Sony Group (SNEJF) CSO Mitomo reports stock, RSU and option holdings

Rhea-AI Filing Summary

Sony Group Corp’s Chief Strategy Officer Toshimoto Mitomo filed an initial Form 3 detailing his equity-linked holdings in Sony common stock. The filing shows direct ownership of 140,700 shares of common stock.

He also holds various equity awards tied to Sony common stock, including phantom restricted stock economically equivalent to 27,600 shares that will be settled in cash upon retirement. In addition, he has several blocks of restricted stock units, such as 57,641 RSUs and 46,401 RSUs, which each represent a contingent right to receive one share of Sony common stock and vest on specified dates through 2028, subject to forfeiture and potential accelerated vesting.

The filing lists multiple employee stock options to buy Sony common stock, including 44,500 options at an exercise price of $8.25 per share expiring in 2028 and 110,000 options at $18.89 per share expiring in 2034, along with several other grants with staggered vesting and expirations through 2035.

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^*

Mitomo Toshimoto

(Last) (First) (Middle)

1-7-1 KONAN, MINATO-KU

(Street)

TOKYO 108-0075

(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
Sony Group Corp [ SONY ]

3a. Foreign Trading Symbol
[6,758]

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 Strategy Officer (CSO)

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	140,700	D

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 Restricted Stock	(1)	(1)	Common Stock	27,600	(1)	D
Restricted Stock Units	(2)	(2)	Common Stock	57,641	(2)	D
Restricted Stock Units	(3)	(3)	Common Stock	46,401	(3)	D
Restricted Stock Units	(4)	(4)	Common Stock	5,440	(4)	D
Restricted Stock Units	(5)	(5)	Common Stock	18,960	(5)	D
Employee Stock Option (right to buy)	(6)	10/30/2028	Common Stock	44,500	$8.25(14)	D
Employee Stock Option (right to buy)	(7)	10/30/2029	Common Stock	100,000	$8.59(14)	D
Employee Stock Option (right to buy)	(8)	10/28/2030	Common Stock	100,000	$11.84(14)	D
Employee Stock Option (right to buy)	(9)	10/28/2031	Common Stock	100,000	$18.39(14)	D
Employee Stock Option (right to buy)	(10)	11/01/2032	Common Stock	100,000	$14.6(14)	D
Employee Stock Option (right to buy)	(11)	11/09/2033	Common Stock	100,000	$16.59(14)	D
Employee Stock Option (right to buy)	(12)	11/08/2034	Common Stock	110,000	$18.89(14)	D
Employee Stock Option (right to buy)	(13)	10/30/2035	Common Stock	83,600	$28.91(14)	D

Explanation of Responses:

1. Each share of phantom restricted stock is the economic equivalent of one share of SONY common stock. The shares of phantom restricted stock will be settled in cash upon the Reporting Person's retirement from a position as a senior executive of the issuer, which cash value shall be determined by multiplying the accumulated number of phantom shares by price of a share of SONY common stock based on the higher of (i) the closing price of a share of SONY common stock on the day before retirement and (ii) the average closing price of a share of SONY common stock for the ten trading days up to (and including) the day before retirement.

2. Each restricted stock unit ("RSU") represents a contingent right to receive one share of SONY common stock. The RSUs vest on August 2, 2027. The grant is subject to forfeiture and accelerated vesting in accordance with its terms.

3. Each RSU represents a contingent right to receive one share of SONY common stock. The RSUs vest on August 1, 2028. The grant is subject to forfeiture and accelerated vesting in accordance with its terms.

4. Each RSU represents a contingent right to receive one share of SONY common stock. The RSUs vest on December 1, 2028. The grant is subject to forfeiture and accelerated vesting in accordance with its terms.

5. Each RSU represents a contingent right to receive one share of SONY common stock. The RSUs vest on December 1, 2026. The grant is subject to forfeiture and accelerated vesting in accordance with its terms.

6. The allocation agreement provides that the option to acquire common stock became exercisable in three equal installments on each of October 31, 2020, November 20, 2020, and November 20, 2021. The option was granted on November 20, 2018.

7. The allocation agreement provides that the option to acquire common stock became exercisable in three equal installments on each of October 31, 2021, November 20, 2021, and November 20, 2022. The option was granted on November 20, 2019.

8. The allocation agreement provides that the option to acquire common stock became exercisable in three equal installments on each of October 29, 2022, November 18, 2022, and November 18, 2023. The option was granted on November 18, 2020.

9. The allocation agreement provides that the option to acquire common stock became exercisable in three equal installments on each of October 29, 2023, November 18, 2023, and November 18, 2024. The option was granted on November 18, 2021.

10. The allocation agreement provides that the option to acquire common stock became exercisable in three equal installments on each of November 2, 2024, November 16, 2024, and November 16, 2025. The option was granted on November 16, 2022.

11. The allocation agreement provides that the option to acquire common stock becomes exercisable in three equal installments on each of November 10, 2025, November 27, 2025, and November 27, 2026. The option was granted on November 27, 2023.

12. The allocation agreement provides that the option to acquire common stock becomes exercisable in three equal installments on each of November 9, 2026, November 25, 2026, and November 25, 2027. The option was granted on November 25, 2024.

13. The allocation agreement provides that the option to acquire common stock becomes exercisable in three equal installments on each of October 31, 2027, November 25, 2027, and November 25, 2028. The option was granted on November 25, 2025.

14. For purposes of this Form 3, a conversion rate of USD $0.006408 for each JPY 1.00 was used.

Remarks:

Exhibit List: Exhibit 24 - Power of Attorney

	/s/ Yujiro Okusuka, as Attorney-in-Fact for Toshimoto Mitomo	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 does Sony Group Corp (SNEJF) Form 3 for Toshimoto Mitomo show?

The Form 3 shows Chief Strategy Officer Toshimoto Mitomo’s initial reported holdings in Sony equity. It lists 140,700 directly owned common shares plus multiple restricted stock units, phantom stock, and employee stock options tied to Sony common stock with various vesting schedules and expirations.

How many Sony Group Corp (SNEJF) common shares does Toshimoto Mitomo directly own?

Toshimoto Mitomo directly owns 140,700 shares of Sony common stock according to the Form 3. This common stock position is separate from his phantom restricted stock, restricted stock units, and stock options, which provide additional, contingent exposure to Sony equity over future years.

What are the key restricted stock unit holdings reported in Sony (SNEJF) Form 3?

The filing lists several RSU grants, including 57,641 and 46,401 restricted stock units, each equal to one Sony common share upon vesting. These RSUs vest on dates such as August 2, 2027 and August 1, 2028, subject to forfeiture and potential accelerated vesting under their terms.

What stock options does Sony (SNEJF) CSO Toshimoto Mitomo hold?

He holds multiple employee stock options to buy Sony common stock, including 44,500 options at an $8.25 exercise price expiring in 2028 and 110,000 options at $18.89 expiring in 2034. Additional grants have exercise prices from $8.59 to $28.91 with expirations extending to 2035.

How does the phantom restricted stock in Sony (SNEJF) Form 3 work?

Each phantom restricted stock unit is economically equivalent to one Sony common share but will be settled in cash at retirement. The cash value equals the accumulated phantom shares multiplied by the higher of a specified prior-day closing price or a ten-day average closing price before retirement.

Does Sony (SNEJF) Form 3 indicate any insider buying or selling by Toshimoto Mitomo?

The Form 3 is an initial beneficial ownership report and shows holdings rather than new trades. Transactions are coded as holdings with unknown transaction codes, and the transaction summary shows no buys, sells, exercises, gifts, or tax withholdings reported in this filing.