This Report on Form 6-K is incorporated by reference into the prospectus
included in the Registration Statement on Form F-3 of KB Financial Group Inc.
(File No. 333-160505).

KB Financial Group Announces Final ADS Subscription Price for Rights Offering


On August 25, 2009, KB Financial Group Inc. (“KB Financial Group”) announced the
final subscription price for the new American Depositary Shares (“ADSs”) to be
issued in connection with its rights offering of 30,000,000 new common shares
(directly or in the form of ADSs), which was determined to be approximately
US$29.95 per new ADS. The final ADS subscription price is the U.S. dollar
equivalent of the final share subscription price of Won 37,250 per new share,
based on the exchange rate of Won 1,243.8 per U.S. dollar, as set forth in KB
Financial Group’s news release dated August 25, 2009, a copy of which is
attached as Exhibit 99.1.