| 
                 
                    Closing price on 8/26/2025
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    30.40 | 
                 
                
                    | High | 
                    30.40 | 
                 
                
                    | Low | 
                    30.30 | 
                     
                
                    | Volume | 
                    9,200 | 
                                 
                
                    | Split-adjusted Price | 
                    28.38 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
GHC Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                8/26/2025
             | 
            
                -0.10 / -0.33%
             |             
            
                30.40
             |           
            
                30.40
             |               
            
                30.30
             |                           
            
                30.30
             | 
            
                30.30
             |                     
            
                28.38
             |                                 
            
                9,200
             |            
            
                 
             |                                       
         
    
        
            | 
                8/25/2025
             | 
            
                -0.20 / -0.66%
             |             
            
                30.40
             |           
            
                30.50
             |               
            
                30.20
             |                           
            
                30.30
             | 
            
                30.40
             |                     
            
                28.38
             |                                 
            
                16,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/22/2025
             | 
            
                -0.20 / -0.66%
             |             
            
                30.50
             |           
            
                30.60
             |               
            
                30.20
             |                           
            
                30.30
             | 
            
                30.50
             |                     
            
                28.38
             |                                 
            
                83,800
             |            
            
                 
             |                                       
         
    
        
            | 
                8/21/2025
             | 
            
                +0.10 / +0.33%
             |             
            
                30.40
             |           
            
                30.60
             |               
            
                30.40
             |                           
            
                30.50
             | 
            
                30.50
             |                     
            
                28.57
             |                                 
            
                10,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/20/2025
             | 
            
                0.00 / 0.00%
             |             
            
                30.50
             |           
            
                30.50
             |               
            
                30.40
             |                           
            
                30.50
             | 
            
                30.40
             |                     
            
                28.57
             |                                 
            
                6,000
             |            
            
                 
             |                                       
         
    
        
            | 
                8/19/2025
             | 
            
                +0.10 / +0.33%
             |             
            
                30.40
             |           
            
                30.60
             |               
            
                30.40
             |                           
            
                30.50
             | 
            
                30.50
             |                     
            
                28.57
             |                                 
            
                48,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/18/2025
             | 
            
                -0.10 / -0.33%
             |             
            
                30.50
             |           
            
                30.50
             |               
            
                30.30
             |                           
            
                30.40
             | 
            
                30.40
             |                     
            
                28.48
             |                                 
            
                24,400
             |            
            
                 
             |                                       
         
    
        
            | 
                8/15/2025
             | 
            
                0.00 / 0.00%
             |             
            
                30.40
             |           
            
                30.50
             |               
            
                30.40
             |                           
            
                30.50
             | 
            
                30.50
             |                     
            
                28.57
             |                                 
            
                20,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/14/2025
             | 
            
                +0.10 / +0.33%
             |             
            
                30.50
             |           
            
                30.50
             |               
            
                30.40
             |                           
            
                30.50
             | 
            
                30.50
             |                     
            
                28.57
             |                                 
            
                31,700
             |            
            
                 
             |                                       
         
    
        
            | 
                8/13/2025
             | 
            
                +0.20 / +0.66%
             |             
            
                30.40
             |           
            
                30.50
             |               
            
                30.20
             |                           
            
                30.50
             | 
            
                30.40
             |                     
            
                28.57
             |                                 
            
                29,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/12/2025
             | 
            
                +0.10 / +0.33%
             |             
            
                30.50
             |           
            
                30.50
             |               
            
                30.20
             |                           
            
                30.40
             | 
            
                30.30
             |                     
            
                28.48
             |                                 
            
                10,200
             |            
            
                 
             |                                       
         
    
        
            | 
                8/11/2025
             | 
            
                +0.10 / +0.33%
             |             
            
                30.30
             |           
            
                30.40
             |               
            
                30.30
             |                           
            
                30.40
             | 
            
                30.30
             |                     
            
                28.48
             |                                 
            
                3,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/8/2025
             | 
            
                0.00 / 0.00%
             |             
            
                30.30
             |           
            
                30.40
             |               
            
                30.10
             |                           
            
                30.40
             | 
            
                30.30
             |                     
            
                28.48
             |                                 
            
                45,100
             |            
            
                 
             |                                       
         
    
        
            | 
                8/7/2025
             | 
            
                0.00 / 0.00%
             |             
            
                30.40
             |           
            
                30.40
             |               
            
                30.40
             |                           
            
                30.40
             | 
            
                30.40
             |                     
            
                28.48
             |                                 
            
                19,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/6/2025
             | 
            
                +0.10 / +0.33%
             |             
            
                30.40
             |           
            
                30.50
             |               
            
                30.40
             |                           
            
                30.50
             | 
            
                30.40
             |                     
            
                28.57
             |                                 
            
                7,100
             |            
            
                 
             |                                       
         
    
        
            | 
                8/5/2025
             | 
            
                -0.20 / -0.65%
             |             
            
                30.50
             |           
            
                30.60
             |               
            
                30.00
             |                           
            
                30.40
             | 
            
                30.40
             |                     
            
                28.48
             |                                 
            
                31,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/4/2025
             | 
            
                +0.10 / +0.33%
             |             
            
                30.50
             |           
            
                30.60
             |               
            
                30.40
             |                           
            
                30.60
             | 
            
                30.60
             |                     
            
                28.66
             |                                 
            
                21,700
             |            
            
                 
             |                                       
         
    
        
            | 
                8/1/2025
             | 
            
                +0.10 / +0.33%
             |             
            
                30.40
             |           
            
                30.70
             |               
            
                30.40
             |                           
            
                30.50
             | 
            
                30.40
             |                     
            
                28.57
             |                                 
            
                15,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/31/2025
             | 
            
                +0.10 / +0.33%
             |             
            
                30.50
             |           
            
                30.50
             |               
            
                30.40
             |                           
            
                30.50
             | 
            
                30.40
             |                     
            
                28.57
             |                                 
            
                7,600
             |            
            
                 
             |                                       
         
    
        
            | 
                7/30/2025
             | 
            
                +0.10 / +0.33%
             |             
            
                30.50
             |           
            
                30.60
             |               
            
                30.40
             |                           
            
                30.60
             | 
            
                30.40
             |                     
            
                28.66
             |                                 
            
                14,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/29/2025
             | 
            
                -0.10 / -0.33%
             |             
            
                30.90
             |           
            
                31.00
             |               
            
                30.30
             |                           
            
                30.60
             | 
            
                30.40
             |                     
            
                28.66
             |                                 
            
                51,600
             |            
            
                 
             |                                       
         
    
        
            | 
                7/28/2025
             | 
            
                -0.50 / -1.60%
             |             
            
                31.60
             |           
            
                31.60
             |               
            
                30.50
             |                           
            
                30.70
             | 
            
                30.70
             |                     
            
                28.76
             |                                 
            
                26,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/25/2025
             | 
            
                +0.50 / +1.63%
             |             
            
                31.00
             |           
            
                31.40
             |               
            
                31.00
             |                           
            
                31.10
             | 
            
                31.20
             |                     
            
                29.13
             |                                 
            
                40,100
             |            
            
                 
             |                                       
         
    
        
            | 
                7/24/2025
             | 
            
                +0.90 / +2.99%
             |             
            
                30.30
             |           
            
                31.00
             |               
            
                30.30
             |                           
            
                31.00
             | 
            
                30.60
             |                     
            
                29.04
             |                                 
            
                107,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/23/2025
             | 
            
                +0.20 / +0.67%
             |             
            
                30.00
             |           
            
                30.20
             |               
            
                30.00
             |                           
            
                30.20
             | 
            
                30.10
             |                     
            
                28.29
             |                                 
            
                108,800
             |            
            
                 
             |                                       
         
    
        
            | 
                7/22/2025
             | 
            
                0.00 / 0.00%
             |             
            
                30.00
             |           
            
                30.10
             |               
            
                30.00
             |                           
            
                30.10
             | 
            
                30.00
             |                     
            
                28.19
             |                                 
            
                15,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/21/2025
             | 
            
                -0.10 / -0.33%
             |             
            
                30.10
             |           
            
                30.20
             |               
            
                30.00
             |                           
            
                30.10
             | 
            
                30.40
             |                     
            
                28.19
             |                                 
            
                27,500
             |            
            
                 
             |                                       
         
    
        
            | 
                7/18/2025
             | 
            
                0.00 / 0.00%
             |             
            
                30.20
             |           
            
                30.20
             |               
            
                30.00
             |                           
            
                30.20
             | 
            
                30.20
             |                     
            
                28.29
             |                                 
            
                13,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/17/2025
             | 
            
                0.00 / 0.00%
             |             
            
                30.20
             |           
            
                30.30
             |               
            
                30.10
             |                           
            
                30.10
             | 
            
                30.20
             |                     
            
                28.19
             |                                 
            
                26,900
             |            
            
                 
             |                                       
         
    
        
            | 
                7/16/2025
             | 
            
                0.00 / 0.00%
             |             
            
                30.20
             |           
            
                30.20
             |               
            
                30.10
             |                           
            
                30.20
             | 
            
                30.10
             |                     
            
                28.29
             |                                 
            
                13,000
             |  
            
                 
             |                                                              
             
    
         
    
    
 |