Patrizio Vinciarelli - 06 Jul 2026 Form 4 Insider Report for VICOR CORP (VICR)

Reporting relationship: Chairman & CEO, Director, 10%+ Owner
Issuer ticker: VICR
Reported as of: 06 Jul 2026
Net transaction value: -$211,681
SEC form: 4
Accepted by SEC: 07 Jul 2026, 10:04:50 UTC
Prior SEC filing: 06 Jul 2026
Source filing: View source filing
Reporting owner signature: /s/Quentin A. Fendelet Attorney in Fact for Patrizio Vinciarelli

Key filing fact

Patrizio Vinciarelli filed Form 4 for VICOR CORP (VICR) on 07 Jul 2026.

Key facts

This page summarizes Patrizio Vinciarelli's Form 4 filing for VICOR CORP (VICR).
2 reported transactions and 0 derivative rows are listed below.
Accepted by SEC: 07 Jul 2026, 10:04.

Change

Previous filing in this sequence was filed on 06 Jul 2026.
Current net transaction value: -$211,681.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0000901484 Primary reporting owner

VINCIARELLI PATRIZIO

Relationship: Chairman & CEO, Director, 10%+ Owner
Address: 25 FRONTAGE ROAD, ANDOVER
Signature: /s/Quentin A. Fendelet Attorney in Fact for Patrizio Vinciarelli
Signature date: 07 Jul 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

VICR transaction

Common Stock

Sale

Transaction value: $151,018
Shares: -500
Change %: -0.01%
Price: $302.04
Shares after: 8,347,590
Date: 06 Jul 2026
Ownership: Direct
Footnotes: F2, F3

VICR transaction

Common Stock

Sale

Transaction value: $60,663
Shares: -200
Change %: -0%
Price: $303.32
Shares after: 8,347,390
Date: 06 Jul 2026
Ownership: Direct
Footnotes: F2, F4

VICR holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 167,125
Date: 06 Jul 2026
Ownership: See Footnote
Footnotes: F1

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Rule 10b5-1 trading plan

These transactions were reported as open-market trades under a Rule 10b5-1 plan. The plan lets an insider set trading instructions in advance, which can reduce the risk of trading while in possession of material nonpublic information.

Original filing language: transaction made pursuant to a contract, instruction, or written plan intended to satisfy Rule 10b5-1(c).

Explanation of responses 4 footnotes

Footnote F1

These shares are held by the reporting person as Trustee of the Patrizio Vinciarelli Irrevocable Trust U/A Dated 12/21/2012, established for the benefit of the child of the reporting person.

Footnote F2

This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on February 26, 2026.

Footnote F3

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $302.0000 and $302.1800. The reporting person undertakes to provide to Vicor Corporation, any security holder of Vicor Corporation, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnotes (3) through (4) to this Form 4.

Footnote F4

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $303.2100 and $303.4200.