6-K - KB - Equibles

UNITED STATES

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 April 2026

Commission File Number: 000-53445

KB Financial Group Inc.

(Translation of registrant’s name into English)

26, Gukjegeumyung-ro 8-gil,Yeongdeungpo-gu, Seoul 07331, 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 ☒ Form 40-F ☐

Results of Acquisition of Treasury Shares

On April 9, 2026, KB Financial Group Inc. (“KB Financial Group”) **** announced that the share buyback program it commenced on February 6, 2026, which was previously announced on a Form 6-K furnished on February 5, 2026 titled “Resolution for the Acquisition of Treasury Shares,” has been completed. The details of the results of such share buyback program are as follows:

Acquisition period^(1)^		From	February 6, 2026
		To	April 7, 2026
Type and number of shares acquired		Common shares	3,899,988 shares
		Other shares	-
Average acquisition price per share			KRW 153,847
Total acquisition amount			KRW 599,999,977,300
Total number of treasury shares held by<br> <br>KB Financial Group<br>following the acquisition^(2)^			18,162,721<br>common shares<br> <br><br> <br>(4.87% of the total number of shares<br>issued, or 372,850,455 shares)
Note (1):	The “Acquisition Period” above is based on the date of each trade execution of share acquisition,<br>whereas the acquisition completion (settlement) date of each share acquisition is the second business day following the date of the trade execution date, referred to as “T+2”. Accordingly, the final completion date of the share buyback<br>program is April 9, 2026.
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(2):	The “total number of treasury shares held by KB Financial Group following the acquisition” above<br>consists of the sum of (i) 14,262,733 shares previously held by KB Financial Group and (ii) 3,899,988 shares newly acquired hereby pursuant to this share buyback program.
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SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

	KB Financial Group Inc.
	(Registrant)
Date: April 9, 2026	By:	/s/ Sang Rok Na
	(Signature)
	Name: Sang Rok Na
	Title: Senior Managing Director and Chief Financial Officer