Power Integrations (POWI) director receives 2,491 restricted stock units

Rhea-AI Filing Summary

IYER BALAKRISHNAN S reported acquisition or exercise transactions in this Form 4 filing.

POWER INTEGRATIONS INC director Iyer Balakrishnan S received an equity award of 2,491 shares of common stock. The shares were granted as restricted stock units at a price of $0.00 per share and are held directly. Following this award, the director now owns 26,672 shares of the company’s common stock.

The footnote explains that these restricted stock units will vest if the director continues serving the company until the earlier of one year from the grant date or the day before the next annual meeting of stockholders, tying the award to ongoing board service.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider IYER BALAKRISHNAN S

Role null

Type	Security	Shares	Price	Value
Grant/Award	Common Stock	2,491	$0.00	--

Holdings After Transaction: Common Stock — 26,672 shares (Direct, null)

Footnotes (1)

1. [object Object]

Key Figures

RSU grant size: 2,491 shares Grant price: $0.00 per share Post-transaction holdings: 26,672 shares +1 more

4 metrics

RSU grant size 2,491 shares Restricted stock units of common stock granted to director

Grant price $0.00 per share Price per share for the restricted stock unit award

Post-transaction holdings 26,672 shares Total common shares held directly after the grant

Vesting term Earlier of 1 year or pre-next annual meeting Service-based vesting condition for the restricted stock units

Key Terms

restricted stock units, vest, annual meeting of stockholders, Grant, award, or other acquisition

4 terms

restricted stock units financial

"Represents restricted stock units that, subject to the Reporting Person's continued service to the Issuer, will vest..."

Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.

vest financial

"...will vest at the earlier of one year from the date of grant or the day before the date of the next annual meeting..."

A vest is the process by which an employee earns the right to receive certain benefits or ownership interests, such as stock or retirement funds, over time. It’s similar to earning a reward gradually, ensuring that the benefit becomes fully yours only after a set period or meeting specific conditions. This makes it important for investors because it determines when they can actually claim or use those benefits.

annual meeting of stockholders financial

"...one year from the date of grant or the day before the date of the next annual meeting of stockholders."

Grant, award, or other acquisition financial

"transaction_code_description: Grant, award, or other acquisition"

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Form 4 Insider Transactions: What Each Field Means →

Available on EDGAR 07/06/2026 - 07:15 PM Accepted by SEC EDGAR 07/06/2026 - 07:15 PM 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^*

IYER BALAKRISHNAN S

(Last) (First) (Middle)

5245 HELLYER AVE

(Street)

SAN JOSE CALIFORNIA 95138

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
POWER INTEGRATIONS INC [ POWI ]

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

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
07/01/2026

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

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

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

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	07/01/2026		A		2,491(1)	A	$0.0	26,672	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 restricted stock units that, subject to the Reporting Person's continued service to the Issuer, will vest at the earlier of one year from the date of grant or the day before the date of the next annual meeting of stockholders.

	By: /s/ Eric Verity Attorney In Fact For: Balakrishnan Iyer	07/06/2026
	** 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 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.
* Form 4: SEC 1474 (03-26)