| 
                 
                    Closing price on 5/17/2021
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    37.00 | 
                 
                
                    | High | 
                    37.00 | 
                 
                
                    | Low | 
                    35.60 | 
                     
                
                    | Volume | 
                    1,200 | 
                                 
                
                    | Split-adjusted Price | 
                    35.60 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
MAS Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                5/17/2021
             | 
            
                -0.40 / -1.11%
             |             
            
                37.00
             |           
            
                37.00
             |               
            
                35.60
             |                           
            
                35.60
             | 
            
                35.83
             |                     
            
                35.60
             |                                 
            
                1,200
             |            
            
                 
             |                                       
         
    
        
            | 
                5/14/2021
             | 
            
                0.00 / 0.00%
             |             
            
                36.00
             |           
            
                36.00
             |               
            
                36.00
             |                           
            
                36.00
             | 
            
                36.00
             |                     
            
                36.00
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/13/2021
             | 
            
                +1.00 / +2.86%
             |             
            
                36.00
             |           
            
                36.00
             |               
            
                36.00
             |                           
            
                36.00
             | 
            
                36.00
             |                     
            
                36.00
             |                                 
            
                1,400
             |            
            
                 
             |                                       
         
    
        
            | 
                5/12/2021
             | 
            
                -2.00 / -5.41%
             |             
            
                35.00
             |           
            
                35.00
             |               
            
                35.00
             |                           
            
                35.00
             | 
            
                35.00
             |                     
            
                35.00
             |                                 
            
                100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/11/2021
             | 
            
                +2.00 / +5.71%
             |             
            
                37.00
             |           
            
                37.00
             |               
            
                37.00
             |                           
            
                37.00
             | 
            
                37.00
             |                     
            
                37.00
             |                                 
            
                900
             |            
            
                 
             |                                       
         
    
        
            | 
                5/10/2021
             | 
            
                -2.00 / -5.41%
             |             
            
                35.00
             |           
            
                35.00
             |               
            
                35.00
             |                           
            
                35.00
             | 
            
                35.00
             |                     
            
                35.00
             |                                 
            
                400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/7/2021
             | 
            
                +1.30 / +3.64%
             |             
            
                35.00
             |           
            
                37.00
             |               
            
                34.90
             |                           
            
                37.00
             | 
            
                35.45
             |                     
            
                37.00
             |                                 
            
                3,000
             |            
            
                 
             |                                       
         
    
        
            | 
                5/6/2021
             | 
            
                0.00 / 0.00%
             |             
            
                35.70
             |           
            
                35.70
             |               
            
                35.70
             |                           
            
                35.70
             | 
            
                35.70
             |                     
            
                35.70
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/5/2021
             | 
            
                +3.20 / +9.85%
             |             
            
                35.40
             |           
            
                35.70
             |               
            
                34.10
             |                           
            
                35.70
             | 
            
                35.42
             |                     
            
                35.70
             |                                 
            
                1,000
             |            
            
                 
             |                                       
         
    
        
            | 
                5/4/2021
             | 
            
                -3.50 / -9.72%
             |             
            
                34.00
             |           
            
                34.00
             |               
            
                32.50
             |                           
            
                32.50
             | 
            
                32.97
             |                     
            
                32.50
             |                                 
            
                6,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/29/2021
             | 
            
                -0.50 / -1.37%
             |             
            
                36.20
             |           
            
                36.20
             |               
            
                36.00
             |                           
            
                36.00
             | 
            
                36.08
             |                     
            
                36.00
             |                                 
            
                500
             |            
            
                 
             |                                       
         
    
        
            | 
                4/28/2021
             | 
            
                +0.40 / +1.11%
             |             
            
                36.50
             |           
            
                36.50
             |               
            
                36.50
             |                           
            
                36.50
             | 
            
                36.50
             |                     
            
                36.50
             |                                 
            
                1,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/27/2021
             | 
            
                0.00 / 0.00%
             |             
            
                36.10
             |           
            
                36.10
             |               
            
                36.10
             |                           
            
                36.10
             | 
            
                36.10
             |                     
            
                36.10
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                4/26/2021
             | 
            
                -1.90 / -5.00%
             |             
            
                36.60
             |           
            
                36.60
             |               
            
                35.10
             |                           
            
                36.10
             | 
            
                35.73
             |                     
            
                36.10
             |                                 
            
                400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/23/2021
             | 
            
                0.00 / 0.00%
             |             
            
                38.00
             |           
            
                38.00
             |               
            
                38.00
             |                           
            
                38.00
             | 
            
                38.00
             |                     
            
                38.00
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                4/22/2021
             | 
            
                +0.90 / +2.43%
             |             
            
                39.00
             |           
            
                39.00
             |               
            
                38.00
             |                           
            
                38.00
             | 
            
                38.07
             |                     
            
                38.00
             |                                 
            
                4,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/20/2021
             | 
            
                0.00 / 0.00%
             |             
            
                37.10
             |           
            
                37.10
             |               
            
                37.10
             |                           
            
                37.10
             | 
            
                37.10
             |                     
            
                37.10
             |                                 
            
                500
             |            
            
                 
             |                                       
         
    
        
            | 
                4/19/2021
             | 
            
                0.00 / 0.00%
             |             
            
                37.30
             |           
            
                37.30
             |               
            
                37.10
             |                           
            
                37.10
             | 
            
                37.15
             |                     
            
                37.10
             |                                 
            
                2,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/16/2021
             | 
            
                +0.10 / +0.27%
             |             
            
                37.10
             |           
            
                37.10
             |               
            
                37.10
             |                           
            
                37.10
             | 
            
                37.10
             |                     
            
                37.10
             |                                 
            
                500
             |            
            
                 
             |                                       
         
    
        
            | 
                4/15/2021
             | 
            
                -1.30 / -3.39%
             |             
            
                36.00
             |           
            
                37.00
             |               
            
                36.00
             |                           
            
                37.00
             | 
            
                36.38
             |                     
            
                37.00
             |                                 
            
                1,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/14/2021
             | 
            
                -0.10 / -0.26%
             |             
            
                38.30
             |           
            
                38.30
             |               
            
                38.30
             |                           
            
                38.30
             | 
            
                38.30
             |                     
            
                38.30
             |                                 
            
                500
             |            
            
                 
             |                                       
         
    
        
            | 
                4/13/2021
             | 
            
                0.00 / 0.00%
             |             
            
                38.40
             |           
            
                38.40
             |               
            
                38.40
             |                           
            
                38.40
             | 
            
                38.40
             |                     
            
                38.40
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/12/2021
             | 
            
                +0.40 / +1.05%
             |             
            
                38.80
             |           
            
                38.80
             |               
            
                38.40
             |                           
            
                38.40
             | 
            
                38.67
             |                     
            
                38.40
             |                                 
            
                300
             |            
            
                 
             |                                       
         
    
        
            | 
                4/9/2021
             | 
            
                0.00 / 0.00%
             |             
            
                38.00
             |           
            
                38.00
             |               
            
                38.00
             |                           
            
                38.00
             | 
            
                38.00
             |                     
            
                38.00
             |                                 
            
                200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/8/2021
             | 
            
                0.00 / 0.00%
             |             
            
                38.00
             |           
            
                38.00
             |               
            
                38.00
             |                           
            
                38.00
             | 
            
                38.00
             |                     
            
                38.00
             |                                 
            
                300
             |            
            
                 
             |                                       
         
    
        
            | 
                4/7/2021
             | 
            
                +0.30 / +0.80%
             |             
            
                38.00
             |           
            
                38.00
             |               
            
                38.00
             |                           
            
                38.00
             | 
            
                38.00
             |                     
            
                38.00
             |                                 
            
                139
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/6/2021
             | 
            
                0.00 / 0.00%
             |             
            
                37.70
             |           
            
                37.70
             |               
            
                37.70
             |                           
            
                37.70
             | 
            
                37.70
             |                     
            
                37.70
             |                                 
            
                1,600
             |            
            
                 
             |                                       
         
    
        
            | 
                4/5/2021
             | 
            
                -1.10 / -2.84%
             |             
            
                38.70
             |           
            
                38.70
             |               
            
                37.70
             |                           
            
                37.70
             | 
            
                38.59
             |                     
            
                37.70
             |                                 
            
                900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/2/2021
             | 
            
                -0.20 / -0.51%
             |             
            
                38.80
             |           
            
                39.50
             |               
            
                38.80
             |                           
            
                38.80
             | 
            
                39.14
             |                     
            
                38.80
             |                                 
            
                5,600
             |            
            
                 
             |                                       
         
    
        
            | 
                4/1/2021
             | 
            
                +1.50 / +4.00%
             |             
            
                37.50
             |           
            
                39.00
             |               
            
                37.50
             |                           
            
                39.00
             | 
            
                38.56
             |                     
            
                39.00
             |                                 
            
                1,400
             |  
            
                 
             |                                                              
             
    
         
    
    
 |