VICR Form 144: Insider sale of 4,469 shares

Claudio Tuozzolo reported a sale of Common stock associated with VICR.

Rhea-AI Filing Summary

Claudio Tuozzolo reported a sale of Common stock associated with VICR. The filing shows 4,469 shares sold on 02/23/2026 for $780,303.94. The notice lists additional exercised-share entries on 02/24/2026, 09/15/2020, and 06/05/2020

Insights

Securities Compliance Analyst

Routine Rule 144 sale notice; transaction size and dates are disclosed.

The filing lists a sale of 4,469 Common shares on 02/23/2026 for $780,303.94. It also records exercised-share entries of 1,795, 1,576, and 1,925 on the dates shown.

Timing and cash consideration are explicit in the excerpt; cash‑flow treatment and any broker/issuer role are stated by name (Morgan Stanley Smith Barney LLC). This appears to be a routine disclosure under resale rules, and the filing does not by itself indicate broader corporate change.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What transaction does the VICR Form 144 show?

The form records a sale of 4,469 Common shares on 02/23/2026 reported for $780,303.94. It is a Rule 144 resale notice listing the traded shares and proceeds.

Who is the reporting person on the VICR filing?

The filing identifies Claudio Tuozzolo as the person associated with the reported sale. The broker listed is Morgan Stanley Smith Barney LLC with an address at 1 New York Plaza.

Does the filing show other securities activity for the reporting person?

Yes. The excerpt lists exercised-share entries of 1,795 on 02/24/2026, 1,576 on 09/15/2020, and 1,925 on 06/05/2020, as recorded in the securities-to-be-sold section.

How much proceeds were reported from the sale on 02/23/2026?

The sale of 4,469 shares on 02/23/2026 is shown with aggregate consideration of $780,303.94 in the filing excerpt.

Does this Form 144 indicate company-level changes at VICR?

No. The excerpt documents an individual resale under Rule 144 and exercised-share records; it does not disclose corporate governance, financial results, or material company actions.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 02/24/2026 - 04:03 PM Learn about SEC filing dates

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	0001403540
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	VICOR CORPORATION
SEC File Number	000-18277
Address of Issuer	25 Frontage Road Andover MASSACHUSETTS 01810
Phone	(978) 470-2900
Name of Person for Whose Account the Securities are To Be Sold	CLAUDIO TUOZZOLO
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	Officer
Relationship to Issuer	Director

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	5296	950274.18	32925914	02/24/2026	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	02/24/2026	Stock Option Exercise	Issuer			1795	02/24/2026	Cash
Common	09/15/2020	Exercised Shares	Issuer			1576	09/15/2020	Cash
Common	06/05/2020	Exercised Shares	Issuer			1925	06/05/2020	Cash

* 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
CLAUDIO TUOZZOLO 25 Frontage Road Andover MA 01810	Common	02/23/2026	4469	780303.94

144: Remarks and Signature

Remarks
Date of Notice	02/24/2026
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	/s/ Claudio Tuozzolo
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)