Welcome to our dedicated page for Mizuho Financial SEC filings (Ticker: MFG), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
Mizuho Financial Group, Inc. filings document foreign-issuer disclosures for a Japanese financial group whose ADRs represent one-fifth of an ordinary share. Form 6-K reports cover share repurchase progress, cancellation of common stock, capital-ratio announcements, board and corporate executive changes, and materials incorporated by reference into a Form F-3 registration statement.
The filings also record governance under Japan's Companies Act, Tokyo Stock Exchange issuer information, legal opinions and consents tied to securities registration, and capital adequacy measures reported for Mizuho Financial Group and banking subsidiaries.
Mizuho Financial Group, Inc. has announced a change in senior leadership. Effective April 1, 2026, Masayuki Sugawara will become Deputy President & Corporate Executive and serve as a Representative Corporate Executive. Hidekatsu Take will move from Deputy President & Corporate Executive (Representative Corporate Executive) to become Member of the Board of Directors and Chairperson (Kaicho).
Sugawara has built his career across corporate and investment banking and regional leadership roles in East Asia and China, and owned 29,997 shares of Mizuho’s common stock as of December 31, 2025.
Mizuho Financial Group, Inc. reports its regulatory capital ratios as of December 31, 2025 for the group and key banking subsidiaries. On a consolidated basis under the international standard, the group shows a Total Capital Ratio of 18.16%, Tier 1 Capital Ratio of 16.23%, and Common Equity Tier 1 (CET1) Ratio of 13.76%.
Compared with March 31, 2025, these consolidated ratios increased by 0.41, 0.58, and 0.53 percentage points, supported by Total Capital of ¥14,082.8 billion and Risk‑weighted Assets of ¥77,531.2 billion. Mizuho Bank and Mizuho Trust & Banking also report solid capital levels, with the trust bank’s domestic standard capital ratio at 33.79%.
Mizuho Financial Group, Inc. submitted a Form 6-K to provide legal opinions and related consents that are incorporated by reference into its existing Form F-3 shelf registration statement. The filing lists opinions from Nagashima Ohno & Tsunematsu and Simpson Thacher & Bartlett LLP, along with their consents.
Mizuho Financial Group, Inc. filed an amended Schedule 13G to report its beneficial ownership of shares of the GraniteShares 2x Long SMCI Daily ETF, a series of GraniteShares ETF Trust. As of 12/31/2025, Mizuho beneficially owned 334,271 ETF shares, representing 3.5% of the class. It reports sole voting and sole dispositive power over all of these shares and no shared power.
The filing notes that Mizuho Financial Group, Inc. and Mizuho Securities Co., Ltd. may be deemed indirect beneficial owners of equity securities directly held by Rakuten Securities, Inc., an affiliated company accounted for under the equity method. Mizuho certifies that the securities were acquired and are held in the ordinary course of business and not for the purpose of changing or influencing control of the issuer.
Mizuho Financial Group, Inc. filed an amended Schedule 13G/A reporting that it now beneficially owns 0 common shares of AI Transportation Acquisition Corp, representing 0.0% of the class. The filing shows no sole or shared voting or dispositive power over any shares.
The group, classified as a parent holding company, notes it may be deemed an indirect beneficial owner of equity securities held by its wholly owned subsidiary, Mizuho Securities USA LLC, but this amendment confirms its ownership has fallen to 5 percent or less of the class.
Mizuho Financial Group is offering U.S.$1.8 billion of senior unsecured notes in three tranches: U.S.$600 million 4.438% fixed-to-fixed reset notes due 2032, U.S.$700 million 5.050% fixed-to-fixed reset notes due 2037, and U.S.$500 million floating-rate notes due 2032.
The fixed-rate tranches reset one year before maturity to the applicable U.S. Treasury Rate plus 0.70% or 0.85%. The floating tranche pays Compounded Daily SOFR plus 0.93%, with quarterly interest. Net proceeds of about U.S.$1.791 billion will fund an Internal TLAC-eligible loan to Mizuho Bank for general corporate purposes.
The notes are senior, unsecured obligations structurally subordinated to liabilities of subsidiaries and are intended to qualify as external TLAC debt under Japan’s TLAC framework. Mizuho may redeem each series in whole one year before maturity or upon specified Japanese tax changes, subject to regulatory conditions.
Mizuho Financial Group is offering three series of senior unsecured callable notes: fixed-to-fixed reset rate notes due 2032 and 2037, and floating-rate notes due 2032. The notes are intended to qualify as external TLAC debt and will rank pari passu with other unsubordinated unsecured obligations.
The fixed-to-fixed notes pay an initial fixed coupon, then reset to the applicable U.S. Treasury rate plus a spread one year before maturity, while the floating-rate notes pay Compounded Daily SOFR plus a spread. Mizuho may redeem each series in whole one year before maturity or upon certain tax events. Net proceeds will fund a TLAC-eligible loan to Mizuho Bank for its general corporate purposes. The group reports strong scale, with total assets of ¥276.7 trillion and net income attributable to shareholders of ¥593.4 billion for the year ended March 31, 2025, and ¥815.5 billion for the six months ended September 30, 2025.
Mizuho Financial Group, Inc. reports progress on its ongoing common stock repurchase program. From January 1 to January 31, 2026, it repurchased 9,161,100 shares of common stock for a total of ¥59,554,208,900 via market purchases using a trust method.
The buyback is part of a larger program to repurchase up to 60,000,000 shares of common stock, equal to 2.4% of total shares outstanding excluding treasury stock as of September 30, 2025, for up to ¥200,000,000,000 between November 17, 2025 and February 28, 2026. Cumulatively, the company has repurchased 24,490,100 shares for ¥144,039,317,900 under this authorization.
Mizuho Financial Group, Inc. has expanded its ongoing share repurchase program and adjusted the cancellation schedule for the repurchased shares. The Board now authorizes buying back up to a maximum of 65,000,000 common shares, with a total repurchase price of up to ¥300,000,000,000.
The repurchase period is extended to run from November 17, 2025 to March 31, 2026, using market purchases via a trust method. All shares repurchased under this program are scheduled to be cancelled, with the planned cancellation date moved from March 23, 2026 to April 22, 2026. As of December 31, 2025, Mizuho had 2,470,172,294 shares outstanding (excluding treasury stock) and held 19,676,300 treasury shares.
Mizuho Financial Group reported stronger results for the third quarter of fiscal 2025 (nine months ended December 31, 2025). Profit attributable to owners of the parent rose to ¥1,019,890 million, up 19.2% year on year, while ordinary profits increased 11.3% to ¥1,254,665 million. Ordinary income declined 6.5% to ¥6,613,425 million, as lower interest and trading income were offset by higher fee income and lower interest expenses.
Earnings per share grew from ¥337.64 to ¥409.21. Total assets reached ¥297,570,168 million and total net assets ¥11,258,748 million, with the own capital ratio at 3.7%. For fiscal 2025, Mizuho estimates profit attributable to owners of the parent of ¥1,130,000 million and EPS of ¥454.39. The company plans total annual common dividends of ¥145.00 per share, including a second-quarter dividend of ¥72.50.