Power Integrations Insider Sale: 16,989 Shares Disposed by Doug Bailey

Rhea-AI Filing Summary

Doug Bailey, identified as an officer (listed as Former VP Marketing), reported a sale of 16,989 shares of Power Integrations, Inc. (POWI) on 08/18/2025 at a reported price of $46.4067 per share. After the reported transaction, the filing shows 50,798 shares beneficially owned in a direct form. The Form 4 indicates the disclosure was filed by one reporting person and the form includes an electronic signature executed by an attorney-in-fact.

Positive

• Timely Section 16 disclosure filed by the reporting person (single filer) documenting the transaction
• Substantial retained direct ownership after the sale: 50,798 shares remain beneficially owned

Negative

• Insider disposition of 16,989 shares on 08/18/2025 at $46.4067 per share (reduces insider holdings)

Insights

Financial Analyst

TL;DR: Routine insider sale disclosed; transaction reduces direct holdings but does not on its face indicate unusual insider activity.

The filing documents a single-sale transaction of 16,989 shares at $46.4067, leaving 50,798 shares beneficially owned directly. From a trading-impact perspective, this is a straightforward Section 16 disclosure of an insider disposition. There is no additional financial context in the form (no linked options exercises, no derivative transactions, no aggregated multiple-line sales), so the market-relevance is limited to the disclosed reduction in insider holdings.

Corporate Governance Expert

TL;DR: Disclosure meets Section 16 reporting requirements; the form shows an officer-level insider sale with retained direct ownership.

The Form 4 properly records the relationship (Officer) and the specific non-derivative sale. The remaining direct ownership of 50,798 shares is explicitly stated, supporting transparency about ongoing insider stakes. The filing does not include any plan-based designation or explanatory remarks about the reason for the sale, so governance implications are limited to standard insider liquidity rather than policy changes or governance events.

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

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X

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^*

Bailey Doug

(Last) (First) (Middle)

14065 ARNERICH ROAD

(Street)

LOS GATOS CA 95032

(City) (State) (Zip)

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

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

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

3. Date of Earliest Transaction (Month/Day/Year)
08/18/2025

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	08/18/2025		S		16,989	D	$46.4067	50,798	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:

	By: /s/ Eric Verity Attorney In Fact For: Doug Bailey	08/20/2025
	** 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.

FAQ

What did Doug Bailey report on the Form 4 for POWI?

He reported a sale of 16,989 shares of Power Integrations (POWI) on 08/18/2025 at a price of $46.4067 per share and shows 50,798 shares beneficially owned following the transaction.

What is Doug Bailey's relationship to Power Integrations (POWI)?

The form identifies him as an Officer with the title listed as Former VP Marketing.

Does the Form 4 show any derivative transactions or option exercises?

No. The filing lists only a non-derivative sale of common stock and contains no derivative or option transactions.

Was the Form 4 filed by multiple reporting persons?

No. The form indicates it was filed by one reporting person.

How many shares does Doug Bailey own after the reported sale?

The Form 4 reports 50,798 shares beneficially owned following the reported transaction.