XML 70 R57.htm IDEA: XBRL DOCUMENT v3.26.1
Other Financial Assets and Liabilities (Tables)
 12 Months Ended
Dec. 31, 2025
Disclosure of detailed information about financial instruments [abstract]  
Schedule of Other Financial Assets and Liabilities Details of other financial assets and liabilities as of December 31, 2024 and 2025, are as follows:
(In millions of Korean won)December 31, 2024December 31, 2025
Other financial assets
Financial assets at amortized cost1
₩962,653 1,476,527 
Financial assets at fair value through profits of loss1,2
1,029,926 774,557 
Financial assets at fair value through other comprehensive income1,665,368 2,423,277 
Derivatives used for hedging445,471 315,537 
Less: Non-current(2,759,170)(3,362,916)
Current₩1,344,248 1,626,982 
Other financial liabilities
Financial liabilities at amortized cost3,4
₩942,135 999,020 
Financial liabilities at fair value through profits or loss132,011 105,810 
Derivatives used for hedging3 13,862 
Less: Non-current(722,517)(592,599)
Current₩351,632 526,093 
1As of December 31, 2025, the Group’s financial instruments amount to ₩118,946 million (December 31, 2024: ₩97,913 million) and consist of checking account deposits, time deposits, and others which are subject to withdrawal restrictions.
2As of December 31, 2025, the Group provided investments in Korea Software Financial Cooperative and others amounting to ₩10,695 million (December 31, 2024: ₩10,511 million) as a collateral in exchange for the payment guarantee provided by the Korea Software Financial Cooperative and others.
3The amount includes liabilities related to the obligation to acquire additional shares in Epsilon Global Communications Pte. Ltd. and kt Cloud Co., Ltd. (Note 20).
4The amount includes liabilities convertible preferred Stock issued by kt Cloud Co., Ltd. (Note 20).
Schedule of Financial Assets at Fair Value Through Profit or Loss Details of financial assets at fair value through profit or loss as of December 31, 2024 and 2025, are as follows:
(In millions of Korean won)December 31, 2024December 31, 2025
Equity instruments (Listed)₩5,620 3,562 
Equity instruments (Unlisted)47,227 46,955 
Debt instruments971,805 723,978 
Derivatives held for trading5,274 62 
Total1,029,926 774,557 
Less: Non-current(826,708)(709,412)
Current₩203,218 65,145 
Details of changes in provisions for impairment of other financial assets at amortized costs for the years ended December 31, 2024 and 2025, are as follows:
(in millions of Korean won)20242025
Beginning balance₩183,636 ₩204,594 
Provision82,123 63,886 
Written-off(105,169)(101,721)
Reversal(380)(144)
Others44,384 24,402 
Ending balance₩204,594 ₩191,017 
Schedule of Financial Assets at Fair Value Through Other Comprehensive Income Details of financial assets at fair value through other comprehensive income as of December 31, 2024 and 2025, are as follows:
(In millions of Korean won)December 31, 2024December 31, 2025
Equity instruments (Listed)₩1,317,458 2,044,789 
Equity instruments (Unlisted)341,753 372,341 
Debt instruments6,157 6,147 
Total1,665,368 2,423,277 
Less: Non-current(1,665,368)(2,423,277)
Current₩— — 
Schedule of Derivative Financial Assets and Liabilities Details of valuation of derivatives used for hedging as of December 31, 2024 and 2025, are as follows:
December 31, 2024December 31, 2025
(In millions of Korean won)AssetsLiabilitiesAssetsLiabilities
Interest rate swap₩352 3 1,810 — 
Currency swap1
445,119 — 313,727 13,862 
Total445,471 3 315,537 13,862 
Less: Non-current(261,719)— (202,144)(13,862)
Current₩183,752 3 113,393 — 
1The currency swap contract is to hedge the risk of variability in cash flow from the borrowings due to changes in interest rate and foreign exchange rate and the expected maximum period for the Group to be exposed to risks of cash flow fluctuation by hedged items is until September 7, 2034.
Schedule of Valuation Gains and Losses on Derivatives Contracts Details of valuation gains and losses on the derivative instruments for the years ended December 31, 2023, 2024 and 2025, are as follows:
(in millions of Korean won)
202320242025
Type of TransactionValuation
gain		Valuation
loss		Other comprehensive income1Valuation
gain		Valuation
loss		Other comprehensive income1Valuation
gain		Valuation
Loss		Other comprehensive income1
Interest rate swap₩48 ₩— ₩(2,945)₩76 ₩— ₩(1,044)₩15 ₩92 ₩1,403 
Currency swap45,709 162 (27,273)374,898 3,793 (16,773)37,985 62,187 74,805 
Total₩45,757 ₩162 ₩(30,218)₩374,974 ₩3,793 ₩(17,817)₩38,000 ₩62,279 ₩76,208 
1The amounts are before adjustments for deferred income tax and allocations to non-controlling interests and have been directly reflected in equity.
Schedule of Hedging instruments
(i) Hedging instruments
2024
(in millions of Korean won and thousands of foreign currencies)
Book value of
hedging instruments		Changes in fair
value to calculate
the ineffective
portion of
hedges
CurrencyForeign
currency		Contract
amount		AssetsLiabilities
USD2,150,937 ₩2,658,775 444,786 — 362,588 
EUR6,900 10,166 333 — 548 
KRW— 120,000 352 3 842 
Total2,788,941 445,471 3 363,978 
2025
(in millions of Korean won and thousands of foreign currencies)
Book value of
hedging instruments		Changes in fair
value to calculate
the ineffective
portion of
hedges
CurrencyForeign
 currency		Contract
 amount		AssetsLiabilities
USD₩1,949,767 ₩2,500,525 ₩313,727 — ₩53,656 
JPY30,000,000 288,546 — 13,862 (13,689)
KRW— 60,000 1,810 — (1,791)
Total₩2,849,071 315,537 13,862 38,176 
Schedule of Hedged items
(ii) Hedged item
(in millions of Korean won)20242025
CurrencyBook value of
 hedged items		Changes in fair
 value to
 calculate the
 ineffective
 portion of
 hedges
Cash flow
 hedge
 reserves1
Book value
 of hedged
 items		Changes in fair
 value to
 calculate the
 ineffective
 portion of
 hedges
Cash flow
 hedge
 reserves1
USD₩3,160,554 (358,087)(42,425)2,797,720 (52,819)13,156 
JPY— — — 275,289 13,755 (315)
EUR10,548 (437)(228)— — — 
KRW189,967 (674)513 59,975 1,827 1,661 
Total₩3,361,069 (359,198)(42,140)3,132,984 (37,237)14,502 
1The amount is after the deferred tax directly added or subtracted to the capital is reflected.
Schedule of Financial Liabilities at Fair Value Through Profit or Loss Details of financial liabilities at fair value through profit or loss as of December 31, 2024 and 2025, are as follows:
(in millions of Korean won)December 31, 2024December 31, 2025
Derivatives held for trading 1
₩132,011 105,810 
1In relation to the additional acquisition of shares of the equity method investee K Bank Inc in 2021, the Group has entered into a shareholder agreement with the shareholders of K Bank Inc. According to the shareholder agreement, if K Bank Inc fails to be listed on the terms agreed in the shareholder agreement, the shareholders of K Bank Inc may exercise their Drag-Along right to the Group and require the Group to sell all the shares owned by such shareholders in K Bank to third parties based on the guaranteed return agreed in the shareholder agreement. The shareholder agreement also includes a call option where, if the shareholders exercise their Drag-Along rights, the Group has an option to purchase the shares held by those shareholders. As of December 31, 2025, the derivative financial liability in accordance with IFRS 9 associated with the rights prescribed in the shareholders agreement was ₩105,378 million (₩131,630 million as of December 31 2024) (Note 20).
Schedule of Valuation Gain and Loss on Financial Liabilities at Fair Value Through Profit or Loss The valuation gain and loss on financial liabilities at fair value through profit or loss for the years ended December 31, 2023, 2024 and 2025, are as follows:
(in millions of Korean won)202320242025
Valuation
gain		Valuation
loss		Valuation
gain		Valuation
loss		Valuation
gain		Valuation
loss
Derivatives liabilities held for trading3,316 10,710 2,550 5,772 26,633 432