| 
                 
                    Closing price on 11/22/2021
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    73.60 | 
                 
                
                    | High | 
                    74.90 | 
                 
                
                    | Low | 
                    73.50 | 
                     
                
                    | Volume | 
                    2,300 | 
                                 
                
                    | Split-adjusted Price | 
                    30.20 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
IMP Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                11/22/2021
             | 
            
                -0.90 / -1.20%
             |             
            
                73.60
             |           
            
                74.90
             |               
            
                73.50
             |                           
            
                74.00
             | 
            
                74.55
             |                     
            
                30.20
             |                                 
            
                2,300
             |            
            
                 
             |                                       
         
    
        
            | 
                11/19/2021
             | 
            
                0.00 / 0.00%
             |             
            
                73.60
             |           
            
                74.90
             |               
            
                73.60
             |                           
            
                74.90
             | 
            
                74.03
             |                     
            
                30.57
             |                                 
            
                300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/18/2021
             | 
            
                -0.10 / -0.13%
             |             
            
                73.80
             |           
            
                74.90
             |               
            
                73.80
             |                           
            
                74.90
             | 
            
                74.16
             |                     
            
                30.57
             |                                 
            
                5,100
             |            
            
                 
             |                                       
         
    
        
            | 
                11/17/2021
             | 
            
                0.00 / 0.00%
             |             
            
                75.50
             |           
            
                75.50
             |               
            
                74.50
             |                           
            
                75.00
             | 
            
                75.06
             |                     
            
                30.61
             |                                 
            
                6,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/16/2021
             | 
            
                +1.20 / +1.63%
             |             
            
                74.00
             |           
            
                75.00
             |               
            
                74.00
             |                           
            
                75.00
             | 
            
                74.33
             |                     
            
                30.61
             |                                 
            
                105,400
             |            
            
                 
             |                                       
         
    
        
            | 
                11/15/2021
             | 
            
                -0.20 / -0.27%
             |             
            
                74.00
             |           
            
                74.00
             |               
            
                73.60
             |                           
            
                73.80
             | 
            
                74.00
             |                     
            
                30.12
             |                                 
            
                10,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/12/2021
             | 
            
                -1.30 / -1.73%
             |             
            
                75.10
             |           
            
                75.30
             |               
            
                74.00
             |                           
            
                74.00
             | 
            
                75.07
             |                     
            
                30.20
             |                                 
            
                10,500
             |            
            
                 
             |                                       
         
    
        
            | 
                11/11/2021
             | 
            
                0.00 / 0.00%
             |             
            
                75.40
             |           
            
                75.40
             |               
            
                75.10
             |                           
            
                75.30
             | 
            
                75.31
             |                     
            
                30.73
             |                                 
            
                8,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/10/2021
             | 
            
                0.00 / 0.00%
             |             
            
                75.40
             |           
            
                75.40
             |               
            
                75.20
             |                           
            
                75.30
             | 
            
                75.29
             |                     
            
                30.73
             |                                 
            
                6,100
             |            
            
                 
             |                                       
         
    
        
            | 
                11/9/2021
             | 
            
                0.00 / 0.00%
             |             
            
                75.10
             |           
            
                75.30
             |               
            
                74.60
             |                           
            
                75.30
             | 
            
                75.01
             |                     
            
                30.73
             |                                 
            
                13,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/8/2021
             | 
            
                -0.10 / -0.13%
             |             
            
                75.50
             |           
            
                75.60
             |               
            
                74.60
             |                           
            
                75.30
             | 
            
                75.23
             |                     
            
                30.73
             |                                 
            
                32,700
             |            
            
                 
             |                                       
         
    
        
            | 
                11/5/2021
             | 
            
                +0.40 / +0.53%
             |             
            
                75.00
             |           
            
                75.50
             |               
            
                75.00
             |                           
            
                75.40
             | 
            
                75.20
             |                     
            
                30.77
             |                                 
            
                17,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/4/2021
             | 
            
                0.00 / 0.00%
             |             
            
                75.00
             |           
            
                75.00
             |               
            
                74.50
             |                           
            
                75.00
             | 
            
                74.66
             |                     
            
                30.61
             |                                 
            
                29,700
             |            
            
                 
             |                                       
         
    
        
            | 
                11/3/2021
             | 
            
                -0.90 / -1.19%
             |             
            
                75.90
             |           
            
                75.90
             |               
            
                75.00
             |                           
            
                75.00
             | 
            
                75.22
             |                     
            
                30.61
             |                                 
            
                6,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/2/2021
             | 
            
                +1.90 / +2.57%
             |             
            
                74.90
             |           
            
                75.90
             |               
            
                74.60
             |                           
            
                75.90
             | 
            
                75.10
             |                     
            
                30.97
             |                                 
            
                31,000
             |            
            
                 
             |                                       
         
    
        
            | 
                11/1/2021
             | 
            
                +0.20 / +0.27%
             |             
            
                73.80
             |           
            
                75.00
             |               
            
                73.80
             |                           
            
                74.00
             | 
            
                74.26
             |                     
            
                30.20
             |                                 
            
                483,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/29/2021
             | 
            
                +0.60 / +0.82%
             |             
            
                73.40
             |           
            
                73.90
             |               
            
                73.40
             |                           
            
                73.80
             | 
            
                73.49
             |                     
            
                30.12
             |                                 
            
                4,300
             |            
            
                 
             |                                       
         
    
        
            | 
                10/28/2021
             | 
            
                -0.30 / -0.41%
             |             
            
                73.50
             |           
            
                74.50
             |               
            
                73.10
             |                           
            
                73.20
             | 
            
                73.50
             |                     
            
                29.87
             |                                 
            
                2,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/27/2021
             | 
            
                +0.20 / +0.27%
             |             
            
                72.80
             |           
            
                74.00
             |               
            
                72.80
             |                           
            
                73.50
             | 
            
                73.32
             |                     
            
                29.99
             |                                 
            
                4,300
             |            
            
                 
             |                                       
         
    
        
            | 
                10/26/2021
             | 
            
                0.00 / 0.00%
             |             
            
                73.10
             |           
            
                73.30
             |               
            
                73.00
             |                           
            
                73.30
             | 
            
                73.17
             |                     
            
                29.91
             |                                 
            
                4,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/25/2021
             | 
            
                -0.60 / -0.81%
             |             
            
                73.20
             |           
            
                73.30
             |               
            
                73.20
             |                           
            
                73.30
             | 
            
                73.22
             |                     
            
                29.91
             |                                 
            
                2,700
             |            
            
                 
             |                                       
         
    
        
            | 
                10/22/2021
             | 
            
                -0.70 / -0.94%
             |             
            
                74.20
             |           
            
                74.20
             |               
            
                73.90
             |                           
            
                73.90
             | 
            
                74.13
             |                     
            
                30.16
             |                                 
            
                4,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/21/2021
             | 
            
                0.00 / 0.00%
             |             
            
                74.60
             |           
            
                74.60
             |               
            
                74.20
             |                           
            
                74.60
             | 
            
                74.55
             |                     
            
                30.44
             |                                 
            
                10,100
             |            
            
                 
             |                                       
         
    
        
            | 
                10/20/2021
             | 
            
                -0.40 / -0.53%
             |             
            
                74.90
             |           
            
                75.00
             |               
            
                74.30
             |                           
            
                74.60
             | 
            
                74.71
             |                     
            
                30.44
             |                                 
            
                8,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/19/2021
             | 
            
                +0.10 / +0.13%
             |             
            
                74.30
             |           
            
                75.30
             |               
            
                74.30
             |                           
            
                75.00
             | 
            
                74.75
             |                     
            
                30.61
             |                                 
            
                24,000
             |            
            
                 
             |                                       
         
    
        
            | 
                10/18/2021
             | 
            
                +1.70 / +2.32%
             |             
            
                73.50
             |           
            
                74.90
             |               
            
                73.50
             |                           
            
                74.90
             | 
            
                74.26
             |                     
            
                30.57
             |                                 
            
                30,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/15/2021
             | 
            
                +0.60 / +0.83%
             |             
            
                74.70
             |           
            
                74.70
             |               
            
                72.80
             |                           
            
                73.20
             | 
            
                73.52
             |                     
            
                29.87
             |                                 
            
                12,200
             |            
            
                 
             |                                       
         
    
        
            | 
                10/14/2021
             | 
            
                -1.40 / -1.89%
             |             
            
                72.60
             |           
            
                74.00
             |               
            
                72.60
             |                           
            
                72.60
             | 
            
                73.79
             |                     
            
                29.63
             |                                 
            
                19,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/13/2021
             | 
            
                0.00 / 0.00%
             |             
            
                74.00
             |           
            
                74.00
             |               
            
                73.00
             |                           
            
                74.00
             | 
            
                73.90
             |                     
            
                30.20
             |                                 
            
                25,400
             |            
            
                 
             |                                       
         
    
        
            | 
                10/12/2021
             | 
            
                0.00 / 0.00%
             |             
            
                73.90
             |           
            
                74.00
             |               
            
                72.50
             |                           
            
                74.00
             | 
            
                73.62
             |                     
            
                30.20
             |                                 
            
                216,200
             |  
            
                 
             |                                                              
             
    
         
    
    
 |