Mizuho officer reports initial share and phantom units

Mizuho Financial Group’s Chief Governance Officer Tatsuya Kurosawa filed an initial ownership report.

Rhea-AI Filing Summary

Mizuho Financial Group’s Chief Governance Officer Tatsuya Kurosawa filed an initial ownership report. He directly holds 4,105 shares of common stock and indirectly holds 178.571 shares through an ESOP. He also has phantom stock units tied to common stock.

These include 760 fully vested phantom stock units that settle upon retirement, and 719 unvested phantom stock units scheduled to vest on June 1, 2026. Each phantom unit represents a contingent right to receive one share of common stock, settled in cash or shares at the company’s election.

Insider Trade Summary

4 transactions reported

Mixed 4 txns

Insider Kurosawa Tatsuya

Role Chief Governance Officer

Type	Security	Shares	Price	Value
holding	Phantom Stock Units - Retirement	--	--	--
holding	Phantom Stock Units - Ordinary Employee Share Compensation	--	--	--
holding	Common Stock	--	--	--
holding	Common Stock	--	--	--

Holdings After Transaction: Phantom Stock Units - Retirement — 760 contracts (Direct); Phantom Stock Units - Ordinary Employee Share Compensation — 719 contracts (Direct); Common Stock — 4,105 shares (Direct); Common Stock — 178.571 shares (Indirect, By ESOP)

Footnotes (3)

1. F1. These phantom stock units are fully vested and settle upon the Reporting Person's retirement from the Company.
2. F2. Each phantom stock unit represents a contingent right to receive one share of Issuer Common Stock, which will be settled in cash or common stock upon settlement at the Issuer's election.
3. F3. Represents the unvested portion of a grant of phantom stock units which vest on June 1, 2026.

FAQ

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

What does the Mizuho (MFG) Form 3 filing by Tatsuya Kurosawa show?

The Form 3 shows Tatsuya Kurosawa’s initial ownership in Mizuho Financial Group. It details direct and indirect common stock holdings plus phantom stock units that vest over time and may settle in cash or shares at the company’s election.

How many Mizuho (MFG) common shares does Tatsuya Kurosawa hold directly and indirectly?

Tatsuya Kurosawa directly holds 4,105 shares of Mizuho common stock and indirectly holds 178.571 shares through an ESOP. These figures establish his reported equity exposure as Chief Governance Officer at the time of the Form 3 filing.

What are the fully vested phantom stock units reported by Mizuho (MFG) officer Kurosawa?

Kurosawa holds 760 fully vested phantom stock units that settle upon his retirement. Each phantom unit represents a contingent right to receive one share of Mizuho common stock, with settlement in cash or stock at the issuer’s election at that time.

When do Tatsuya Kurosawa’s unvested phantom stock units at Mizuho (MFG) vest?

The filing states that 719 phantom stock units represent the unvested portion of a grant that vests on June 1, 2026. These units are tied to Mizuho common stock and will settle in cash or shares when the units are ultimately settled.

How do Mizuho (MFG) phantom stock units work for Tatsuya Kurosawa?

Each phantom stock unit gives Kurosawa a contingent right to receive one share of Mizuho common stock. Upon settlement, the company may choose to deliver either cash or common stock, aligning compensation with share performance without immediate share issuance.

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

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Accepted by SEC EDGAR 03/18/2026 - 07:00 AM Learn about SEC filing dates

SEC Form 3

FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0104
Estimated average burden
hours per response:			0.5

1. Name and Address of Reporting Person^*

Kurosawa Tatsuya

(Last) (First) (Middle)

C/O MIZUHO FINANCIAL GROUP, INC.

1-5-5 OTEMACHI, CHIYODA-KU

(Street)

TOKYO JAPAN 100-8176

(City) (State) (Zip)

JAPAN

(Country)

2. Date of Event Requiring Statement (Month/Day/Year)
03/18/2026

3. Issuer Name and Ticker or Trading Symbol
MIZUHO FINANCIAL GROUP INC [ MFG ]

3a. Foreign Trading Symbol

5. If Amendment, Date of Original Filed (Month/Day/Year)

4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Chief Governance Officer

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)
Common Stock	4,105	D
Common Stock	178.571	I	By ESOP

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Phantom Stock Units - Retirement	(1)	(1)	Common Stock	760	(2)	D
Phantom Stock Units - Ordinary Employee Share Compensation	(3)	(3)	Common Stock	719	(2)	D

Explanation of Responses:

1. These phantom stock units are fully vested and settle upon the Reporting Person's retirement from the Company.

2. Each phantom stock unit represents a contingent right to receive one share of Issuer Common Stock, which will be settled in cash or common stock upon settlement at the Issuer's election.

3. Represents the unvested portion of a grant of phantom stock units which vest on June 1, 2026.

Remarks:

Exhibit List: Exhibit 24 - Power of Attorney.

	/s/ Yuki Nishii, as Attorney-In-Fact	03/18/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 5 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 3: SEC 1473 (03-26)