| 
                 
                    Closing price on 12/30/2021
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    77.90 | 
                 
                
                    | High | 
                    77.90 | 
                 
                
                    | Low | 
                    76.00 | 
                     
                
                    | Volume | 
                    1,800 | 
                                 
                
                    | Split-adjusted Price | 
                    31.42 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
IMP Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                12/30/2021
             | 
            
                +0.90 / +1.18%
             |             
            
                77.90
             |           
            
                77.90
             |               
            
                76.00
             |                           
            
                77.00
             | 
            
                76.79
             |                     
            
                31.42
             |                                 
            
                1,800
             |            
            
                 
             |                                       
         
    
        
            | 
                12/29/2021
             | 
            
                +0.10 / +0.13%
             |             
            
                76.00
             |           
            
                77.00
             |               
            
                76.00
             |                           
            
                76.10
             | 
            
                76.67
             |                     
            
                31.06
             |                                 
            
                6,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/28/2021
             | 
            
                -0.20 / -0.26%
             |             
            
                76.00
             |           
            
                76.00
             |               
            
                76.00
             |                           
            
                76.00
             | 
            
                76.00
             |                     
            
                31.01
             |                                 
            
                6,400
             |            
            
                 
             |                                       
         
    
        
            | 
                12/27/2021
             | 
            
                +0.10 / +0.13%
             |             
            
                76.50
             |           
            
                76.50
             |               
            
                76.10
             |                           
            
                76.20
             | 
            
                76.30
             |                     
            
                31.10
             |                                 
            
                5,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/24/2021
             | 
            
                -1.40 / -1.81%
             |             
            
                75.90
             |           
            
                76.10
             |               
            
                75.90
             |                           
            
                76.10
             | 
            
                76.00
             |                     
            
                31.06
             |                                 
            
                600
             |            
            
                 
             |                                       
         
    
        
            | 
                12/23/2021
             | 
            
                +0.50 / +0.65%
             |             
            
                77.90
             |           
            
                77.90
             |               
            
                76.10
             |                           
            
                77.50
             | 
            
                76.96
             |                     
            
                31.63
             |                                 
            
                3,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/22/2021
             | 
            
                +1.30 / +1.72%
             |             
            
                75.70
             |           
            
                78.00
             |               
            
                75.70
             |                           
            
                77.00
             | 
            
                76.92
             |                     
            
                31.42
             |                                 
            
                9,100
             |            
            
                 
             |                                       
         
    
        
            | 
                12/21/2021
             | 
            
                +0.50 / +0.66%
             |             
            
                78.00
             |           
            
                78.00
             |               
            
                75.50
             |                           
            
                75.70
             | 
            
                76.26
             |                     
            
                30.89
             |                                 
            
                1,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/20/2021
             | 
            
                -2.50 / -3.22%
             |             
            
                76.10
             |           
            
                76.10
             |               
            
                75.00
             |                           
            
                75.20
             | 
            
                75.73
             |                     
            
                30.69
             |                                 
            
                12,400
             |            
            
                 
             |                                       
         
    
        
            | 
                12/17/2021
             | 
            
                +0.10 / +0.13%
             |             
            
                77.60
             |           
            
                77.70
             |               
            
                75.70
             |                           
            
                77.70
             | 
            
                76.61
             |                     
            
                31.71
             |                                 
            
                2,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/16/2021
             | 
            
                0.00 / 0.00%
             |             
            
                77.70
             |           
            
                77.90
             |               
            
                77.60
             |                           
            
                77.60
             | 
            
                77.66
             |                     
            
                31.67
             |                                 
            
                1,600
             |            
            
                 
             |                                       
         
    
        
            | 
                12/15/2021
             | 
            
                +0.10 / +0.13%
             |             
            
                78.00
             |           
            
                78.30
             |               
            
                77.60
             |                           
            
                77.60
             | 
            
                78.04
             |                     
            
                31.67
             |                                 
            
                4,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/14/2021
             | 
            
                0.00 / 0.00%
             |             
            
                77.50
             |           
            
                77.50
             |               
            
                76.50
             |                           
            
                77.50
             | 
            
                76.50
             |                     
            
                31.63
             |                                 
            
                1,400
             |            
            
                 
             |                                       
         
    
        
            | 
                12/13/2021
             | 
            
                +1.00 / +1.31%
             |             
            
                74.60
             |           
            
                78.30
             |               
            
                74.60
             |                           
            
                77.50
             | 
            
                77.75
             |                     
            
                31.63
             |                                 
            
                13,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/10/2021
             | 
            
                +0.30 / +0.39%
             |             
            
                76.30
             |           
            
                76.50
             |               
            
                76.20
             |                           
            
                76.50
             | 
            
                76.24
             |                     
            
                31.22
             |                                 
            
                61,700
             |            
            
                 
             |                                       
         
    
        
            | 
                12/9/2021
             | 
            
                -0.80 / -1.04%
             |             
            
                77.00
             |           
            
                77.00
             |               
            
                76.20
             |                           
            
                76.20
             | 
            
                76.83
             |                     
            
                31.10
             |                                 
            
                10,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/8/2021
             | 
            
                0.00 / 0.00%
             |             
            
                76.90
             |           
            
                77.00
             |               
            
                76.20
             |                           
            
                77.00
             | 
            
                76.97
             |                     
            
                31.42
             |                                 
            
                3,300
             |            
            
                 
             |                                       
         
    
        
            | 
                12/7/2021
             | 
            
                +0.90 / +1.18%
             |             
            
                77.40
             |           
            
                77.40
             |               
            
                76.20
             |                           
            
                77.00
             | 
            
                76.46
             |                     
            
                31.42
             |                                 
            
                5,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/6/2021
             | 
            
                +1.00 / +1.33%
             |             
            
                75.10
             |           
            
                76.50
             |               
            
                75.00
             |                           
            
                76.10
             | 
            
                75.96
             |                     
            
                31.06
             |                                 
            
                26,000
             |            
            
                 
             |                                       
         
    
        
            | 
                12/3/2021
             | 
            
                +1.00 / +1.35%
             |             
            
                75.00
             |           
            
                75.60
             |               
            
                75.00
             |                           
            
                75.10
             | 
            
                75.19
             |                     
            
                30.65
             |                                 
            
                246,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/2/2021
             | 
            
                +1.50 / +2.07%
             |             
            
                73.70
             |           
            
                75.50
             |               
            
                73.70
             |                           
            
                74.10
             | 
            
                74.72
             |                     
            
                30.24
             |                                 
            
                8,900
             |            
            
                 
             |                                       
         
    
        
            | 
                12/1/2021
             | 
            
                -0.50 / -0.68%
             |             
            
                73.90
             |           
            
                74.00
             |               
            
                72.60
             |                           
            
                72.60
             | 
            
                73.44
             |                     
            
                29.63
             |                                 
            
                27,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/30/2021
             | 
            
                +0.10 / +0.14%
             |             
            
                75.20
             |           
            
                75.20
             |               
            
                73.10
             |                           
            
                73.10
             | 
            
                74.26
             |                     
            
                29.83
             |                                 
            
                1,600
             |            
            
                 
             |                                       
         
    
        
            | 
                11/29/2021
             | 
            
                +0.50 / +0.69%
             |             
            
                72.60
             |           
            
                73.00
             |               
            
                72.60
             |                           
            
                73.00
             | 
            
                72.84
             |                     
            
                29.79
             |                                 
            
                500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/26/2021
             | 
            
                -1.70 / -2.29%
             |             
            
                74.50
             |           
            
                74.50
             |               
            
                72.50
             |                           
            
                72.50
             | 
            
                74.08
             |                     
            
                29.59
             |                                 
            
                21,800
             |            
            
                 
             |                                       
         
    
        
            | 
                11/25/2021
             | 
            
                +0.20 / +0.27%
             |             
            
                74.10
             |           
            
                74.80
             |               
            
                74.10
             |                           
            
                74.20
             | 
            
                74.25
             |                     
            
                30.28
             |                                 
            
                51,978
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/24/2021
             | 
            
                +1.40 / +1.93%
             |             
            
                74.20
             |           
            
                74.30
             |               
            
                73.60
             |                           
            
                74.00
             | 
            
                73.81
             |                     
            
                30.20
             |                                 
            
                17,600
             |            
            
                 
             |                                       
         
    
        
            | 
                11/23/2021
             | 
            
                -1.40 / -1.89%
             |             
            
                72.50
             |           
            
                74.00
             |               
            
                70.00
             |                           
            
                72.60
             | 
            
                72.80
             |                     
            
                29.63
             |                                 
            
                4,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                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
             |  
            
                 
             |                                                              
             
    
         
    
    
 |