| 
                 
                    Closing price on 12/20/2021
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    153.00 | 
                 
                
                    | High | 
                    153.00 | 
                 
                
                    | Low | 
                    148.00 | 
                     
                
                    | Volume | 
                    9,300 | 
                                 
                
                    | Split-adjusted Price | 
                    108.24 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
SLS Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                12/20/2021
             | 
            
                -1.30 / -0.85%
             |             
            
                153.00
             |           
            
                153.00
             |               
            
                148.00
             |                           
            
                151.60
             | 
            
                150.54
             |                     
            
                108.24
             |                                 
            
                9,300
             |            
            
                 
             |                                       
         
    
        
            | 
                12/17/2021
             | 
            
                -0.10 / -0.07%
             |             
            
                152.90
             |           
            
                153.00
             |               
            
                151.80
             |                           
            
                152.90
             | 
            
                152.50
             |                     
            
                109.17
             |                                 
            
                5,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/16/2021
             | 
            
                +0.10 / +0.07%
             |             
            
                153.00
             |           
            
                153.00
             |               
            
                152.30
             |                           
            
                153.00
             | 
            
                152.61
             |                     
            
                109.24
             |                                 
            
                2,300
             |            
            
                 
             |                                       
         
    
        
            | 
                12/15/2021
             | 
            
                -0.80 / -0.52%
             |             
            
                153.70
             |           
            
                153.70
             |               
            
                151.20
             |                           
            
                152.90
             | 
            
                151.96
             |                     
            
                109.17
             |                                 
            
                5,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/14/2021
             | 
            
                -0.30 / -0.19%
             |             
            
                156.00
             |           
            
                156.00
             |               
            
                153.00
             |                           
            
                153.70
             | 
            
                153.93
             |                     
            
                109.74
             |                                 
            
                6,100
             |            
            
                 
             |                                       
         
    
        
            | 
                12/13/2021
             | 
            
                +0.70 / +0.46%
             |             
            
                155.50
             |           
            
                159.90
             |               
            
                153.10
             |                           
            
                154.00
             | 
            
                154.43
             |                     
            
                109.96
             |                                 
            
                7,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/10/2021
             | 
            
                +0.40 / +0.26%
             |             
            
                152.00
             |           
            
                153.90
             |               
            
                152.00
             |                           
            
                153.30
             | 
            
                152.86
             |                     
            
                109.46
             |                                 
            
                4,200
             |            
            
                 
             |                                       
         
    
        
            | 
                12/9/2021
             | 
            
                +0.20 / +0.13%
             |             
            
                154.50
             |           
            
                154.70
             |               
            
                152.00
             |                           
            
                152.90
             | 
            
                152.78
             |                     
            
                109.17
             |                                 
            
                5,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/8/2021
             | 
            
                +0.40 / +0.26%
             |             
            
                154.00
             |           
            
                154.00
             |               
            
                152.00
             |                           
            
                152.70
             | 
            
                152.82
             |                     
            
                109.03
             |                                 
            
                7,800
             |            
            
                 
             |                                       
         
    
        
            | 
                12/7/2021
             | 
            
                +4.30 / +2.91%
             |             
            
                148.00
             |           
            
                153.50
             |               
            
                148.00
             |                           
            
                152.30
             | 
            
                151.67
             |                     
            
                108.74
             |                                 
            
                600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/6/2021
             | 
            
                -5.80 / -3.77%
             |             
            
                151.30
             |           
            
                152.80
             |               
            
                148.00
             |                           
            
                148.00
             | 
            
                150.63
             |                     
            
                105.67
             |                                 
            
                22,100
             |            
            
                 
             |                                       
         
    
        
            | 
                12/3/2021
             | 
            
                -0.20 / -0.13%
             |             
            
                153.10
             |           
            
                154.00
             |               
            
                151.10
             |                           
            
                153.80
             | 
            
                152.59
             |                     
            
                109.81
             |                                 
            
                10,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/2/2021
             | 
            
                -0.50 / -0.32%
             |             
            
                153.00
             |           
            
                154.40
             |               
            
                152.30
             |                           
            
                154.00
             | 
            
                153.44
             |                     
            
                109.96
             |                                 
            
                3,200
             |            
            
                 
             |                                       
         
    
        
            | 
                12/1/2021
             | 
            
                -2.00 / -1.28%
             |             
            
                156.70
             |           
            
                156.70
             |               
            
                151.50
             |                           
            
                154.50
             | 
            
                152.91
             |                     
            
                110.31
             |                                 
            
                25,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/30/2021
             | 
            
                -0.50 / -0.32%
             |             
            
                156.70
             |           
            
                156.80
             |               
            
                155.50
             |                           
            
                156.50
             | 
            
                156.42
             |                     
            
                111.74
             |                                 
            
                4,300
             |            
            
                 
             |                                       
         
    
        
            | 
                11/29/2021
             | 
            
                +0.50 / +0.32%
             |             
            
                156.50
             |           
            
                157.00
             |               
            
                153.00
             |                           
            
                157.00
             | 
            
                156.00
             |                     
            
                112.10
             |                                 
            
                4,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/26/2021
             | 
            
                -0.70 / -0.45%
             |             
            
                156.00
             |           
            
                157.90
             |               
            
                155.20
             |                           
            
                156.50
             | 
            
                155.90
             |                     
            
                111.74
             |                                 
            
                8,300
             |            
            
                 
             |                                       
         
    
        
            | 
                11/25/2021
             | 
            
                -0.30 / -0.19%
             |             
            
                157.50
             |           
            
                160.00
             |               
            
                156.00
             |                           
            
                157.20
             | 
            
                158.21
             |                     
            
                112.24
             |                                 
            
                7,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/24/2021
             | 
            
                +0.70 / +0.45%
             |             
            
                156.80
             |           
            
                158.00
             |               
            
                155.00
             |                           
            
                157.50
             | 
            
                156.75
             |                     
            
                112.45
             |                                 
            
                8,000
             |            
            
                 
             |                                       
         
    
        
            | 
                11/23/2021
             | 
            
                -0.70 / -0.44%
             |             
            
                153.50
             |           
            
                156.80
             |               
            
                153.50
             |                           
            
                156.80
             | 
            
                155.60
             |                     
            
                111.96
             |                                 
            
                8,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/22/2021
             | 
            
                -3.40 / -2.11%
             |             
            
                160.90
             |           
            
                160.90
             |               
            
                155.60
             |                           
            
                157.50
             | 
            
                157.67
             |                     
            
                112.45
             |                                 
            
                4,300
             |            
            
                 
             |                                       
         
    
        
            | 
                11/19/2021
             | 
            
                0.00 / 0.00%
             |             
            
                162.10
             |           
            
                164.50
             |               
            
                152.10
             |                           
            
                160.90
             | 
            
                162.35
             |                     
            
                114.88
             |                                 
            
                20,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/18/2021
             | 
            
                +4.10 / +2.61%
             |             
            
                159.00
             |           
            
                160.90
             |               
            
                157.30
             |                           
            
                160.90
             | 
            
                158.96
             |                     
            
                114.88
             |                                 
            
                12,500
             |            
            
                 
             |                                       
         
    
        
            | 
                11/17/2021
             | 
            
                +1.60 / +1.03%
             |             
            
                157.00
             |           
            
                157.00
             |               
            
                155.00
             |                           
            
                156.80
             | 
            
                155.27
             |                     
            
                111.96
             |                                 
            
                13,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/16/2021
             | 
            
                -2.80 / -1.77%
             |             
            
                155.00
             |           
            
                157.90
             |               
            
                155.00
             |                           
            
                155.20
             | 
            
                155.53
             |                     
            
                110.81
             |                                 
            
                8,500
             |            
            
                 
             |                                       
         
    
        
            | 
                11/15/2021
             | 
            
                +1.70 / +1.09%
             |             
            
                156.70
             |           
            
                159.50
             |               
            
                155.30
             |                           
            
                158.00
             | 
            
                156.78
             |                     
            
                112.81
             |                                 
            
                26,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/12/2021
             | 
            
                -4.20 / -2.62%
             |             
            
                159.90
             |           
            
                160.00
             |               
            
                156.30
             |                           
            
                156.30
             | 
            
                158.39
             |                     
            
                111.60
             |                                 
            
                11,800
             |            
            
                 
             |                                       
         
    
        
            | 
                11/11/2021
             | 
            
                -2.50 / -1.53%
             |             
            
                154.10
             |           
            
                162.00
             |               
            
                154.00
             |                           
            
                160.50
             | 
            
                157.07
             |                     
            
                114.60
             |                                 
            
                15,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/10/2021
             | 
            
                +0.30 / +0.18%
             |             
            
                165.00
             |           
            
                165.00
             |               
            
                160.00
             |                           
            
                163.00
             | 
            
                162.40
             |                     
            
                116.38
             |                                 
            
                12,100
             |            
            
                 
             |                                       
         
    
        
            | 
                11/9/2021
             | 
            
                -2.30 / -1.39%
             |             
            
                165.00
             |           
            
                167.00
             |               
            
                162.30
             |                           
            
                162.70
             | 
            
                164.11
             |                     
            
                116.17
             |                                 
            
                7,300
             |  
            
                 
             |                                                              
             
    
         
    
    
 |