| 
                 
                    Closing price on 11/16/2021
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    114.70 | 
                 
                
                    | High | 
                    115.30 | 
                 
                
                    | Low | 
                    111.10 | 
                     
                
                    | Volume | 
                    108,200 | 
                                 
                
                    | Split-adjusted Price | 
                    57.42 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
ACG Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                11/16/2021
             | 
            
                -1.50 / -1.31%
             |             
            
                114.70
             |           
            
                115.30
             |               
            
                111.10
             |                           
            
                113.20
             | 
            
                113.50
             |                     
            
                57.42
             |                                 
            
                108,200
             |            
            
                 
             |                                       
         
    
        
            | 
                11/15/2021
             | 
            
                +0.30 / +0.26%
             |             
            
                114.40
             |           
            
                115.00
             |               
            
                114.00
             |                           
            
                114.70
             | 
            
                114.70
             |                     
            
                58.18
             |                                 
            
                128,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/12/2021
             | 
            
                +1.80 / +1.60%
             |             
            
                112.60
             |           
            
                115.30
             |               
            
                112.30
             |                           
            
                114.40
             | 
            
                114.40
             |                     
            
                58.03
             |                                 
            
                177,400
             |            
            
                 
             |                                       
         
    
        
            | 
                11/11/2021
             | 
            
                -1.00 / -0.88%
             |             
            
                113.00
             |           
            
                113.60
             |               
            
                111.20
             |                           
            
                112.40
             | 
            
                112.60
             |                     
            
                57.02
             |                                 
            
                54,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/10/2021
             | 
            
                +0.10 / +0.09%
             |             
            
                113.40
             |           
            
                113.70
             |               
            
                113.00
             |                           
            
                113.50
             | 
            
                113.40
             |                     
            
                57.57
             |                                 
            
                54,300
             |            
            
                 
             |                                       
         
    
        
            | 
                11/9/2021
             | 
            
                +1.00 / +0.89%
             |             
            
                112.60
             |           
            
                113.90
             |               
            
                112.00
             |                           
            
                113.60
             | 
            
                113.40
             |                     
            
                57.63
             |                                 
            
                43,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/8/2021
             | 
            
                +0.10 / +0.09%
             |             
            
                112.20
             |           
            
                113.00
             |               
            
                111.00
             |                           
            
                112.30
             | 
            
                112.64
             |                     
            
                56.97
             |                                 
            
                58,500
             |            
            
                 
             |                                       
         
    
        
            | 
                11/5/2021
             | 
            
                +0.30 / +0.27%
             |             
            
                112.70
             |           
            
                113.20
             |               
            
                110.60
             |                           
            
                113.00
             | 
            
                112.20
             |                     
            
                57.32
             |                                 
            
                215,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/4/2021
             | 
            
                +0.50 / +0.45%
             |             
            
                112.00
             |           
            
                113.00
             |               
            
                111.00
             |                           
            
                112.70
             | 
            
                112.70
             |                     
            
                57.17
             |                                 
            
                64,800
             |            
            
                 
             |                                       
         
    
        
            | 
                11/3/2021
             | 
            
                -1.10 / -0.97%
             |             
            
                113.50
             |           
            
                113.50
             |               
            
                110.00
             |                           
            
                112.60
             | 
            
                112.20
             |                     
            
                57.12
             |                                 
            
                57,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/2/2021
             | 
            
                -3.40 / -2.91%
             |             
            
                116.00
             |           
            
                116.40
             |               
            
                111.90
             |                           
            
                113.40
             | 
            
                113.70
             |                     
            
                57.52
             |                                 
            
                70,500
             |            
            
                 
             |                                       
         
    
        
            | 
                11/1/2021
             | 
            
                -0.30 / -0.26%
             |             
            
                117.00
             |           
            
                117.30
             |               
            
                115.00
             |                           
            
                116.40
             | 
            
                116.80
             |                     
            
                59.05
             |                                 
            
                48,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/29/2021
             | 
            
                +0.10 / +0.09%
             |             
            
                116.40
             |           
            
                117.00
             |               
            
                116.00
             |                           
            
                116.50
             | 
            
                116.70
             |                     
            
                59.10
             |                                 
            
                65,100
             |            
            
                 
             |                                       
         
    
        
            | 
                10/28/2021
             | 
            
                +1.90 / +1.65%
             |             
            
                115.00
             |           
            
                117.00
             |               
            
                114.00
             |                           
            
                116.90
             | 
            
                116.40
             |                     
            
                59.30
             |                                 
            
                92,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/27/2021
             | 
            
                +0.40 / +0.35%
             |             
            
                114.60
             |           
            
                115.50
             |               
            
                113.80
             |                           
            
                115.00
             | 
            
                115.00
             |                     
            
                58.34
             |                                 
            
                79,400
             |            
            
                 
             |                                       
         
    
        
            | 
                10/26/2021
             | 
            
                +3.10 / +2.78%
             |             
            
                111.70
             |           
            
                115.00
             |               
            
                111.70
             |                           
            
                114.80
             | 
            
                114.60
             |                     
            
                58.23
             |                                 
            
                782,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/25/2021
             | 
            
                +1.10 / +0.98%
             |             
            
                111.30
             |           
            
                113.80
             |               
            
                111.00
             |                           
            
                113.80
             | 
            
                111.70
             |                     
            
                57.73
             |                                 
            
                127,500
             |            
            
                 
             |                                       
         
    
        
            | 
                10/22/2021
             | 
            
                -2.00 / -1.76%
             |             
            
                114.00
             |           
            
                114.00
             |               
            
                111.30
             |                           
            
                111.80
             | 
            
                112.70
             |                     
            
                56.71
             |                                 
            
                81,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/21/2021
             | 
            
                -0.10 / -0.09%
             |             
            
                113.80
             |           
            
                114.50
             |               
            
                112.00
             |                           
            
                114.00
             | 
            
                113.80
             |                     
            
                57.83
             |                                 
            
                114,400
             |            
            
                 
             |                                       
         
    
        
            | 
                10/20/2021
             | 
            
                0.00 / 0.00%
             |             
            
                113.50
             |           
            
                114.40
             |               
            
                113.00
             |                           
            
                114.00
             | 
            
                114.10
             |                     
            
                57.83
             |                                 
            
                82,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/19/2021
             | 
            
                +0.30 / +0.26%
             |             
            
                113.00
             |           
            
                122.00
             |               
            
                112.00
             |                           
            
                113.80
             | 
            
                114.00
             |                     
            
                57.73
             |                                 
            
                102,700
             |            
            
                 
             |                                       
         
    
        
            | 
                10/18/2021
             | 
            
                -2.30 / -2.00%
             |             
            
                114.50
             |           
            
                115.00
             |               
            
                112.70
             |                           
            
                112.70
             | 
            
                113.50
             |                     
            
                57.17
             |                                 
            
                76,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/15/2021
             | 
            
                -1.70 / -1.46%
             |             
            
                115.50
             |           
            
                116.50
             |               
            
                113.00
             |                           
            
                114.40
             | 
            
                115.00
             |                     
            
                58.03
             |                                 
            
                120,700
             |            
            
                 
             |                                       
         
    
        
            | 
                10/14/2021
             | 
            
                -0.70 / -0.60%
             |             
            
                116.00
             |           
            
                117.00
             |               
            
                115.00
             |                           
            
                115.70
             | 
            
                116.10
             |                     
            
                58.69
             |                                 
            
                45,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/13/2021
             | 
            
                -1.60 / -1.37%
             |             
            
                116.00
             |           
            
                117.60
             |               
            
                115.00
             |                           
            
                115.20
             | 
            
                116.40
             |                     
            
                58.44
             |                                 
            
                81,100
             |            
            
                 
             |                                       
         
    
        
            | 
                10/12/2021
             | 
            
                -1.60 / -1.36%
             |             
            
                116.80
             |           
            
                117.60
             |               
            
                115.00
             |                           
            
                115.70
             | 
            
                116.80
             |                     
            
                58.69
             |                                 
            
                113,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/11/2021
             | 
            
                +0.60 / +0.51%
             |             
            
                116.00
             |           
            
                117.80
             |               
            
                115.50
             |                           
            
                117.40
             | 
            
                117.30
             |                     
            
                59.55
             |                                 
            
                78,000
             |            
            
                 
             |                                       
         
    
        
            | 
                10/8/2021
             | 
            
                -1.20 / -1.02%
             |             
            
                117.00
             |           
            
                117.40
             |               
            
                115.30
             |                           
            
                116.00
             | 
            
                116.80
             |                     
            
                58.84
             |                                 
            
                165,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/7/2021
             | 
            
                -0.90 / -0.76%
             |             
            
                116.00
             |           
            
                119.00
             |               
            
                116.00
             |                           
            
                116.80
             | 
            
                117.20
             |                     
            
                59.25
             |                                 
            
                89,200
             |            
            
                 
             |                                       
         
    
        
            | 
                10/6/2021
             | 
            
                -1.40 / -1.19%
             |             
            
                115.00
             |           
            
                118.50
             |               
            
                115.00
             |                           
            
                116.70
             | 
            
                117.70
             |                     
            
                59.20
             |                                 
            
                92,200
             |  
            
                 
             |                                                              
             
    
         
    
    
 |