Power Integrations (POWI) insider plans Rule 144 sale after prior stock sales

Rhea-AI Filing Summary

Power Integrations insider plans new stock sale under Rule 144. The filing shows common shares of Power Integrations are planned to be sold for the account of Balu Balakrishnan through Morgan Stanley Smith Barney LLC on NASDAQ.

The planned sale covers 4,995 common shares with an aggregate market value of $235,751.88. These shares were acquired on 02/09/2026 via restricted stock vesting under a registered compensation plan. The filing notes 55,504,000 common shares outstanding and includes a representation that the seller is not aware of undisclosed material adverse information.

The document also lists prior sales of Power Integrations common stock by the same seller over the past three months, including transactions on 01/29/2026, 01/30/2026, 02/03/2026, and 02/09/2026 with disclosed share amounts and gross proceeds.

Insights

Equity capital markets analyst

Routine Rule 144 sale by insider; informational, not thesis-changing.

This notice outlines a planned sale of 4,995 Power Integrations common shares by Balu Balakrishnan, executed via Morgan Stanley Smith Barney LLC on NASDAQ. The shares stem from restricted stock that vested on 02/09/2026 as compensation under a registered plan.

The filing also lists several prior sales of common stock by the same individual over the past three months, each with specific dates, share counts, and gross proceeds. These transactions are typical of executive diversification or liquidity activity and are disclosed under Rule 144 for transparency.

The seller represents that they are not aware of any undisclosed material adverse information about Power Integrations. Overall, this is a standard administrative disclosure of insider share sales rather than a fundamental change in the company’s business or financial outlook.

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK
Filer CCC
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer

SEC File Number

Address of Issuer

Phone

Name of Person for Whose Account the Securities are To Be Sold

See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.

Relationship to Issuer

Relationship to Issuer

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common	Morgan Stanley Smith Barney LLC Executive Financial Services 1 New York Plaza 8th Floor New York NY 10004	4995	235751.88	55504000	02/10/2026	NASDAQ

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common	02/09/2026	Restricted stock vesting under a registered plan	Issuer			4995	02/09/2026	Compensation

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
BALU BALAKRISHNAN 5245 Hellyer Avenue San Jose CA 95138-1002	Common	02/09/2026	6368	296301.51
BALU BALAKRISHNAN 5245 Hellyer Avenue San Jose CA 95138-1002	Common	02/03/2026	10080	451111.88
BALU BALAKRISHNAN 5245 Hellyer Avenue San Jose CA 95138-1002	Common	01/30/2026	3000	139740.30
BALU BALAKRISHNAN 5245 Hellyer Avenue San Jose CA 95138-1002	Common	01/29/2026	2581	120295.52

144: Remarks and Signature

Remarks

Date of Notice

ATTENTION:

The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.

Signature

ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)

FAQ

What does the POWI Rule 144 filing disclose about upcoming share sales?

The filing shows a planned sale of 4,995 Power Integrations common shares for the account of Balu Balakrishnan. The transaction will be executed through Morgan Stanley Smith Barney LLC on NASDAQ, with an aggregate market value of $235,751.88 based on the filing’s figures.

How were the 4,995 Power Integrations (POWI) shares in this Rule 144 filing acquired?

The 4,995 shares were acquired on February 9, 2026, through restricted stock vesting under a registered compensation plan with the issuer. The filing classifies the nature of payment as compensation rather than a cash purchase, and ties both vesting and payment dates to February 9, 2026.

Who is selling Power Integrations (POWI) shares in this Rule 144 notice?

The seller identified is Balu Balakrishnan, for whose account the Power Integrations common shares are to be sold. The filing lists his name and address, and also includes prior sales of common stock by him over the past three months with dates, amounts, and gross proceeds.

What prior Power Integrations (POWI) stock sales are reported in the last three months?

The notice lists several common stock sales by Balu Balakrishnan: 2,581 shares on January 29, 2026, 3,000 shares on January 30, 2026, 10,080 shares on February 3, 2026, and 6,368 shares on February 9, 2026, each with corresponding gross proceeds disclosed.

What does the POWI Rule 144 filer say about undisclosed information?

The person for whose account the securities are to be sold represents that they do not know any material adverse information about Power Integrations’ current or prospective operations that has not been publicly disclosed, consistent with the representation language included in the Rule 144 notice.

How many Power Integrations (POWI) shares are outstanding in this Rule 144 filing?

The filing states that 55,504,000 Power Integrations common shares are outstanding. This figure provides context for the planned 4,995-share sale and the historical sales listed, indicating the overall size of the company’s equity base at the time referenced.