Power Solutions International grants 5,000 restricted shares to director

Power Solutions International, Inc. (PSIX) reported that director Hong He received a grant of restricted common stock.

Rhea-AI Filing Summary

Power Solutions International, Inc. (PSIX) reported that director Hong He received a grant of restricted common stock. On December 11, 2025, Hong He was awarded 5,000 shares of common stock at a stated price of $0 per share, reflecting an equity compensation award rather than an open-market purchase.

The restricted stock was granted under the company’s 2012 Incentive Compensation Plan, as amended and restated, and is subject to the terms of a Restricted Stock Agreement dated December 11, 2025. Subject to certain conditions described in that agreement, the 5,000 shares are scheduled to vest on July 24, 2026. Following this grant, Hong He beneficially owns 23,750 shares of Power Solutions International common stock in direct form.

Insider Trade Summary

Grant/Award: 5,000 shares

Grant/Award 1 txn

Insider He Hong

Role Director

Type	Security	Shares	Price	Value
Grant/Award	Common Stock	5,000	$0.00	$0.00

Holdings After Transaction: Common Stock — 23,750 shares (Direct)

Footnotes (1)

1. F1. Represents Common Stock in the form of restricted stock granted under Issuer's 2012 Incentive Compensation Plan as amended and restated and subject to certain restrictions contained in a Restricted Stock Agreement, dated as of December 11, 2025, between Issuer and Hong He. Subject to certain conditions, 5,000 shares will vest on July 24, 2026.

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Accepted by SEC EDGAR 12/12/2025 - 08:27 PM EST Learn about SEC filing dates

SEC Form 4

FORM 4

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

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

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:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

He Hong

(Last) (First) (Middle)

201 MITTEL DR.

(Street)

WOOD DALE IL 60191

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
POWER SOLUTIONS INTERNATIONAL, INC. [ PSIX ]

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

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

3. Date of Earliest Transaction (Month/Day/Year)
12/11/2025

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

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 Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	12/11/2025		A		5,000(1)	A	$0	23,750	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. Represents Common Stock in the form of restricted stock granted under Issuer's 2012 Incentive Compensation Plan as amended and restated and subject to certain restrictions contained in a Restricted Stock Agreement, dated as of December 11, 2025, between Issuer and Hong He. Subject to certain conditions, 5,000 shares will vest on July 24, 2026.

	/s/ Hong He	12/12/2025
	** 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 4 (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.