| 
                 
                    Closing price on 5/30/2023
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    59.20 | 
                 
                
                    | High | 
                    60.70 | 
                 
                
                    | Low | 
                    59.20 | 
                     
                
                    | Volume | 
                    6,400 | 
                                 
                
                    | Split-adjusted Price | 
                    54.65 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
AST Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                5/30/2023
             | 
            
                +0.70 / +1.17%
             |             
            
                59.20
             |           
            
                60.70
             |               
            
                59.20
             |                           
            
                60.70
             | 
            
                60.45
             |                     
            
                54.65
             |                                 
            
                6,400
             |            
            
                 
             |                                       
         
    
        
            | 
                5/29/2023
             | 
            
                -1.00 / -1.64%
             |             
            
                60.00
             |           
            
                60.00
             |               
            
                59.90
             |                           
            
                60.00
             | 
            
                60.00
             |                     
            
                54.02
             |                                 
            
                10,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/26/2023
             | 
            
                +1.60 / +2.69%
             |             
            
                59.00
             |           
            
                61.00
             |               
            
                59.00
             |                           
            
                61.00
             | 
            
                59.31
             |                     
            
                54.92
             |                                 
            
                2,500
             |            
            
                 
             |                                       
         
    
        
            | 
                5/25/2023
             | 
            
                -1.30 / -2.14%
             |             
            
                61.00
             |           
            
                61.00
             |               
            
                59.40
             |                           
            
                59.40
             | 
            
                59.83
             |                     
            
                53.48
             |                                 
            
                5,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/24/2023
             | 
            
                -0.30 / -0.49%
             |             
            
                60.00
             |           
            
                60.70
             |               
            
                60.00
             |                           
            
                60.70
             | 
            
                60.04
             |                     
            
                54.65
             |                                 
            
                5,500
             |            
            
                 
             |                                       
         
    
        
            | 
                5/23/2023
             | 
            
                0.00 / 0.00%
             |             
            
                61.00
             |           
            
                61.60
             |               
            
                59.40
             |                           
            
                61.00
             | 
            
                60.33
             |                     
            
                54.92
             |                                 
            
                2,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/22/2023
             | 
            
                -0.70 / -1.13%
             |             
            
                61.00
             |           
            
                61.00
             |               
            
                59.60
             |                           
            
                61.00
             | 
            
                60.03
             |                     
            
                54.92
             |                                 
            
                1,900
             |            
            
                 
             |                                       
         
    
        
            | 
                5/19/2023
             | 
            
                -0.40 / -0.64%
             |             
            
                61.10
             |           
            
                61.90
             |               
            
                61.00
             |                           
            
                61.70
             | 
            
                61.63
             |                     
            
                55.55
             |                                 
            
                53,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/18/2023
             | 
            
                -0.20 / -0.32%
             |             
            
                62.10
             |           
            
                62.10
             |               
            
                62.10
             |                           
            
                62.10
             | 
            
                62.10
             |                     
            
                55.91
             |                                 
            
                100
             |            
            
                 
             |                                       
         
    
        
            | 
                5/17/2023
             | 
            
                -0.30 / -0.48%
             |             
            
                62.60
             |           
            
                62.80
             |               
            
                60.50
             |                           
            
                62.30
             | 
            
                61.76
             |                     
            
                56.09
             |                                 
            
                1,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/16/2023
             | 
            
                +0.40 / +0.64%
             |             
            
                59.20
             |           
            
                63.00
             |               
            
                59.20
             |                           
            
                62.60
             | 
            
                61.12
             |                     
            
                56.36
             |                                 
            
                55,900
             |            
            
                 
             |                                       
         
    
        
            | 
                5/15/2023
             | 
            
                -0.20 / -0.32%
             |             
            
                62.00
             |           
            
                62.30
             |               
            
                61.00
             |                           
            
                62.20
             | 
            
                61.69
             |                     
            
                56.00
             |                                 
            
                3,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/12/2023
             | 
            
                -0.10 / -0.16%
             |             
            
                61.00
             |           
            
                62.40
             |               
            
                61.00
             |                           
            
                62.40
             | 
            
                61.92
             |                     
            
                56.18
             |                                 
            
                1,800
             |            
            
                 
             |                                       
         
    
        
            | 
                5/11/2023
             | 
            
                +1.80 / +2.97%
             |             
            
                60.60
             |           
            
                62.50
             |               
            
                60.00
             |                           
            
                62.50
             | 
            
                60.60
             |                     
            
                56.27
             |                                 
            
                8,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/10/2023
             | 
            
                +1.60 / +2.71%
             |             
            
                61.00
             |           
            
                61.00
             |               
            
                59.10
             |                           
            
                60.70
             | 
            
                60.04
             |                     
            
                54.65
             |                                 
            
                2,900
             |            
            
                 
             |                                       
         
    
        
            | 
                5/9/2023
             | 
            
                -0.90 / -1.50%
             |             
            
                60.00
             |           
            
                60.50
             |               
            
                59.10
             |                           
            
                59.10
             | 
            
                59.77
             |                     
            
                53.21
             |                                 
            
                18,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/8/2023
             | 
            
                +0.20 / +0.33%
             |             
            
                60.50
             |           
            
                62.00
             |               
            
                58.90
             |                           
            
                60.00
             | 
            
                60.20
             |                     
            
                54.02
             |                                 
            
                26,700
             |            
            
                 
             |                                       
         
    
        
            | 
                5/5/2023
             | 
            
                +0.70 / +1.18%
             |             
            
                58.30
             |           
            
                59.80
             |               
            
                58.20
             |                           
            
                59.80
             | 
            
                58.68
             |                     
            
                53.84
             |                                 
            
                2,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/4/2023
             | 
            
                +0.60 / +1.03%
             |             
            
                58.50
             |           
            
                60.00
             |               
            
                58.50
             |                           
            
                59.10
             | 
            
                59.04
             |                     
            
                53.21
             |                                 
            
                8,800
             |            
            
                 
             |                                       
         
    
        
            | 
                4/28/2023
             | 
            
                +0.60 / +1.04%
             |             
            
                58.00
             |           
            
                59.50
             |               
            
                58.00
             |                           
            
                58.50
             | 
            
                58.41
             |                     
            
                52.67
             |                                 
            
                6,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/27/2023
             | 
            
                -0.80 / -1.36%
             |             
            
                58.60
             |           
            
                59.10
             |               
            
                57.90
             |                           
            
                57.90
             | 
            
                58.49
             |                     
            
                52.13
             |                                 
            
                12,400
             |            
            
                 
             |                                       
         
    
        
            | 
                4/26/2023
             | 
            
                -0.40 / -0.68%
             |             
            
                59.40
             |           
            
                60.00
             |               
            
                58.60
             |                           
            
                58.70
             | 
            
                59.47
             |                     
            
                52.85
             |                                 
            
                3,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/25/2023
             | 
            
                +0.30 / +0.51%
             |             
            
                58.60
             |           
            
                59.10
             |               
            
                58.60
             |                           
            
                59.10
             | 
            
                58.91
             |                     
            
                53.21
             |                                 
            
                7,600
             |            
            
                 
             |                                       
         
    
        
            | 
                4/24/2023
             | 
            
                -0.10 / -0.17%
             |             
            
                59.40
             |           
            
                59.40
             |               
            
                58.50
             |                           
            
                58.80
             | 
            
                58.95
             |                     
            
                52.94
             |                                 
            
                14,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/21/2023
             | 
            
                +1.90 / +3.33%
             |             
            
                57.50
             |           
            
                59.00
             |               
            
                57.50
             |                           
            
                58.90
             | 
            
                58.44
             |                     
            
                53.03
             |                                 
            
                33,900
             |            
            
                 
             |                                       
         
    
        
            | 
                4/20/2023
             | 
            
                +1.00 / +1.79%
             |             
            
                57.00
             |           
            
                59.00
             |               
            
                56.30
             |                           
            
                57.00
             | 
            
                57.01
             |                     
            
                51.32
             |                                 
            
                4,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/19/2023
             | 
            
                +0.50 / +0.90%
             |             
            
                55.70
             |           
            
                56.00
             |               
            
                55.70
             |                           
            
                56.00
             | 
            
                55.80
             |                     
            
                50.42
             |                                 
            
                2,600
             |            
            
                 
             |                                       
         
    
        
            | 
                4/18/2023
             | 
            
                +0.50 / +0.91%
             |             
            
                55.80
             |           
            
                56.10
             |               
            
                55.30
             |                           
            
                55.50
             | 
            
                55.81
             |                     
            
                49.97
             |                                 
            
                6,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/17/2023
             | 
            
                -0.60 / -1.08%
             |             
            
                55.70
             |           
            
                56.10
             |               
            
                55.00
             |                           
            
                55.00
             | 
            
                55.62
             |                     
            
                49.52
             |                                 
            
                6,900
             |            
            
                 
             |                                       
         
    
        
            | 
                4/14/2023
             | 
            
                +0.10 / +0.18%
             |             
            
                55.20
             |           
            
                56.00
             |               
            
                55.20
             |                           
            
                55.60
             | 
            
                55.67
             |                     
            
                50.06
             |                                 
            
                3,400
             |  
            
                 
             |                                                              
             
    
         
    
    
 |