Fair value (Tables)

12 Months Ended

Dec. 31, 2025

Fair Value Measurement Assets And Liabilities [Abstract]

Summary of Fair Value Measurement of Assets and Liabilities

The following table presents an analysis of the financial instruments that are measured at their fair value, including the level of hierarchy of fair value. The amounts are based on the balances presented in the consolidated statement of financial position.


		As of December 31, 2025
		Quoted price in active markets				Significant observable inputs				Significant unobservable inputs
		Level 1				Level 2				Level 3				Total
		S/(000)				S/(000)				S/(000)				S/(000)
Financial assets
Financial investments
At fair value through profit or loss (*)			247,299				666,443				1,052,249				1,965,991
Debt instruments measured at fair value through other comprehensive income			13,732,571				7,566,826				—				21,299,397
Equity instruments measured at fair value through other comprehensive income			518,843				3,675				33,631				556,149
Derivatives receivable			—				120,878				—				120,878
			14,498,713				8,357,822				1,085,880				23,942,415
Accrued interest															363,254
Total financial assets															24,305,669
Financial liabilities
Derivatives payable			—				207,084				—				207,084
Total financial liabilities			—				207,084				—				207,084


		As of December 31, 2024
		Level 1				Level 2				Level 3				Total
		S/(000)				S/(000)				S/(000)				S/(000)
Financial assets
Financial investments
At fair value through profit or loss (*)			304,659				459,767				1,012,141				1,776,567
Debt instruments measured at fair value through other comprehensive income			12,722,114				7,655,691				—				20,377,805
Equity instruments measured at fair value through other comprehensive income			406,778				13,850				37,640				458,268
Derivatives receivable			—				143,201				—				143,201
			13,433,551				8,272,509				1,049,781				22,755,841
Accrued interest															347,087
Total financial assets															23,102,928
Financial liabilities
Derivatives payable			—				102,288				—				102,288
Liabilities at fair value through profit or loss			61,153				—				—				61,153
Total financial liabilities			61,153				102,288				—				163,441

(*) As of December 31, 2025 and 2024, correspond mainly to participation in mutual funds, and investment funds and shares.

Summary of significant unobservable inputs used in fair value measurement of assets

The table below presents a description of significant unobservable data used in valuation:


		Valuation technique		Significant unobservable inputs		Valuation				Sensitivity of inputs to fair value
						2025		2024
Private Equity Stocks		Net asset value		NAV		Depends on each investment		Depends on each investment		10 percent increase (decrease) in the NAVs would result in an increase (decrease) in fair value by S/12,086,000 as of December 31, 2025 and S/8,096,000 as of December 31, 2024.
Private equity funds		Net asset value		NAV		Depends on each investment		Depends on each investment		10 percent increase (decrease) in the NAVs would result in an increase (decrease) in fair value by S/93,138,000 as of December 31, 2025 and S/93,119,000 as of December 31, 2024.
Non-listed shares		Equity method		-		According to price risk		According to price risk		5 percent increase (decrease) of the price would result in an increase in fair value of S/1,682,000 as of December 31, 2025 and S/1,882,000 as of December 31, 2024.

Summary of fair value measurement of assets

The table below includes a reconciliation of fair value measurement of financial instruments classified by the Group within Level 3 of the valuation hierarchy:


		2025				2024
		S/(000)				S/(000)
Initial balance as of January 1			1,049,781				919,866
Purchases			103,912				81,369
Sales			(122,565	)			(78,231	)
Gain recognized on the consolidated statement of income			54,752				126,777
Balance as of December 31			1,085,880				1,049,781

Summary of fair value measurement of assets and liabilities levels of hierarchy

The table below presents the disclosure of the comparison between the carrying amounts and fair values of the Group’s financial instruments that are not measured at their fair value, presented by level of fair value hierarchy:


		As of December 31, 2025																				As of December 31, 2024
		Level 1				Level 2				Level 3				Fair value				Book value				Level 1				Level 2				Level 3				Fair value				Book value
		S/(000)				S/(000)				S/(000)				S/(000)				S/(000)				S/(000)				S/(000)				S/(000)				S/(000)				S/(000)
Assets
Cash and due from banks			14,035,949				—				—				14,035,949				14,035,949				12,615,226				—				—				12,615,226				12,615,226
Inter-bank funds			—				40,006				—				40,006				40,006				—				220,060				—				220,060				220,060
Investments at amortized cost			4,026,559				140,840				—				4,167,399				3,989,015				3,775,935				98,658				—				3,874,593				3,898,198
Loans, net			—				50,189,528				—				50,189,528				50,770,150				—				48,333,964				—				48,333,964				49,229,448
Due from customers on acceptances			—				51,332				—				51,332				51,332				—				9,163				—				9,163				9,163
Other accounts receivable and other assets, net			—				1,135,362				—				1,135,362				1,135,362				—				1,588,600				—				1,588,600				1,588,600
Reinsurance contract assets			—				57,182				—				57,182				57,182				—				18,602				—				18,602				18,602
Total			18,062,508				51,614,250				—				69,676,758				70,078,996				16,391,161				50,269,047				—				66,660,208				67,579,297
Liabilities
Deposits and obligations			—				56,042,175				—				56,042,175				56,027,630				—				53,770,487				—				53,770,487				53,768,028
Inter-bank funds			—				55,019				—				55,019				55,019				—				—				—				—				—
Due to banks and correspondents			—				7,183,314				—				7,183,314				7,166,014				—				7,706,223				—				7,706,223				7,562,057
Bonds, notes and other obligations			4,976,125				710,793				—				5,686,918				5,590,408				5,163,150				838,662				—				6,001,812				6,075,433
Due from customers on acceptances			—				51,332				—				51,332				51,332				—				9,163				—				9,163				9,163
Insurance and reinsurance contract liabilities			—				13,063,254				—				13,063,254				13,063,254				—				12,524,320				—				12,524,320				12,524,320
Other accounts payable and other liabilities			—				4,172,085				—				4,172,085				4,172,085				—				4,024,513				—				4,024,513				4,024,513
Total			4,976,125				81,277,972				—				86,254,097				86,125,742				5,163,150				78,873,368				—				84,036,518				83,963,514