Mizuho (NYSE: MFG) director lists phantom units and stock

Rhea-AI Filing Summary

Mizuho Financial Group director Hirama Hisaaki has reported his initial equity-related holdings. He holds 28,999 Phantom Stock Units – Retirement, each representing a contingent right to receive one share of common stock, settled in cash or stock at the company’s election upon retirement.

He also holds 19,173 shares of common stock directly and 6,008.129 shares of common stock indirectly through an ESOP. The phantom stock units are fully vested and settle when he retires from the company.

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

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1. Name and Address of Reporting Person^*

Hirama Hisaaki

(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)

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

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	19,173	D
Common Stock	6,008.129	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	28,999	(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.

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)

FAQ

What insider holdings did Hirama Hisaaki report in Mizuho Financial Group (MFG) Form 3?

Hirama Hisaaki reported 28,999 Phantom Stock Units – Retirement, 19,173 shares of common stock directly, and 6,008.129 shares of common stock indirectly via an ESOP, establishing his initial beneficial ownership position in Mizuho Financial Group.

What are the Phantom Stock Units reported by Mizuho (MFG) director Hirama Hisaaki?

The Phantom Stock Units – Retirement are fully vested units where each unit represents a contingent right to receive one share of Mizuho common stock, settled in cash or stock at the issuer’s election when settlement occurs at retirement.

When do Hirama Hisaaki’s Phantom Stock Units in Mizuho (MFG) settle?

The 28,999 Phantom Stock Units – Retirement are described as fully vested and will settle upon Hirama Hisaaki’s retirement from the company, at which time the issuer may deliver cash or common stock for each unit.

How many Mizuho (MFG) common shares does Hirama Hisaaki hold directly and indirectly?

Hirama Hisaaki holds 19,173 shares of Mizuho common stock directly and 6,008.129 shares indirectly through an ESOP. These positions are in addition to the 28,999 phantom stock units linked to Mizuho common stock.

Does the Mizuho (MFG) Form 3 show any insider buying or selling by Hirama Hisaaki?

The Form 3 lists holding entries only, indicating reported ownership positions rather than new purchases or sales. Transaction codes are unknown, and the data show no explicit buy or sell transactions, just the initial ownership disclosure.