KB Financial largest holder trims stake to 9.20%

KB Financial Group Inc. (KB) reports a small change in the ownership stake of its largest shareholder, the Korean National Pension Service.

Rhea-AI Filing Summary

KB Financial Group Inc. (KB) reports a small change in the ownership stake of its largest shareholder, the Korean National Pension Service. As of June 30, 2026, the pension service held 32,734,500 common shares, or 9.23% of 354,687,734 total shares. Based on the shareholder registry as of August 7, 2026, its holdings decreased to 32,622,276 shares, or 9.20% of the same total share count, reflecting a modest reduction in its ownership percentage.

Key Figures

Largest shareholder shares before change: 32,734,500 shares of common stock Largest shareholder ownership before change: 9.23% Largest shareholder shares after change: 32,622,276 shares of common stock +2 more

5 metrics

Largest shareholder shares before change 32,734,500 shares of common stock Held by Korean National Pension Service as of June 30, 2026

Largest shareholder ownership before change 9.23% Of 354,687,734 total shares as of June 30, 2026

Largest shareholder shares after change 32,622,276 shares of common stock Held by Korean National Pension Service based on shareholder registry as of August 7, 2026

Largest shareholder ownership after change 9.20% Of 354,687,734 total shares based on shareholder registry as of August 7, 2026

Total shares 354,687,734 shares Total shares of KB Financial Group Inc. used for ownership calculations

Key Terms

Form 6-K, foreign private issuer, largest shareholder, shareholder registry, +1 more

5 terms

Form 6-K regulatory

"Form 6-K REPORT OF FOREIGN PRIVATE ISSUER"

A Form 6-K is a report that companies listed in certain countries file to provide important updates, such as financial results, corporate changes, or other significant information, to regulators and investors. It functions like an official company update or news release, helping investors stay informed about developments that could affect their investment decisions.

foreign private issuer regulatory

"REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16"

A foreign private issuer is a company organized outside the United States that meets tests showing it is primarily foreign-controlled and therefore qualifies for a different set of U.S. reporting rules. For investors, that means the company files less frequent or differently formatted disclosures with U.S. regulators and may follow home-country accounting and governance practices, so buying its stock is like dining at a well-reviewed restaurant that follows its home kitchen’s rules instead of the local menu — you get access but should check what standards apply.

largest shareholder financial

"Changes in the Number of Shares Owned by the Largest Shareholder"

shareholder registry financial

"based on the shareholder registry of KB Financial Group as of August 7, 2026"

common stock financial

"32,622,276 shares of common stock, representing 9.20%"

Common stock represents ownership shares in a company, giving investors a stake in its success and a say in important decisions through voting rights. It is the most common type of stock traded on markets and can provide income through dividends, as well as potential for value growth. For investors, holding common stock means sharing in the company’s profits and risks.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What change in the largest shareholder’s stake did KB (KB Financial Group Inc.) disclose?

KB disclosed that the Korean National Pension Service’s holdings decreased from 32,734,500 to 32,622,276 common shares, reducing its ownership from 9.23% to 9.20% of 354,687,734 total shares based on the shareholder registry as of August 7, 2026.

Who is the largest shareholder of KB Financial Group Inc. (KB)?

The largest shareholder of KB Financial Group Inc. is the Korean National Pension Service, which held 32,622,276 common shares, representing 9.20% of 354,687,734 total shares based on the shareholder registry as of August 7, 2026.

What total number of KB (KB Financial Group) shares is used to calculate the ownership percentages?

The ownership percentages are calculated using a total of 354,687,734 KB Financial Group common shares. This figure is referenced for both the 9.23% stake as of June 30, 2026, and the 9.20% stake based on the shareholder registry as of August 7, 2026.

On what dates are the KB (KB Financial Group) shareholdings and percentages measured?

The Korean National Pension Service’s stake of 32,734,500 shares (9.23%) is measured as of June 30, 2026, while the reduced holding of 32,622,276 shares (9.20%) is based on the shareholder registry as of August 7, 2026.

Who signed the KB Financial Group Inc. (KB) Form 6-K reporting this ownership change?

The Form 6-K was signed on behalf of KB Financial Group Inc. by Sang Rok Na, who is identified as Senior Managing Director and Chief Financial Officer, dated August 21, 2026.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Available on EDGAR 08/21/2026 - 06:04 AM Accepted by SEC EDGAR 08/21/2026 - 06:04 AM Learn about SEC filing dates

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 August 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 ☐

.

Changes in the Number of Shares Owned by the Largest Shareholder of

KB Financial Group Inc.

On August 21, 2026, KB Financial Group Inc. (“KB Financial Group”) reported that the number of shares owned by its largest shareholder, the Korean National Pension Service, had decreased from 32,734,500 shares of common stock, representing 9.23% of 354,687,734 total shares of KB Financial Group as of June 30, 2026, to 32,622,276 shares of common stock, representing 9.20% of 354,687,734 total shares based on the shareholder registry of KB Financial Group as of August 7, 2026.

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: August 21, 2026				By: /s/ Sang Rok Na
				(Signature)
				Name: Sang Rok Na
				Title: Senior Managing Director and Chief Financial Officer