| 
                 
                    Closing price on 6/15/2022
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    55.70 | 
                 
                
                    | High | 
                    56.90 | 
                 
                
                    | Low | 
                    55.70 | 
                     
                
                    | Volume | 
                    23,600 | 
                                 
                
                    | Split-adjusted Price | 
                    51.23 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
AST Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                6/15/2022
             | 
            
                +0.40 / +0.71%
             |             
            
                55.70
             |           
            
                56.90
             |               
            
                55.70
             |                           
            
                56.90
             | 
            
                56.44
             |                     
            
                51.23
             |                                 
            
                23,600
             |            
            
                 
             |                                       
         
    
        
            | 
                6/14/2022
             | 
            
                +0.80 / +1.44%
             |             
            
                55.90
             |           
            
                56.90
             |               
            
                55.80
             |                           
            
                56.50
             | 
            
                56.33
             |                     
            
                50.87
             |                                 
            
                34,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/13/2022
             | 
            
                -2.30 / -3.97%
             |             
            
                56.10
             |           
            
                57.00
             |               
            
                55.20
             |                           
            
                55.70
             | 
            
                56.15
             |                     
            
                50.15
             |                                 
            
                53,900
             |            
            
                 
             |                                       
         
    
        
            | 
                6/10/2022
             | 
            
                0.00 / 0.00%
             |             
            
                57.90
             |           
            
                58.60
             |               
            
                56.90
             |                           
            
                58.00
             | 
            
                58.23
             |                     
            
                52.22
             |                                 
            
                42,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/9/2022
             | 
            
                +2.40 / +4.32%
             |             
            
                56.30
             |           
            
                58.00
             |               
            
                56.00
             |                           
            
                58.00
             | 
            
                56.55
             |                     
            
                52.22
             |                                 
            
                7,800
             |            
            
                 
             |                                       
         
    
        
            | 
                6/8/2022
             | 
            
                -0.10 / -0.18%
             |             
            
                55.70
             |           
            
                58.80
             |               
            
                55.40
             |                           
            
                55.60
             | 
            
                55.84
             |                     
            
                50.06
             |                                 
            
                98,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/7/2022
             | 
            
                +0.30 / +0.54%
             |             
            
                55.50
             |           
            
                55.90
             |               
            
                55.20
             |                           
            
                55.70
             | 
            
                55.51
             |                     
            
                50.15
             |                                 
            
                10,900
             |            
            
                 
             |                                       
         
    
        
            | 
                6/6/2022
             | 
            
                0.00 / 0.00%
             |             
            
                55.40
             |           
            
                56.40
             |               
            
                55.10
             |                           
            
                55.40
             | 
            
                55.53
             |                     
            
                49.88
             |                                 
            
                15,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/3/2022
             | 
            
                +0.30 / +0.54%
             |             
            
                55.20
             |           
            
                56.40
             |               
            
                55.20
             |                           
            
                55.40
             | 
            
                55.63
             |                     
            
                49.88
             |                                 
            
                9,800
             |            
            
                 
             |                                       
         
    
        
            | 
                6/2/2022
             | 
            
                -0.20 / -0.36%
             |             
            
                55.30
             |           
            
                55.60
             |               
            
                55.10
             |                           
            
                55.10
             | 
            
                55.29
             |                     
            
                49.61
             |                                 
            
                10,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/1/2022
             | 
            
                -0.40 / -0.72%
             |             
            
                55.10
             |           
            
                55.90
             |               
            
                55.10
             |                           
            
                55.30
             | 
            
                55.43
             |                     
            
                49.79
             |                                 
            
                4,300
             |            
            
                 
             |                                       
         
    
        
            | 
                5/31/2022
             | 
            
                +0.70 / +1.27%
             |             
            
                55.00
             |           
            
                56.50
             |               
            
                55.00
             |                           
            
                55.70
             | 
            
                55.91
             |                     
            
                50.15
             |                                 
            
                20,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/30/2022
             | 
            
                -0.60 / -1.08%
             |             
            
                55.90
             |           
            
                56.30
             |               
            
                55.00
             |                           
            
                55.00
             | 
            
                55.42
             |                     
            
                49.52
             |                                 
            
                14,300
             |            
            
                 
             |                                       
         
    
        
            | 
                5/27/2022
             | 
            
                +0.10 / +0.18%
             |             
            
                55.50
             |           
            
                56.00
             |               
            
                55.00
             |                           
            
                55.60
             | 
            
                55.19
             |                     
            
                50.06
             |                                 
            
                4,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/26/2022
             | 
            
                +0.50 / +0.91%
             |             
            
                55.50
             |           
            
                56.90
             |               
            
                55.50
             |                           
            
                55.50
             | 
            
                55.89
             |                     
            
                49.97
             |                                 
            
                6,800
             |            
            
                 
             |                                       
         
    
        
            | 
                5/25/2022
             | 
            
                0.00 / 0.00%
             |             
            
                55.00
             |           
            
                55.70
             |               
            
                54.70
             |                           
            
                55.00
             | 
            
                55.07
             |                     
            
                49.52
             |                                 
            
                10,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/24/2022
             | 
            
                0.00 / 0.00%
             |             
            
                55.00
             |           
            
                55.20
             |               
            
                54.80
             |                           
            
                55.00
             | 
            
                54.99
             |                     
            
                49.52
             |                                 
            
                38,300
             |            
            
                 
             |                                       
         
    
        
            | 
                5/23/2022
             | 
            
                +1.50 / +2.80%
             |             
            
                55.00
             |           
            
                55.50
             |               
            
                54.70
             |                           
            
                55.00
             | 
            
                54.95
             |                     
            
                49.52
             |                                 
            
                43,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/20/2022
             | 
            
                -1.60 / -2.90%
             |             
            
                54.00
             |           
            
                56.00
             |               
            
                53.00
             |                           
            
                53.50
             | 
            
                54.98
             |                     
            
                48.16
             |                                 
            
                64,800
             |            
            
                 
             |                                       
         
    
        
            | 
                5/19/2022
             | 
            
                +0.10 / +0.18%
             |             
            
                53.00
             |           
            
                55.50
             |               
            
                52.00
             |                           
            
                55.10
             | 
            
                54.01
             |                     
            
                49.61
             |                                 
            
                15,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/18/2022
             | 
            
                -1.00 / -1.79%
             |             
            
                55.90
             |           
            
                55.90
             |               
            
                54.90
             |                           
            
                55.00
             | 
            
                55.11
             |                     
            
                49.52
             |                                 
            
                23,700
             |            
            
                 
             |                                       
         
    
        
            | 
                5/17/2022
             | 
            
                +3.00 / +5.66%
             |             
            
                52.20
             |           
            
                56.40
             |               
            
                51.70
             |                           
            
                56.00
             | 
            
                53.31
             |                     
            
                50.42
             |                                 
            
                31,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/16/2022
             | 
            
                +2.30 / +4.54%
             |             
            
                50.50
             |           
            
                54.00
             |               
            
                50.50
             |                           
            
                53.00
             | 
            
                52.03
             |                     
            
                47.71
             |                                 
            
                50,500
             |            
            
                 
             |                                       
         
    
        
            | 
                5/13/2022
             | 
            
                -3.80 / -6.97%
             |             
            
                52.10
             |           
            
                54.40
             |               
            
                50.70
             |                           
            
                50.70
             | 
            
                52.04
             |                     
            
                45.64
             |                                 
            
                65,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/12/2022
             | 
            
                -3.10 / -5.38%
             |             
            
                56.00
             |           
            
                57.00
             |               
            
                54.50
             |                           
            
                54.50
             | 
            
                55.05
             |                     
            
                49.07
             |                                 
            
                61,600
             |            
            
                 
             |                                       
         
    
        
            | 
                5/11/2022
             | 
            
                +0.10 / +0.17%
             |             
            
                57.50
             |           
            
                58.00
             |               
            
                57.00
             |                           
            
                57.60
             | 
            
                57.53
             |                     
            
                51.86
             |                                 
            
                11,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/10/2022
             | 
            
                +0.40 / +0.70%
             |             
            
                56.90
             |           
            
                57.50
             |               
            
                55.00
             |                           
            
                57.50
             | 
            
                56.29
             |                     
            
                51.77
             |                                 
            
                26,800
             |            
            
                 
             |                                       
         
    
        
            | 
                5/9/2022
             | 
            
                -4.20 / -6.85%
             |             
            
                61.00
             |           
            
                61.10
             |               
            
                57.10
             |                           
            
                57.10
             | 
            
                58.13
             |                     
            
                51.41
             |                                 
            
                51,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/6/2022
             | 
            
                -0.70 / -1.13%
             |             
            
                60.10
             |           
            
                62.00
             |               
            
                60.10
             |                           
            
                61.30
             | 
            
                60.80
             |                     
            
                55.19
             |                                 
            
                11,200
             |            
            
                 
             |                                       
         
    
        
            | 
                5/5/2022
             | 
            
                -0.10 / -0.16%
             |             
            
                62.20
             |           
            
                62.80
             |               
            
                61.00
             |                           
            
                62.00
             | 
            
                61.86
             |                     
            
                55.82
             |                                 
            
                13,500
             |  
            
                 
             |                                                              
             
    
         
    
    
 |