Form 8-K

8-K — POWER INTEGRATIONS INC

Accession: 0001213900-26-065273

Filed: 2026-06-04

Period: 2026-06-03

CIK: 0000833640

SIC: 3674 (SEMICONDUCTORS & RELATED DEVICES)

Item: Submission of Matters to a Vote of Security Holders

Documents

8-K — ea0293518-8k_power.htm (Primary)

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8-K — CURRENT REPORT

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UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

Current Report

Pursuant to Section 13 OR 15(d) of The Securities

Exchange Act of 1934

Date of Report (Date of earliest event reported):

June 3, 2026

Power Integrations, Inc.

(Exact name of registrant as specified in its charter)

Delaware

000-23441

94-3065014

(State or other jurisdiction

(Commission File Number)

(IRS Employer

of incorporation)

Identification No.)

5245 Hellyer Avenue, San Jose, California

95138-1002

(Address of principal executive offices)

(Zip Code)

Registrant’s telephone number, including

area code (408) 414-9200

(Former

name or former address, if changed since last report.)

Check the appropriate box below if the Form 8-K

filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

☐ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR

240.14d-2(b))

☐ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR

240.13e-4(c))

Securities registered pursuant to Section 12(b)

of the Act:

Title of each class

Trading Symbol(s)

Name of each exchange on which registered

Common Stock, $0.001 Par Value

POWI

The Nasdaq Global Select Market

Indicate by check mark whether the registrant

is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the

Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

Emerging growth company ☐

If an emerging growth company, indicate by check

mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting

standards provided pursuant to Section 13(a) of the Exchange Act. ☐

Item 5.07. Submission of Matters to a Vote of Security Holders.

On June 3, 2026, Power Integrations, Inc. (the

“Company”) held its 2026 Annual Meeting of Stockholders (the “Meeting”). Present in person or by

proxy at the Meeting were shares of Common Stock representing 53,728,568 votes, or approximately 96.45% of the 55,703,980 shares outstanding

and entitled to vote as of the record date of April 13, 2026, and which constituted a quorum.

At the Meeting, the Company’s stockholders:

(i) elected Wendy Arienzo, Ph.D., Anita Ganti, Nancy Gioia, Balakrishnan S. Iyer, Jennifer Lloyd, Ph.D., Gregg Lowe, and Ravi Vig, each

to serve as a director of the Company until the 2027 Annual Meeting of Stockholders as described in Proposal One; (ii) approved, on an

advisory and non-binding basis, the compensation of the Company’s named executive officers as described in Proposal Two; (iii) ratified

the selection of Deloitte & Touche LLP as the Company’s independent registered public accounting firm for the fiscal year ending

December 31, 2026 as described in Proposal Three; (iv) approved an amendment and restatement of the Company’s 2016 Incentive Award

Plan to increase the number of shares of common stock reserved for issuance thereunder as described in Proposal Four; and (v) did not

approve a stockholder proposal related to the separation of the office of Chairman and the office of Chief Executive Officer as described

in Proposal 5.

The following tables set forth the results of the

voting at the Meeting.

Proposal One – to elect seven (7)

directors each to hold office until the Company’s 2027 Annual Meeting of Stockholders and until his or her successor is duly elected

and qualified, or until his earlier death, resignation, or removal:

Director Nominees

For

Withheld

Broker Non-votes

Wendy Arienzo, Ph.D.

50,337,805

840,578

2,550,185

Anita Ganti

50,821,276

357,107

2,550,185

Nancy Gioia

50,993,502

184,881

2,550,185

Balakrishnan S. Iyer

45,129,046

6,049,337

2,550,185

Jennifer Lloyd, Ph.D.

51,110,446

67,937

2,550,185

Gregg Lowe

51,003,012

175,371

2,550,185

Ravi Vig

50,723,251

455,132

2,550,185

Each of the director nominees received the required affirmative vote

of holders of a plurality of the votes cast and, therefore, each of the Company’s nominees were elected as a director to hold office

until the Company’s 2027 Annual Meeting of Stockholders, and until his or her successor is duly elected and qualified, or until

his or her earlier death, resignation, or removal.

Proposal Two – to approve, on an advisory

and non-binding basis, the compensation of the Company’s named executive officers:

For

Against

Abstain

Broker Non-votes

47,396,523

3,775,693

6,167

2,550,185

Proposal Two required the affirmative vote of the holders of a majority

of the voting power of the shares of stock present at the Meeting or represented by proxy and entitled to vote thereon and was approved

by stockholders as set forth in the table above.

Proposal Three – to ratify the selection

of Deloitte & Touche LLP as the Company’s independent registered public accounting firm for the fiscal year ending December

31, 2026:

For

Against

Abstain

Broker Non-votes

52,771,119

937,542

19,907

Proposal Three required the affirmative vote of the holders of a majority

of the voting power of the shares of stock present at the Meeting or represented by proxy and entitled to vote thereon and was approved

by stockholders as set forth in the table above.

Proposal Four – to approve an amendment

and restatement of the Power Integrations, Inc. 2016 Incentive Award Plan to increase the number of shares of Common Stock reserved for

issuance thereunder:

For

Against

Abstain

Broker Non-votes

42,512,170

8,641,807

24,406

2,550,185

Proposal Four required the affirmative vote of the holders of a majority

of the voting power of the shares of stock present at the Meeting or represented by proxy and entitled to vote thereon and was approved

by stockholders as set forth in the table above.

Proposal Five – to approve a stockholder

proposal related to the separation of the office of Chairman and the office of Chief Executive Officer:

For

Against

Abstain

Broker Non-votes

5,778,974

45,300,365

99,043

2,550,185

Proposal Five required the affirmative vote of the holders of a majority

of the voting power of the shares of stock present at the Meeting or represented by proxy and entitled to vote thereon and was not approved

by stockholders as set forth in the table above.

SIGNATURES

Pursuant to the requirements

of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto

duly authorized.

Power Integrations, Inc.

Dated: June 4, 2026

By:

/s/ Andrew S. Hughes

Andrew S. Hughes

Senior Vice President, General Counsel & Corporate Secretary

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