v3.26.1
RISK MANAGEMENT - Trading book risk - Net position (Details) - COP ($)
$ in Millions
Dec. 31, 2025
Dec. 31, 2024
Disclosure of nature and extent of risks arising from financial instruments [line items]    
Financial assets $ 305,457,293 $ 304,853,883
Financial liabilities 278,063,105 274,729,544
Market risk [member]    
Disclosure of nature and extent of risks arising from financial instruments [line items]    
Financial assets 48,492,380 40,012,350
Financial liabilities 1,986,281 1,033,592
Net position $ 46,506,099 $ 38,978,758