SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
Form 6-K
REPORT OF FOREIGN PRIVATE ISSUER
PURSUANT TO RULE 13a-16 OR 15d-16 UNDER
THE SECURITIES EXCHANGE ACT OF 1934
For the month of January 2011
Woori Finance Holdings Co., Ltd.
(Translation of registrants name into English)
203, Hoehyon-dong, 1-ga, Chung-gu, Seoul, Korea
(Address of principal executive office)
Indicate by check mark whether the registrant files or will file annual reports under cover of
Form 20-F or Form 40-F.
Form 20-F þ Form 40-F o
Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by
Regulation S-T Rule 101(b)(1): o
Note: Regulation S-T Rule 101(b)(1) only permits the submission in paper of a Form 6-K if
submitted solely to provide an attached annual report to security holders.
Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by
Regulation S-T Rule 101(b)(7): o
Note: Regulation S-T Rule 101(b)(7) only permits the submission in paper of a Form 6-K if
submission to furnish a report or other document that the registration foreign private issuer must
furnish and make public under the laws of the jurisdiction in which the registrant is incorporated,
domiciled or legally organized (the registrants home country), or under the rules of the home
country exchange on which the registrants securities are traded, as long as the report or other
document is not a press release, is not required to be and has not been distributed to the
registrants security holders, and if discussing a material event, has already been the subject of
a Form 6-K submission or other Commission filing on EDGAR.
Indicate by check mark whether by furnishing the information contained in this Form, the
registrant is also thereby furnishing the information to the Commission pursuant to Rule 12g3-2(b)
under the Securities Exchange Act of 1934.
Yes o No þ
Woori Finance Holdings Co., Ltd.s Filing in Korea Regarding Potential Acquisition of Domestic Savings Bank
On January 6, 2011, Woori Finance Holdings Co., Ltd. (Woori Finance Holdings) disclosed
in a filing with the Korea Exchange that Woori Finance Holdings is considering the possibility of
acquiring a domestic savings bank in order to diversify its business portfolio. Woori Finance
Holdings plans to file additional disclosure if further details are confirmed in the future.