v3.26.1
Operating Segments - Details by reporting segment (Details)
$ in Thousands, ₩ in Millions
 12 Months Ended
Dec. 31, 2025
KRW (₩)
Dec. 31, 2025
USD ($)
Dec. 31, 2024
KRW (₩)
Dec. 31, 2023
KRW (₩)
Dec. 31, 2025
USD ($)
Dec. 31, 2022
KRW (₩)
Inter segment transaction [Line Items]            
Net Interest income ₩ 9,030,769 $ 6,251,614 ₩ 8,886,336 ₩ 8,742,540    
Non-interest income(expense) 1,926,474   1,554,122 1,094,838    
Impairment losses due to credit loss (2,102,814) (1,455,688) (1,716,295) (1,894,916)    
General and administrative expense (5,179,621)   (4,468,973) (4,443,433)    
Net operating income(expense) 3,674,808 2,543,911 4,255,190 3,499,029    
Share of gain(loss) of associates 98,660 68,299 76,265 109,831    
Other non-operating income (expense) 316,698 219,236 (108,608) (91,407)    
Non-operating income (expense) 415,358 287,535 (32,343) 18,424    
Net income (expense) before tax 4,090,166 2,831,446 4,222,847 3,517,453    
Tax expenses (862,658) (597,180) (1,051,378) (890,559)    
Net income (loss) 3,227,508 $ 2,234,266 3,171,469 2,626,894    
Total assets 601,457,286   525,753,320 498,004,936 $ 416,363,079  
Investment in associate 2,080,008   1,748,810 1,795,370 1,439,900 ₩ 1,305,636
Other assets 599,377,278   524,004,510 496,209,566    
Total liabilities 563,598,038   489,858,051 464,607,446 $ 390,154,744  
Operating segments [member]            
Inter segment transaction [Line Items]            
Net Interest income 7,852,233   7,716,633 7,742,125    
Non-interest income(expense) 4,664,436   3,911,338 3,782,160    
Impairment losses due to credit loss (2,000,056)   (1,426,437) (1,719,254)    
General and administrative expense (5,359,052)   (4,647,414) (4,788,982)    
Net operating income(expense) 5,157,561   5,554,120 5,016,049    
Share of gain(loss) of associates 89,285   48,336 92,792    
Other non-operating income (expense) (391,880)   (93,104) (84,543)    
Non-operating income (expense) (302,595)   (44,768) 8,249    
Net income (expense) before tax 4,854,966   5,509,352 5,024,298    
Tax expenses (866,768)   (1,060,487) (901,658)    
Net income (loss) 3,988,198   4,448,865 4,122,640    
Total assets 629,342,743   553,234,460 524,026,236    
Investment in associate 27,065,329   25,578,428 24,951,502    
Other assets 602,277,414   527,656,032 499,074,734    
Total liabilities 565,457,743   492,779,272 466,638,682    
Banking            
Inter segment transaction [Line Items]            
Net Interest income 6,807,324 [1]   6,542,449 [1] 6,535,929    
Non-interest income(expense) 2,133,050 [1]   1,944,528 [1] 1,475,139    
Impairment losses due to credit loss (1,126,171) [1]   (670,753) [1] (894,827)    
General and administrative expense (4,293,462) [1]   (3,746,916) [1] (3,799,282)    
Net operating income(expense) 3,520,741 [1]   4,069,308 [1] 3,316,959    
Share of gain(loss) of associates 45,928 [1]   44,067 [1] 88,788    
Other non-operating income (expense) (207,481) [1]   (104,388) [1] (76,312)    
Non-operating income (expense) (161,553) [1]   (60,321) [1] 12,476    
Net income (expense) before tax 3,359,188 [1]   4,008,987 [1] 3,329,435    
Tax expenses (777,091) [1]   (962,051) [1] (814,354)    
Net income (loss) 2,582,097 [1]   3,046,936 [1] 2,515,081    
Total assets 502,846,197 [1]   485,888,941 [1] 458,017,067    
Investment in associate 1,095,521 [1]   1,067,880 [1] 1,029,697    
Other assets 501,750,676 [1]   484,821,061 [1] 456,987,370    
Total liabilities 473,158,744 [1]   456,944,053 [1] 431,313,615    
Life insurance            
Inter segment transaction [Line Items]            
Net Interest income (105,758)          
Non-interest income(expense) 271,296          
Impairment losses due to credit loss (5,833)          
General and administrative expense (51,665)          
Net operating income(expense) 108,040          
Share of gain(loss) of associates 0          
Other non-operating income (expense) 3,075          
Non-operating income (expense) 3,075          
Net income (expense) before tax 111,115          
Tax expenses (11,521)          
Net income (loss) 99,594          
Total assets 55,054,508          
Investment in associate 0          
Other assets 55,054,508          
Total liabilities 52,279,416          
Credit Card            
Inter segment transaction [Line Items]            
Net Interest income 756,173   706,130 667,053    
Non-interest income(expense) 212,462   192,194 121,593    
Impairment losses due to credit loss (433,302)   (403,805) (355,879)    
General and administrative expense (321,777)   (302,067) (285,308)    
Net operating income(expense) 213,556   192,452 147,459    
Share of gain(loss) of associates 0   0 0    
Other non-operating income (expense) (18,316)   (4,053) (4,163)    
Non-operating income (expense) (18,316)   (4,053) (4,163)    
Net income (expense) before tax 195,240   188,399 143,296    
Tax expenses (44,108)   (40,349) (31,232)    
Net income (loss) 151,132   148,050 112,064    
Total assets 17,512,741   16,613,482 17,491,193    
Investment in associate 0   0 0    
Other assets 17,512,741   16,613,482 17,491,193    
Total liabilities 14,620,417   13,828,816 14,830,408    
Capital            
Inter segment transaction [Line Items]            
Net Interest income 210,502   231,596 324,013    
Non-interest income(expense) 214,798   144,097 129,347    
Impairment losses due to credit loss (120,217)   (84,017) (188,682)    
General and administrative expense (107,697)   (103,870) (96,469)    
Net operating income(expense) 197,386   187,806 168,209    
Share of gain(loss) of associates (373)   (1,262) 395    
Other non-operating income (expense) (2,282)   (2,579) (2,106)    
Non-operating income (expense) (2,655)   (3,841) (1,711)    
Net income (expense) before tax 194,731   183,965 166,498    
Tax expenses (46,004)   (42,547) (38,662)    
Net income (loss) 148,727   141,418 127,836    
Total assets 12,361,366   12,770,681 12,417,338    
Investment in associate 31,002   32,207 34,613    
Other assets 12,330,364   12,738,474 12,382,725    
Total liabilities 10,523,678   11,045,686 10,796,683    
Investment banking            
Inter segment transaction [Line Items]            
Net Interest income 120,077   106,558 100,041    
Non-interest income(expense) 67,059   51,629 44,595    
Impairment losses due to credit loss (31,880)   (91,351) (160,182)    
General and administrative expense (145,038)   (74,191) (51,496)    
Net operating income(expense) 10,218   (7,355) (67,042)    
Share of gain(loss) of associates 123   215 236    
Other non-operating income (expense) (50)   7,476 (990)    
Non-operating income (expense) 73   7,691 (754)    
Net income (expense) before tax 10,291   336 (67,796)    
Tax expenses 17,153   2,216 14,423    
Net income (loss) 27,444   2,552 (53,373)    
Total assets 9,706,286   7,186,431 6,375,625    
Investment in associate 4,369   3,297 4,783    
Other assets 9,701,917   7,183,134 6,370,842    
Total liabilities 8,504,657   6,041,109 5,273,890    
Others            
Inter segment transaction [Line Items]            
Net Interest income 63,915 [2]   129,900 [3] 115,089 [4]    
Non-interest income(expense) 1,765,771 [2]   1,578,890 [3] 2,011,486 [4]    
Impairment losses due to credit loss (282,653) [2]   (176,511) [3] (119,684) [4]    
General and administrative expense (439,413) [2]   (420,370) [3] (556,427) [4]    
Net operating income(expense) 1,107,620 [2]   1,111,909 [3] 1,450,464 [4]    
Share of gain(loss) of associates 43,607 [2]   5,316 [3] 3,373 [4]    
Other non-operating income (expense) (166,826) [2]   10,440 [3] (972) [4]    
Non-operating income (expense) (123,219) [2]   15,756 [3] 2,401 [4]    
Net income (expense) before tax 984,401 [2]   1,127,665 [3] 1,452,865 [4]    
Tax expenses (5,197) [2]   (17,756) [3] (31,833) [4]    
Net income (loss) 979,204 [2]   1,109,909 [3] 1,421,032 [4]    
Total assets 31,861,645 [2]   30,774,925 [3] 29,725,013 [4]    
Investment in associate 25,934,437 [2]   24,475,044 [3] 23,882,409 [4]    
Other assets 5,927,208 [2]   6,299,881 [3] 5,842,604 [4]    
Total liabilities 6,370,831 [2]   4,919,608 [3] 4,424,086 [4]    
Other Adjustments            
Inter segment transaction [Line Items]            
Net Interest income [5] 145,730   126,600 79,401    
Non-interest income(expense) [5] 5,905   70,545 14,475    
Impairment losses due to credit loss [5] (4,692)   (13,884) 0    
General and administrative expense [5] (601)   (1,104) (823)    
Net operating income(expense) [5] 146,342   182,157 93,053    
Share of gain(loss) of associates [5] 1,686   (4) (143)    
Other non-operating income (expense) [5] 1,888   8,535 3,153    
Non-operating income (expense) [5] 3,574   8,531 3,010    
Net income (expense) before tax [5] 149,916   190,688 96,063    
Tax expenses [5] 0   0 0    
Net income (loss) [5] 149,916   190,688 96,063    
Total assets [5] 3,922,774   3,565,728 2,846,897    
Investment in associate [5] 0   7,347 26,302    
Other assets [5] 3,922,774   3,558,381 2,820,595    
Total liabilities [5] 71,563   73,587 118,442    
Internal Adjustments            
Inter segment transaction [Line Items]            
Net Interest income 1,030,834 [6]   1,042,561 [7] 917,949 [8]    
Non-interest income(expense) (935,248) [6]   (769,593) [7] (740,918) [8]    
Impairment losses due to credit loss (96,119) [6]   (273,889) [7] (177,384) [8]    
General and administrative expense 0 [6]   0 [7] 0 [8]    
Net operating income(expense) (533) [6]   (921) [7] (353) [8]    
Share of gain(loss) of associates 0 [6]   0 [7] 0 [8]    
Other non-operating income (expense) 533 [6]   921 [7] 353 [8]    
Non-operating income (expense) 533 [6]   921 [7] 353 [8]    
Net income (expense) before tax 0 [6]   0 [7] 0 [8]    
Tax expenses 0 [6]   0 [7] 0 [8]    
Net income (loss) 0 [6]   0 [7] 0 [8]    
Total assets 0 [6]   0 [7] 0 [8]    
Investment in associate 0 [6]   0 [7] 0 [8]    
Other assets 0 [6]   0 [7] 0 [8]    
Total liabilities 0 [6]   0 [7] 0 [8]    
Consolidated Adjustments            
Inter segment transaction [Line Items]            
Net Interest income 1,972 [9]   542 [10] 3,065 [11]    
Non-interest income(expense) (1,808,619) [9]   (1,658,168) [10] (1,960,879) [11]    
Impairment losses due to credit loss (1,947) [9]   (2,085) [10] 1,722 [11]    
General and administrative expense 180,032 [9]   179,545 [10] 346,372 [11]    
Net operating income(expense) (1,628,562) [9]   (1,480,166) [10] (1,609,720) [11]    
Share of gain(loss) of associates 7,689 [9]   27,933 [10] 17,182 [11]    
Other non-operating income (expense) 706,157 [9]   (24,960) [10] (10,370) [11]    
Non-operating income (expense) 713,846 [9]   2,973 [10] 6,812 [11]    
Net income (expense) before tax (914,716) [9]   (1,477,193) [10] (1,602,908) [11]    
Tax expenses 4,110 [9]   9,109 [10] 11,099 [11]    
Net income (loss) (910,606) [9]   (1,468,084) [10] (1,591,809) [11]    
Total assets (31,808,231) [9]   (31,046,868) [10] (28,868,197) [11]    
Investment in associate (24,985,321) [9]   (23,836,965) [10] (23,182,434) [11]    
Other assets (6,822,910) [9]   (7,209,903) [10] (5,685,763) [11]    
Total liabilities ₩ (1,931,268) [9]   ₩ (2,994,808) [10] ₩ (2,149,678) [11]    
[1] The banking sector includes banks and their consolidated subsidiaries (such as overseas subsidiaries).
[2] Other segments include gains and losses from Woori Financial Group Inc., Woori Asset Trust Co., Ltd., Woori Savings Bank, Woori Asset Management Corp., Woori Financial F&I Co., Ltd., Woori Credit Information Co., Ltd., Woori Fund Service Co., Ltd., Woori Private Equity Asset Management Co., Ltd., Woori FIS Co., Ltd., Woori Finance Research Institute and Woori Venture Partners Co., Ltd.
[3] Other segments include Woori Financial Group Inc., Woori Asset Trust Co., Ltd., Woori Savings Bank, Woori Asset Management Corp., Woori Financial F&I Co., Ltd., Woori Credit Information Co., Ltd., Woori Fund Service Co., Ltd., Woori Private Equity Asset Management Co., Ltd., Woori FIS Co., Ltd., Woori Finance Research Institute and Woori Venture Partners Co., Ltd.
[4] Other segments include gains and losses from Woori Financial Group Inc., Woori Asset Trust Co., Ltd., Woori Savings Bank, Woori Asset Management Corp., Woori Financial F&I Co., Ltd., Woori Credit Information Co., Ltd., Woori Fund Service Co., Ltd., Woori Private Equity Asset Management Co., Ltd., Woori Global Asset Management Co., Ltd., Woori FIS Co., Ltd., Woori Finance Research Institute and Woori Venture Partners Co., Ltd.
[5] Other adjustments include the funds subject to Group’s consolidation not included in the reporting segment.
[6] Internal adjustments include the adjustment of deposit insurance premiums of 500,480 million Won and fund contribution fees of 528,863 million Won from net interest income expenses to non-interest income expenses in order to present the profit and loss adjustment between reporting divisions in accordance with management accounting standards as profit and loss in accordance with accounting standards.
[7] Internal adjustments include the adjustment of deposit insurance premiums of 509,832 million Won and fund contribution fees of 533,335 million Won from net interest income expenses to non-interest income expenses in order to present the profit and loss adjustment between reporting divisions in accordance with management accounting standards as profit and loss in accordance with accounting standards.
[8] Internal adjustments include the adjustment of deposit insurance premiums of KRW 464,213 million and fund contribution fees of KRW 453,805 million from net interest income expenses to non-interest income expenses in order to present the profit and loss adjustment between reporting divisions in accordance with management accounting standards as profit and loss in accordance with accounting standards
[9] Consolidation adjustments include the elimination of 133,276 million Won of internal transactions between Woori FIS Co., Ltd., the group’s IT service agency, and affiliates, and the removal of 1,448,486 million Won of dividends received by the holding company from its subsidiaries.
[10] Consolidation adjustments include the elimination of 175,437 million Won of internal transactions between Woori FIS Co., Ltd., the group’s IT service agency, and affiliates, and the removal of 1,208,522 million Won of dividends received by the holding company from its subsidiaries.
[11] Consolidation adjustments include the elimination of KRW 343,810 million of internal transactions between Woori FIS Co., Ltd., the group’s IT service agency, and affiliates, and the removal of KRW 1,482,956 million of dividends received by the holding company from its subsidiaries.