Form 144: 50,000 VICR Shares Proposed for Sale

Morgan Stanley Smith Barney LLC filed a Form 144 reporting 50,000 common shares proposed for sale by Patrizio Vinciarelli, linked to previously exercised stock options dated 05/22/2025.

Accepted by SEC EDGAR 03/04/2026 - 04:38 PM EST Learn about SEC filing dates

Rhea-AI Filing Summary

Morgan Stanley Smith Barney LLC filed a Form 144 reporting 50,000 common shares proposed for sale by Patrizio Vinciarelli, linked to previously exercised stock options dated 05/22/2025.

The filing also lists multiple 10b5-1 sales executed in December 2025, including sales of 20,000 shares on 12/30/2025 and 20,000 shares on 12/26/2025. The transactions are reported under a brokerage arrangement and show cash consideration for the listed trades.

Insights

Insider Transactions Analyst

Form 144 shows an insider-linked sale program and a proposed resale of 50,000 shares tied to exercised options.

The filing lists 50,000 common shares proposed for sale, described as from previously exercised stock options dated 05/22/2025. It also details multiple executed 10b5-1 sales in December 2025, with individual trade sizes shown.

Cash-flow treatment is shown for each trade (cash proceeds). Timing and execution appear tied to an established 10b5-1 plan; subsequent filings will provide further trade confirmations or settlements if any.

FAQ

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

What does the Form 144 for VICR disclose?

The Form 144 discloses a proposed sale of 50,000 common shares tied to previously exercised options dated 05/22/2025. It also lists executed 10b5-1 sales in December 2025 with per-trade cash amounts shown.

Who is the selling party in the VICR Form 144?

Patrizio Vinciarelli is identified as the individual associated with the reported sales. The filing lists brokerage activity through Morgan Stanley Smith Barney LLC and connects the proposed sale to exercised stock options.

How many shares were sold under 10b5-1 plans in December 2025?

The filing lists multiple 10b5-1 transactions in December 2025, including sales of 20,000 shares on 12/30/2025 and 20,000 shares on 12/26/2025, among other dated trades with cash proceeds noted.

Are the proceeds and trade methods specified in the VICR filing?

Each listed trade in the excerpt shows cash proceeds and trade dates for 10b5-1 sales. The filing indicates brokerage execution through Morgan Stanley Smith Barney LLC, with cash consideration reported for the individual transactions.

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

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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	0000901484
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	9784702900
Name of Person for Whose Account the Securities are To Be Sold	PATRIZIO VINCIARELLI
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	Director
Relationship to Issuer	Officer
Relationship to Issuer	10% Stockholder

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	50000	10098500.00	33646426	03/04/2026	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	05/22/2025	Previously Exercised Stock Options	Issuer			50000	05/22/2025	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
10b5-1 Sales for PATRIZIO VINCIARELLI 25 Frontage Road Andover MA 01810	Common	12/31/2025	1883	215336.30
10b5-1 Sales for PATRIZIO VINCIARELLI 25 Frontage Road Andover MA 01810	Common	12/30/2025	20000	2259535.98
10b5-1 Sales for PATRIZIO VINCIARELLI 25 Frontage Road Andover MA 01810	Common	12/29/2025	5917	657962.22
10b5-1 Sales for PATRIZIO VINCIARELLI 25 Frontage Road Andover MA 01810	Common	12/26/2025	20000	2202474.09
10b5-1 Sales for PATRIZIO VINCIARELLI 25 Frontage Road Andover MA 01810	Common	12/24/2025	12400	1349971.88
10b5-1 Sales for PATRIZIO VINCIARELLI 25 Frontage Road Andover MA 01810	Common	12/23/2025	20000	2155900.00
10b5-1 Sales for PATRIZIO VINCIARELLI 25 Frontage Road Andover MA 01810	Common	12/22/2025	20000	2105570.63
10b5-1 Sales for PATRIZIO VINCIARELLI 25 Frontage Road Andover MA 01810	Common	12/19/2025	20000	2060326.12
10b5-1 Sales for PATRIZIO VINCIARELLI 25 Frontage Road Andover MA 01810	Common	12/11/2025	6176	628597.95
10b5-1 Sales for PATRIZIO VINCIARELLI 25 Frontage Road Andover MA 01810	Common	12/10/2025	5724	578711.28

144: Remarks and Signature

Remarks
Date of Notice	03/04/2026
Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1	11/03/2025
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/ Patrizio Vinciarelli
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)