Power Integrations (NASDAQ: POWI) CFO reports no share ownership

Rhea-AI Filing Summary

Power Integrations, Inc. filed an initial ownership report showing that its Chief Financial Officer, Nancy Erba, does not currently hold any company securities. The Form 3 identifies her role as officer and Chief Financial Officer and notes in the explanation section that "No securities are beneficially owned." Both the non-derivative and derivative securities tables are empty, confirming there are no reported holdings as of the event date associated with this filing.

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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^*

Erba Nancy

(Last) (First) (Middle)

5245 HELLYER AVE

(Street)

SAN JOSE CA 95138

(City) (State) (Zip)

2. Date of Event Requiring Statement (Month/Day/Year)
01/05/2026

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

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

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

5. 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 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)

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

Explanation of Responses:

No securities are beneficially owned.

	By: /s/ Eric Verity Attorney In Fact For: Nancy Erba	01/13/2026
	** 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.

FAQ

What does Power Integrations (POWI) disclose in Nancy Erba's Form 3?

The filing states that Chief Financial Officer Nancy Erba currently has no securities beneficially owned in Power Integrations, Inc.

What is Nancy Erba’s role at Power Integrations (POWI)?

The report lists Nancy Erba as an officer of Power Integrations, Inc., with the title Chief Financial Officer.

Does the Form 3 show any non-derivative holdings for Nancy Erba in POWI?

No. The Table I section for non-derivative securities is effectively empty, and the explanation clarifies that no securities are beneficially owned.

Are there any derivative securities reported for Nancy Erba in this Form 3?

No. The Table II section for derivative securities contains no entries, consistent with the statement that no securities are beneficially owned.

Is this Form 3 filed by more than one reporting person for POWI?

No. The filing indicates it is a Form filed by one reporting person, which is Nancy Erba.