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                    Closing price on 5/28/2021
                 
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             | 
         
         
 
    
        
                      
                
                    | Open | 
                    72.10 | 
                 
                
                    | High | 
                    72.70 | 
                 
                
                    | Low | 
                    72.00 | 
                     
                
                    | Volume | 
                    28,600 | 
                                 
                
                    | Split-adjusted Price | 
                    29.11 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
IMP Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                5/28/2021
             | 
            
                +0.20 / +0.28%
             |             
            
                72.10
             |           
            
                72.70
             |               
            
                72.00
             |                           
            
                72.70
             | 
            
                72.55
             |                     
            
                29.11
             |                                 
            
                28,600
             |            
            
                 
             |                                       
         
    
        
            | 
                5/27/2021
             | 
            
                -0.10 / -0.14%
             |             
            
                72.60
             |           
            
                72.80
             |               
            
                72.10
             |                           
            
                72.50
             | 
            
                72.54
             |                     
            
                29.03
             |                                 
            
                43,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/26/2021
             | 
            
                +0.10 / +0.14%
             |             
            
                72.50
             |           
            
                72.70
             |               
            
                72.40
             |                           
            
                72.60
             | 
            
                72.52
             |                     
            
                29.07
             |                                 
            
                46,900
             |            
            
                 
             |                                       
         
    
        
            | 
                5/25/2021
             | 
            
                0.00 / 0.00%
             |             
            
                72.50
             |           
            
                72.90
             |               
            
                72.50
             |                           
            
                72.50
             | 
            
                72.59
             |                     
            
                29.03
             |                                 
            
                64,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/24/2021
             | 
            
                0.00 / 0.00%
             |             
            
                72.50
             |           
            
                72.60
             |               
            
                72.20
             |                           
            
                72.50
             | 
            
                72.51
             |                     
            
                29.03
             |                                 
            
                37,000
             |            
            
                 
             |                                       
         
    
        
            | 
                5/21/2021
             | 
            
                +1.40 / +1.97%
             |             
            
                72.50
             |           
            
                72.60
             |               
            
                72.00
             |                           
            
                72.50
             | 
            
                72.43
             |                     
            
                29.03
             |                                 
            
                71,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/20/2021
             | 
            
                -0.90 / -1.25%
             |             
            
                71.50
             |           
            
                72.00
             |               
            
                71.10
             |                           
            
                71.10
             | 
            
                71.77
             |                     
            
                28.47
             |                                 
            
                61,600
             |            
            
                 
             |                                       
         
    
        
            | 
                5/19/2021
             | 
            
                +1.00 / +1.41%
             |             
            
                72.50
             |           
            
                72.60
             |               
            
                71.00
             |                           
            
                72.00
             | 
            
                72.21
             |                     
            
                28.83
             |                                 
            
                41,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/18/2021
             | 
            
                -1.70 / -2.34%
             |             
            
                72.90
             |           
            
                72.90
             |               
            
                71.00
             |                           
            
                71.00
             | 
            
                71.00
             |                     
            
                28.43
             |                                 
            
                59,100
             |            
            
                 
             |                                       
         
    
        
            | 
                5/17/2021
             | 
            
                -0.10 / -0.14%
             |             
            
                72.80
             |           
            
                73.00
             |               
            
                72.50
             |                           
            
                72.70
             | 
            
                72.80
             |                     
            
                29.11
             |                                 
            
                12,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/14/2021
             | 
            
                -0.20 / -0.27%
             |             
            
                73.00
             |           
            
                73.00
             |               
            
                72.10
             |                           
            
                72.80
             | 
            
                72.63
             |                     
            
                29.15
             |                                 
            
                17,500
             |            
            
                 
             |                                       
         
    
        
            | 
                5/13/2021
             | 
            
                0.00 / 0.00%
             |             
            
                72.00
             |           
            
                73.50
             |               
            
                72.00
             |                           
            
                73.00
             | 
            
                73.00
             |                     
            
                29.23
             |                                 
            
                23,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/12/2021
             | 
            
                +0.50 / +0.69%
             |             
            
                72.60
             |           
            
                73.50
             |               
            
                72.60
             |                           
            
                73.00
             | 
            
                73.20
             |                     
            
                29.23
             |                                 
            
                32,900
             |            
            
                 
             |                                       
         
    
        
            | 
                5/11/2021
             | 
            
                -0.10 / -0.14%
             |             
            
                72.70
             |           
            
                72.70
             |               
            
                72.50
             |                           
            
                72.50
             | 
            
                72.55
             |                     
            
                29.03
             |                                 
            
                37,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/10/2021
             | 
            
                +0.10 / +0.14%
             |             
            
                72.50
             |           
            
                72.60
             |               
            
                72.50
             |                           
            
                72.60
             | 
            
                72.53
             |                     
            
                29.07
             |                                 
            
                38,000
             |            
            
                 
             |                                       
         
    
        
            | 
                5/7/2021
             | 
            
                -0.10 / -0.14%
             |             
            
                72.10
             |           
            
                72.50
             |               
            
                72.10
             |                           
            
                72.50
             | 
            
                72.21
             |                     
            
                29.03
             |                                 
            
                17,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/6/2021
             | 
            
                +0.10 / +0.14%
             |             
            
                72.50
             |           
            
                72.60
             |               
            
                72.50
             |                           
            
                72.60
             | 
            
                72.51
             |                     
            
                29.07
             |                                 
            
                62,100
             |            
            
                 
             |                                       
         
    
        
            | 
                5/5/2021
             | 
            
                0.00 / 0.00%
             |             
            
                72.90
             |           
            
                72.90
             |               
            
                72.10
             |                           
            
                72.50
             | 
            
                72.56
             |                     
            
                29.03
             |                                 
            
                57,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/4/2021
             | 
            
                -0.10 / -0.14%
             |             
            
                70.00
             |           
            
                72.60
             |               
            
                70.00
             |                           
            
                72.50
             | 
            
                72.32
             |                     
            
                29.03
             |                                 
            
                103,100
             |            
            
                 
             |                                       
         
    
        
            | 
                4/29/2021
             | 
            
                +0.10 / +0.14%
             |             
            
                72.90
             |           
            
                72.90
             |               
            
                72.00
             |                           
            
                72.60
             | 
            
                72.50
             |                     
            
                29.07
             |                                 
            
                65,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/28/2021
             | 
            
                +0.50 / +0.69%
             |             
            
                73.00
             |           
            
                73.00
             |               
            
                72.00
             |                           
            
                72.50
             | 
            
                72.20
             |                     
            
                29.03
             |                                 
            
                75,100
             |            
            
                 
             |                                       
         
    
        
            | 
                4/27/2021
             | 
            
                +0.70 / +0.98%
             |             
            
                72.00
             |           
            
                72.70
             |               
            
                71.50
             |                           
            
                72.00
             | 
            
                72.16
             |                     
            
                28.83
             |                                 
            
                245,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/26/2021
             | 
            
                +0.20 / +0.28%
             |             
            
                71.10
             |           
            
                72.00
             |               
            
                71.00
             |                           
            
                71.30
             | 
            
                71.10
             |                     
            
                28.55
             |                                 
            
                27,100
             |            
            
                 
             |                                       
         
    
        
            | 
                4/23/2021
             | 
            
                +0.10 / +0.14%
             |             
            
                71.00
             |           
            
                72.00
             |               
            
                71.00
             |                           
            
                71.10
             | 
            
                71.00
             |                     
            
                28.47
             |                                 
            
                58,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/22/2021
             | 
            
                -1.50 / -2.07%
             |             
            
                72.00
             |           
            
                72.50
             |               
            
                70.10
             |                           
            
                71.00
             | 
            
                72.24
             |                     
            
                28.43
             |                                 
            
                85,700
             |            
            
                 
             |                                       
         
    
        
            | 
                4/20/2021
             | 
            
                +0.50 / +0.69%
             |             
            
                70.00
             |           
            
                72.50
             |               
            
                70.00
             |                           
            
                72.50
             | 
            
                72.07
             |                     
            
                29.03
             |                                 
            
                86,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/19/2021
             | 
            
                +1.00 / +1.41%
             |             
            
                71.90
             |           
            
                73.00
             |               
            
                71.20
             |                           
            
                72.00
             | 
            
                72.37
             |                     
            
                28.83
             |                                 
            
                1,152,291
             |            
            
                 
             |                                       
         
    
        
            | 
                4/16/2021
             | 
            
                -1.00 / -1.39%
             |             
            
                72.00
             |           
            
                72.30
             |               
            
                70.00
             |                           
            
                71.00
             | 
            
                71.57
             |                     
            
                28.43
             |                                 
            
                602,030
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/15/2021
             | 
            
                0.00 / 0.00%
             |             
            
                72.50
             |           
            
                72.50
             |               
            
                71.90
             |                           
            
                72.00
             | 
            
                72.06
             |                     
            
                28.83
             |                                 
            
                64,100
             |            
            
                 
             |                                       
         
    
        
            | 
                4/14/2021
             | 
            
                0.00 / 0.00%
             |             
            
                72.40
             |           
            
                72.40
             |               
            
                71.90
             |                           
            
                72.00
             | 
            
                72.02
             |                     
            
                28.83
             |                                 
            
                38,100
             |  
            
                 
             |                                                              
             
    
         
    
    
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						| 
 Market Update 
        
            
                Last updated at 3:10:02 PM
                                                                
            
            
            
            
        
        
     
 
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