                                 
            
                2,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/11/2019
             | 
            
                0.00 / 0.00%
             |             
            
                46.50
             |           
            
                48.00
             |               
            
                46.50
             |                           
            
                47.50
             | 
            
                47.49
             |                     
            
                47.50
             |                                 
            
                27,700
             |            
            
                 
             |                                       
         
    
        
            | 
                11/8/2019
             | 
            
                +1.40 / +3.04%
             |             
            
                46.10
             |           
            
                47.50
             |               
            
                46.10
             |                           
            
                47.50
             | 
            
                46.24
             |                     
            
                47.50
             |                                 
            
                1,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/7/2019
             | 
            
                0.00 / 0.00%
             |             
            
                46.50
             |           
            
                46.50
             |               
            
                46.10
             |                           
            
                46.10
             | 
            
                46.44
             |                     
            
                46.10
             |                                 
            
                1,900
             |            
            
                 
             |                                       
         
    
        
            | 
                11/6/2019
             | 
            
                -1.40 / -2.95%
             |             
            
                47.50
             |           
            
                47.50
             |               
            
                46.00
             |                           
            
                46.10
             | 
            
                47.43
             |                     
            
                46.10
             |                                 
            
                4,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/5/2019
             | 
            
                +1.10 / +2.37%
             |             
            
                46.40
             |           
            
                47.50
             |               
            
                46.40
             |                           
            
                47.50
             | 
            
                47.32
             |                     
            
                47.50
             |                                 
            
                2,600
             |            
            
                 
             |                                       
         
    
        
            | 
                11/4/2019
             | 
            
                0.00 / 0.00%
             |             
            
                46.40
             |           
            
                46.40
             |               
            
                46.40
             |                           
            
                46.40
             | 
            
                46.40
             |                     
            
                46.40
             |                                 
            
                200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/1/2019
             | 
            
                +0.30 / +0.65%
             |             
            
                46.40
             |           
            
                47.50
             |               
            
                46.40
             |                           
            
                46.40
             | 
            
                47.29
             |                     
            
                46.40
             |                                 
            
                11,300
             |            
            
                 
             |                                       
         
    
        
            | 
                10/31/2019
             | 
            
                -0.40 / -0.86%
             |             
            
                47.50
             |           
            
                47.50
             |               
            
                46.10
             |                           
            
                46.10
             | 
            
                47.49
             |                     
            
                46.10
             |                                 
            
                13,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/30/2019
             | 
            
                0.00 / 0.00%
             |             
            
                46.50
             |           
            
                46.50
             |               
            
                46.50
             |                           
            
                46.50
             | 
            
                46.50
             |                     
            
                46.50
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                10/29/2019
             | 
            
                -1.00 / -2.11%
             |             
            
                47.50
             |           
            
                47.50
             |               
            
                46.50
             |                           
            
                46.50
             | 
            
                47.40
             |                     
            
                46.50
             |                                 
            
                4,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/28/2019
             | 
            
                -2.10 / -4.23%
             |             
            
                47.50
             |           
            
                47.50
             |               
            
                47.50
             |                           
            
                47.50
             | 
            
                47.50
             |                     
            
                47.50
             |                                 
            
                100
             |            
            
                 
             |                                       
         
    
        
            | 
                10/25/2019
             | 
            
                0.00 / 0.00%
             |             
            
                49.60
             |           
            
                49.60
             |               
            
                49.60
             |                           
            
                49.60
             | 
            
                49.60
             |                     
            
                49.60
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/24/2019
             | 
            
                +4.50 / +9.98%
             |             
            
                45.10
             |           
            
                49.60
             |               
            
                45.00
             |                           
            
                49.60
             | 
            
                47.72
             |                     
            
                49.60
             |                                 
            
                5,200
             |            
            
                 
             |                                       
         
    
        
            | 
                10/23/2019
             | 
            
                +1.40 / +3.20%
             |             
            
                44.00
             |           
            
                45.10
             |               
            
                44.00
             |                           
            
                45.10
             | 
            
                44.97
             |                     
            
                45.10
             |                                 
            
                1,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/22/2019
             | 
            
                +0.10 / +0.23%
             |             
            
                43.60
             |           
            
                45.00
             |               
            
                43.60
             |                           
            
                43.70
             | 
            
                44.37
             |                     
            
                43.70
             |                                 
            
                3,100
             |            
            
                 
             |                                       
         
    
        
            | 
                10/21/2019
             | 
            
                -2.90 / -6.24%
             |             
            
                46.60
             |           
            
                46.60
             |               
            
                43.60
             |                           
            
                43.60
             | 
            
                46.37
             |                     
            
                43.60
             |                                 
            
                2,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/18/2019
             | 
            
                -1.50 / -3.13%
             |             
            
                48.00
             |           
            
                48.20
             |               
            
                46.50
             |                           
            
                46.50
             | 
            
                47.03
             |                     
            
                46.50
             |                                 
            
                1,300
             |            
            
                 
             |                                       
         
    
        
            | 
                10/17/2019
             | 
            
                -4.00 / -7.69%
             |             
            
                49.00
             |           
            
                49.00
             |               
            
                48.00
             |                           
            
                48.00
             | 
            
                48.79
             |                     
            
                48.00
             |                                 
            
                1,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/16/2019
             | 
            
                0.00 / 0.00%
             |             
            
                52.00
             |           
            
                52.00
             |               
            
                49.60
             |                           
            
                52.00
             | 
            
                51.53
             |                     
            
                49.30
             |                                 
            
                7,700
             |            
            
                 
             |                                       
         
    
        
            | 
                10/15/2019
             | 
            
                +2.00 / +4.00%
             |             
            
                50.50
             |           
            
                52.00
             |               
            
                50.50
             |                           
            
                52.00
             | 
            
                51.67
             |                     
            
                49.30
             |                                 
            
                7,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/14/2019
             | 
            
                +3.00 / +6.38%
             |             
            
                49.90
             |           
            
                50.40
             |               
            
                49.80
             |                           
            
                50.00
             | 
            
                49.93
             |                     
            
                47.40
             |                                 
            
                2,600
             |            
            
                 
             |                                       
         
    
        
            | 
                10/11/2019
             | 
            
                -1.00 / -2.08%
             |             
            
                49.40
             |           
            
                50.00
             |               
            
                47.00
             |                           
            
                47.00
             | 
            
                49.64
             |                     
            
                44.56
             |                                 
            
                4,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/10/2019
             | 
            
                +0.20 / +0.42%
             |             
            
                48.90
             |           
            
                49.00
             |               
            
                48.00
             |                           
            
                48.00
             | 
            
                48.92
             |                     
            
                45.51
             |                                 
            
                1,300
             |            
            
                 
             |                                       
         
    
        
            | 
                10/9/2019
             | 
            
                -0.20 / -0.42%
             |             
            
                47.50
             |           
            
                47.80
             |               
            
                47.50
             |                           
            
                47.80
             | 
            
                47.73
             |                     
            
                45.32
             |                                 
            
                400
             |  
            
                 
             |                                                              
             
    
         
    
    
 |