| 
                 
                    Closing price on 2/2/2021
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    54.80 | 
                 
                
                    | High | 
                    54.90 | 
                 
                
                    | Low | 
                    53.60 | 
                     
                
                    | Volume | 
                    152,300 | 
                                 
                
                    | Split-adjusted Price | 
                    21.74 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
IMP Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                2/2/2021
             | 
            
                +0.10 / +0.18%
             |             
            
                54.80
             |           
            
                54.90
             |               
            
                53.60
             |                           
            
                54.30
             | 
            
                54.53
             |                     
            
                21.74
             |                                 
            
                152,300
             |            
            
                 
             |                                       
         
    
        
            | 
                2/1/2021
             | 
            
                -2.10 / -3.73%
             |             
            
                55.00
             |           
            
                56.40
             |               
            
                54.20
             |                           
            
                54.20
             | 
            
                54.78
             |                     
            
                21.70
             |                                 
            
                28,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/29/2021
             | 
            
                +3.50 / +6.63%
             |             
            
                51.20
             |           
            
                56.40
             |               
            
                51.20
             |                           
            
                56.30
             | 
            
                53.96
             |                     
            
                22.54
             |                                 
            
                37,000
             |            
            
                 
             |                                       
         
    
        
            | 
                1/28/2021
             | 
            
                -3.90 / -6.88%
             |             
            
                56.30
             |           
            
                56.30
             |               
            
                52.80
             |                           
            
                52.80
             | 
            
                52.80
             |                     
            
                21.14
             |                                 
            
                128,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/27/2021
             | 
            
                -1.80 / -3.08%
             |             
            
                58.00
             |           
            
                58.70
             |               
            
                56.70
             |                           
            
                56.70
             | 
            
                57.61
             |                     
            
                22.70
             |                                 
            
                27,600
             |            
            
                 
             |                                       
         
    
        
            | 
                1/26/2021
             | 
            
                +1.00 / +1.74%
             |             
            
                58.50
             |           
            
                59.50
             |               
            
                56.00
             |                           
            
                58.50
             | 
            
                58.73
             |                     
            
                23.43
             |                                 
            
                119,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/25/2021
             | 
            
                +0.90 / +1.59%
             |             
            
                57.00
             |           
            
                57.60
             |               
            
                55.60
             |                           
            
                57.50
             | 
            
                57.23
             |                     
            
                23.02
             |                                 
            
                38,300
             |            
            
                 
             |                                       
         
    
        
            | 
                1/22/2021
             | 
            
                +0.80 / +1.43%
             |             
            
                56.70
             |           
            
                57.00
             |               
            
                55.90
             |                           
            
                56.60
             | 
            
                56.66
             |                     
            
                22.66
             |                                 
            
                41,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/21/2021
             | 
            
                +0.60 / +1.09%
             |             
            
                57.00
             |           
            
                57.00
             |               
            
                55.00
             |                           
            
                55.80
             | 
            
                55.63
             |                     
            
                22.34
             |                                 
            
                44,400
             |            
            
                 
             |                                       
         
    
        
            | 
                1/20/2021
             | 
            
                +0.20 / +0.36%
             |             
            
                55.00
             |           
            
                55.90
             |               
            
                54.50
             |                           
            
                55.20
             | 
            
                54.86
             |                     
            
                22.10
             |                                 
            
                53,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/19/2021
             | 
            
                -2.50 / -4.35%
             |             
            
                57.50
             |           
            
                57.60
             |               
            
                54.10
             |                           
            
                55.00
             | 
            
                55.97
             |                     
            
                22.02
             |                                 
            
                63,900
             |            
            
                 
             |                                       
         
    
        
            | 
                1/18/2021
             | 
            
                -0.70 / -1.20%
             |             
            
                58.80
             |           
            
                58.80
             |               
            
                57.50
             |                           
            
                57.50
             | 
            
                57.50
             |                     
            
                23.02
             |                                 
            
                59,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/15/2021
             | 
            
                -0.50 / -0.85%
             |             
            
                58.70
             |           
            
                59.00
             |               
            
                58.10
             |                           
            
                58.20
             | 
            
                58.57
             |                     
            
                23.31
             |                                 
            
                19,700
             |            
            
                 
             |                                       
         
    
        
            | 
                1/14/2021
             | 
            
                +0.10 / +0.17%
             |             
            
                58.60
             |           
            
                58.70
             |               
            
                56.20
             |                           
            
                58.70
             | 
            
                58.21
             |                     
            
                23.51
             |                                 
            
                98,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/13/2021
             | 
            
                -0.90 / -1.51%
             |             
            
                59.80
             |           
            
                59.80
             |               
            
                58.50
             |                           
            
                58.60
             | 
            
                58.82
             |                     
            
                23.47
             |                                 
            
                35,800
             |            
            
                 
             |                                       
         
    
        
            | 
                1/12/2021
             | 
            
                +1.50 / +2.59%
             |             
            
                58.50
             |           
            
                60.00
             |               
            
                58.30
             |                           
            
                59.50
             | 
            
                58.90
             |                     
            
                23.83
             |                                 
            
                139,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/11/2021
             | 
            
                +0.10 / +0.17%
             |             
            
                57.90
             |           
            
                58.40
             |               
            
                57.50
             |                           
            
                58.00
             | 
            
                57.90
             |                     
            
                23.23
             |                                 
            
                42,800
             |            
            
                 
             |                                       
         
    
        
            | 
                1/8/2021
             | 
            
                0.00 / 0.00%
             |             
            
                57.90
             |           
            
                58.30
             |               
            
                57.90
             |                           
            
                57.90
             | 
            
                58.06
             |                     
            
                23.18
             |                                 
            
                45,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/7/2021
             | 
            
                -0.10 / -0.17%
             |             
            
                58.30
             |           
            
                58.30
             |               
            
                57.50
             |                           
            
                57.90
             | 
            
                57.91
             |                     
            
                23.18
             |                                 
            
                42,500
             |            
            
                 
             |                                       
         
    
        
            | 
                1/6/2021
             | 
            
                +0.20 / +0.35%
             |             
            
                58.40
             |           
            
                58.40
             |               
            
                57.80
             |                           
            
                58.00
             | 
            
                58.07
             |                     
            
                23.23
             |                                 
            
                132,030
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/5/2021
             | 
            
                -0.20 / -0.34%
             |             
            
                58.30
             |           
            
                58.30
             |               
            
                57.80
             |                           
            
                57.80
             | 
            
                58.00
             |                     
            
                23.14
             |                                 
            
                51,900
             |            
            
                 
             |                                       
         
    
        
            | 
                1/4/2021
             | 
            
                +1.70 / +3.02%
             |             
            
                56.50
             |           
            
                59.00
             |               
            
                56.50
             |                           
            
                58.00
             | 
            
                58.00
             |                     
            
                23.23
             |                                 
            
                149,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/31/2020
             | 
            
                +0.50 / +0.90%
             |             
            
                56.00
             |           
            
                56.50
             |               
            
                55.80
             |                           
            
                56.30
             | 
            
                56.12
             |                     
            
                22.54
             |                                 
            
                108,140
             |            
            
                 
             |                                       
         
    
        
            | 
                12/30/2020
             | 
            
                +0.10 / +0.18%
             |             
            
                56.00
             |           
            
                56.00
             |               
            
                55.50
             |                           
            
                55.80
             | 
            
                55.75
             |                     
            
                22.34
             |                                 
            
                48,610
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/29/2020
             | 
            
                +0.20 / +0.36%
             |             
            
                56.10
             |           
            
                56.10
             |               
            
                55.40
             |                           
            
                55.70
             | 
            
                55.71
             |                     
            
                22.30
             |                                 
            
                62,860
             |            
            
                 
             |                                       
         
    
        
            | 
                12/28/2020
             | 
            
                -0.70 / -1.25%
             |             
            
                55.60
             |           
            
                56.50
             |               
            
                55.50
             |                           
            
                55.50
             | 
            
                55.67
             |                     
            
                22.22
             |                                 
            
                97,110
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/25/2020
             | 
            
                +0.80 / +1.44%
             |             
            
                55.40
             |           
            
                56.40
             |               
            
                55.20
             |                           
            
                56.20
             | 
            
                55.80
             |                     
            
                22.50
             |                                 
            
                37,680
             |            
            
                 
             |                                       
         
    
        
            | 
                12/24/2020
             | 
            
                -0.60 / -1.07%
             |             
            
                56.80
             |           
            
                56.80
             |               
            
                54.60
             |                           
            
                55.40
             | 
            
                55.60
             |                     
            
                22.18
             |                                 
            
                34,370
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/23/2020
             | 
            
                +0.40 / +0.72%
             |             
            
                55.90
             |           
            
                56.90
             |               
            
                55.30
             |                           
            
                56.00
             | 
            
                56.15
             |                     
            
                22.42
             |                                 
            
                81,010
             |            
            
                 
             |                                       
         
    
        
            | 
                12/22/2020
             | 
            
                0.00 / 0.00%
             |             
            
                55.90
             |           
            
                55.90
             |               
            
                55.20
             |                           
            
                55.60
             | 
            
                55.49
             |                     
            
                22.26
             |                                 
            
                96,370
             |  
            
                 
             |                                                              
             
    
         
    
    
 |