Mizuho updates FY 2026 shareholder materials

Mizuho Financial Group, Inc. is amending a prior disclosure by furnishing corrected English translations of its FY 2026 Ordinary General Shareholders’ Meeting notice and Business Report.

Accepted by SEC EDGAR 05/29/2026 - 06:01 AM EDT Learn about SEC filing dates

Rhea-AI Filing Summary

Mizuho Financial Group, Inc. is amending a prior disclosure by furnishing corrected English translations of its FY 2026 Ordinary General Shareholders’ Meeting notice and Business Report. The updated documents cover the period from April 1, 2025 to March 31, 2026 and replace the earlier Form 6-K in full.

Key Terms

Ordinary General Shareholders’ Meeting, Business Report, Form 6-K, foreign private issuer

4 terms

Ordinary General Shareholders’ Meeting financial

"Notice of Convocation of FY 2026 Ordinary General Shareholders’ Meeting"

Business Report financial

"the Business Report for the period from April 1, 2025 to March 31, 2026"

Form 6-K regulatory

"furnished the English translations of such documents on Form 6-K"

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.

FAQ

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

What did Mizuho Financial Group (MFG) file in this Form 6-K/A?

Mizuho Financial Group filed an amended Form 6-K/A providing corrected English translations of its FY 2026 Ordinary General Shareholders’ Meeting notice and Business Report, fully replacing the earlier Form 6-K filed with U.S. investors.

Why did Mizuho Financial Group (MFG) submit corrected documents?

The company had first filed English translations of its meeting notice and Business Report, then submitted corrected versions to the Tokyo Stock Exchange. This Form 6-K/A furnishes those corrected English versions and formally amends and restates the prior Form 6-K in its entirety.

Which reporting period is covered by Mizuho’s corrected Business Report?

The corrected Business Report covers the period from April 1, 2025 to March 31, 2026. This aligns with Mizuho’s fiscal year 2026 and provides investors with updated information for that specific reporting period in corrected English translation form.

What is included in the exhibit to Mizuho’s Form 6-K/A?

The exhibit includes the corrected English translation of the Notice of Convocation of the FY 2026 Ordinary General Shareholders’ Meeting and the Business Report for April 1, 2025 to March 31, 2026, consolidated into a single exhibit labeled as a corrected version.

Who signed Mizuho Financial Group’s Form 6-K/A amendment?

The Form 6-K/A was signed on behalf of Mizuho Financial Group by Makoto Samejima, who is identified as Senior Managing Corporate Executive and Group CFO, indicating executive-level authorization for the amended and restated submission to U.S. regulators.

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

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UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 6-K/A

REPORT OF FOREIGN PRIVATE ISSUER

PURSUANT TO RULE 13a-16 OR 15d-16

UNDER THE SECURITIES EXCHANGE ACT OF 1934

For the month of May 2026

Commission File Number 001-33098

Mizuho Financial Group, Inc.

(Translation of registrant’s name into English)

5-5, Otemachi 1-chome

Chiyoda-ku, Tokyo 100-8176

Japan

(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 ☐

The registrant filed the following documents with the Tokyo Stock Exchange on May 28, 2026 (local time): 1) the Notice of Convocation of FY 2026 Ordinary General Shareholders’ Meeting, and 2) the Business Report for the period from April 1, 2025 to March 31, 2026. The registrant furnished the English translations of such documents on Form 6-K (the “Form 6-K”) on the same day (the U.S. Eastern time). Subsequently, the registrant filed corrected versions of such documents with the Tokyo Stock Exchange on May 29, 2026 (local time) and hereby furnishes the English translations of such corrected versions on this Form 6-K/A to amend and restate the Form 6-K in its entirety.

EXHIBIT INDEX

Exhibit		Description
99.1		Notice of Convocation of FY 2026 Ordinary General Shareholders’ Meeting, and the Business Report for the period from April 1, 2025 to March 31, 2026 (Corrected Version) (English Translation)

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.

Date: May 29, 2026
Mizuho Financial Group, Inc.
By:		/s/ Makoto Samejima
Name:		Makoto Samejima
Title:		Senior Managing Corporate Executive / Group CFO

Filing Exhibits & Attachments

1 document

Press Releases

• EX-99.1 EX-99.1 2.7 MB