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                    Closing price on 10/31/2025
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        |           
                
                    | Open | 9.00 |  
                    | High | 9.00 |  
                    | Low | 9.00 |  
                    | Volume | 2,100 |  
                    | Split-adjusted Price | 9.00 |  
                
             | 
 |  GCB Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 10/31/2025 | -0.10 / -1.10% | 9.00 | 9.00 | 9.00 | 9.00 | 9.00 | 9.00 | 2,100 |   |  
            | 10/30/2025 | +1.00 / +11.76% | 9.00 | 9.50 | 9.00 | 9.50 | 9.10 | 9.50 | 1,300 |   |  			
            | 10/29/2025 | 0.00 / 0.00% | 10.00 | 10.00 | 8.20 | 8.70 | 8.50 | 8.70 | 6,600 |   |  
            | 10/28/2025 | +0.10 / +1.15% | 8.60 | 8.80 | 8.60 | 8.80 | 8.70 | 8.80 | 5,500 |   |  			
            | 10/27/2025 | -1.40 / -13.86% | 8.70 | 8.70 | 8.70 | 8.70 | 8.70 | 8.70 | 1,200 |   |  
            | 10/24/2025 | 0.00 / 0.00% | 10.10 | 10.10 | 10.10 | 10.10 | 10.10 | 10.10 | 0 |   |  			
            | 10/23/2025 | -1.30 / -11.93% | 10.80 | 10.80 | 9.60 | 9.60 | 10.10 | 9.60 | 3,000 |   |  
            | 10/22/2025 | -1.70 / -13.93% | 10.60 | 12.10 | 10.50 | 10.50 | 10.90 | 10.50 | 3,900 |   |  			
            | 10/21/2025 | -2.10 / -14.69% | 12.20 | 12.20 | 12.20 | 12.20 | 12.20 | 12.20 | 3,900 |   |  
            | 10/20/2025 | 0.00 / 0.00% | 14.30 | 14.30 | 14.30 | 14.30 | 14.30 | 14.30 | 0 |   |  			
            | 10/17/2025 | 0.00 / 0.00% | 14.30 | 14.30 | 14.30 | 14.30 | 14.30 | 14.30 | 0 |   |  
            | 10/16/2025 | 0.00 / 0.00% | 14.30 | 14.30 | 14.30 | 14.30 | 14.30 | 14.30 | 0 |   |  			
            | 10/15/2025 | -0.20 / -1.39% | 15.90 | 15.90 | 14.20 | 14.20 | 14.30 | 14.20 | 199,700 |   |  
            | 10/14/2025 | -0.10 / -0.69% | 14.40 | 14.40 | 14.30 | 14.30 | 14.40 | 14.30 | 300 |   |  			
            | 10/13/2025 | 0.00 / 0.00% | 14.30 | 14.50 | 14.30 | 14.50 | 14.40 | 14.50 | 1,300 |   |  
            | 10/10/2025 | 0.00 / 0.00% | 14.50 | 14.50 | 14.50 | 14.50 | 14.50 | 14.50 | 0 |   |  			
            | 10/9/2025 | 0.00 / 0.00% | 14.50 | 14.50 | 14.50 | 14.50 | 14.50 | 14.50 | 0 |   |  
            | 10/8/2025 | -0.20 / -1.36% | 14.50 | 14.50 | 14.50 | 14.50 | 14.50 | 14.50 | 60,100 |   |  			
            | 10/7/2025 | +1.20 / +8.89% | 14.70 | 14.70 | 14.70 | 14.70 | 14.70 | 14.70 | 100 |   |  
            | 10/6/2025 | 0.00 / 0.00% | 14.80 | 14.80 | 13.50 | 13.50 | 13.50 | 13.50 | 3,100 |   |  			
            | 10/3/2025 | +0.90 / +7.14% | 13.40 | 13.50 | 13.40 | 13.50 | 13.50 | 13.50 | 300 |   |  
            | 10/2/2025 | +1.50 / +13.51% | 12.60 | 12.60 | 12.60 | 12.60 | 12.60 | 12.60 | 100 |   |  			
            | 10/1/2025 | 0.00 / 0.00% | 11.10 | 11.10 | 11.10 | 11.10 | 11.10 | 11.10 | 0 |   |  
            | 9/30/2025 | 0.00 / 0.00% | 11.10 | 11.10 | 11.10 | 11.10 | 11.10 | 11.10 | 0 |   |  			
            | 9/29/2025 | -1.60 / -12.60% | 11.10 | 11.10 | 11.10 | 11.10 | 11.10 | 11.10 | 100 |   |  
            | 9/26/2025 | -2.10 / -14.19% | 12.70 | 12.70 | 12.70 | 12.70 | 12.70 | 12.70 | 100 |   |  			
            | 9/25/2025 | 0.00 / 0.00% | 14.80 | 14.80 | 14.80 | 14.80 | 14.80 | 14.80 | 0 |   |  
            | 9/24/2025 | +1.30 / +9.63% | 14.80 | 14.80 | 14.80 | 14.80 | 14.80 | 14.80 | 600 |   |  			
            | 9/23/2025 | +1.40 / +10.77% | 13.00 | 14.40 | 13.00 | 14.40 | 13.50 | 14.40 | 300 |   |  
            | 9/22/2025 | +0.70 / +5.65% | 12.00 | 13.10 | 12.00 | 13.10 | 13.00 | 13.10 | 6,800 |   |  |