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VICOR CORP (VICR) XNAS ELECTRONIC COMPONENTS, NEC Net insider selling (90d)
Latest VICR Insider Trades Vicor Corp manufactures and markets modular power components and complete power systems for converting electrical power. It provides modular power converters and configurable products, power component products and integrated circuits, and related products. Its products include Converters, Power Systems, Filters, Custom Power Systems, Input Modules, and others. The principal markets for the Company's power converters and systems are large original equipment manufacturers (OEMs), original design manufacturers (ODMs) and their contract manufacturers, and smaller, lower volume users, which are broadly distributed across several market areas.
Headquarters ANDOVER, MA
Employees 1,115
Listed 1983
Exchange XNAS https://www.vicorpower.com SEC filings for VICR on EDGAR
90-Day SEC Filing Activity Form 4 transaction type Transactions Shares Total value Open-market sale 164 148,831 $50.49M Grant or award 9 4,932 Option exercise 46 53,388
VICR Insider Transactions (Form 4) 140 164 Form 4 filings on record, the earliest from Nov 8, 2024, newest first. Filing history page 3 of 3.
Date Insider Transaction Security Shares Price Value May 11, 2026 MM Michael McNamara - Officer Option exercise Common Stock 1,516
Recent VICR Form 8-K Filings 5
Recent VICR Form 144 Notices of Proposed Sale 3 A Form 144 is notice of an INTENDED sale, not a completed one. It often precedes the Form 4 that reports the trade actually happening.
Filed Filer Relationship Shares Market value Notice Aug 17, 2026 ZMIRA LAVIE Director 908 $227K View on EDGAR Aug 3, 2026 Samuel Anderson Director
VICR Insider Trading - FAQ
What is the latest insider trade for VICR? VICOR CORP (VICR) had 29 insider filings in the last 90 days, with the most recent on 2026-09-03. The full record for VICR runs to 164 Form 4 filings, the earliest from 2024-11-08. InsiderAlpha tracks every Form 4, Form 144, and 8-K filing in real time.
How many insiders are buying VICR stock? No insider purchases of VICR were filed in the last 90 days.
How many insiders are selling VICR stock? 164 insider sales of VICR were filed in the last 90 days, totaling $50.49M.
Where can I see VICR SEC filings (Form 4, 10-K, 10-Q, 8-K)? This page tracks VICR Form 4 insider transactions, Form 144 sale notices, and 8-K material event disclosures in one timeline. Annual 10-K and quarterly 10-Q reports live on the company's SEC EDGAR page.
How can I follow VICR insider buys? Create a free InsiderAlpha account and press Watch on this page to add VICR to your watchlist. A free account also opens the full scored daily plan with every past day and 3 months of price history. No card is required. Sign up at https://insideralpha.ai/register.
More Information Technology Companies with Insider Activity Every Form 4 below links to the original document on SEC EDGAR, so the numbers on this page can be checked against the filing they came from.
Related Companies - Recent Insider Activity What is SEC Form 4? The filing insiders must submit within two business days of a trade, and how to read its transaction codes. Track VICR insider activity as it files Real-time Form 4 alerts, AI-scored daily trade ideas and 10b5-1 plan flags.
Sign up free ZL Zmira Lavie - Director Open-market sale $227K
Aug 17, 2026
Market cap $8.48B
P/E ratio 70.60
Dividend yield -
Average volume 861.9K
52 week high $382.65
52 week low $47.56
Today's high -
Today's low -
Open -
Volume -
Previous close $216.39
Shares outstanding 46.11M Market cap
$8.48B
1,115 employees
VICR Insider Sentiment - Last 90 Days Share of open-market insider dollar volume that was buying versus selling, from SEC Form 4 filings.
0% Buying 100% Selling
0 insider purchases totaling $0 against 164 sales totaling $50.49M.
Most-Active VICR Insiders - Last 90 Days 10 Dollar totals are shown for open-market purchases and sales only. Grants, option exercises, gifts and tax withholding are reported by share count because they are not trades at a market price.
May 11, 2026 MM Michael McNamara - Officer Open-market sale Common Stock 1,516 $309.00 $468K
May 11, 2026 MM Michael McNamara - Officer Option exercise Common Stock 7,102 $33.96 $241K
May 11, 2026 MM Michael McNamara - Officer Open-market sale Common Stock 7,102 $309.00 $2.19M
May 11, 2026 MM Michael McNamara - Officer Option exercise Common Stock 10,000 $69.04 $690K
May 11, 2026 MM Michael McNamara - Officer Open-market sale Common Stock 10,000 $309.00 $3.09M
May 11, 2026 MM Michael McNamara - Officer Option exercise Non Qualified Stock Option 1,516 $0.00 -
May 11, 2026 MM Michael McNamara - Officer Option exercise Non Qualified Stock Option 7,102 $0.00 -
May 11, 2026 MM Michael McNamara - Officer Option exercise Non Qualified Stock Option 10,000 $0.00 -
May 11, 2026 QF Quentin A. Fendelet - Officer Option exercise Non Qualified Stock Option 4,963 $0.00 -
May 6, 2026 CT Claudio Tuozzolo - Officer Option exercise Common Stock 1,000 $50.00 $50K
May 6, 2026 CT Claudio Tuozzolo - Officer Open-market sale Common Stock 1,000 $276.93 $277K
May 6, 2026 CT Claudio Tuozzolo - Officer Option exercise Common Stock 3,930 $41.61 $164K
May 6, 2026 CT Claudio Tuozzolo - Officer Open-market sale Common Stock 3,930 $276.93 $1.09M
May 6, 2026 CT Claudio Tuozzolo - Officer Option exercise Common Stock 1,202 $60.61 $73K
May 6, 2026 CT Claudio Tuozzolo - Officer Open-market sale Common Stock 1,202 $276.93 $333K
May 6, 2026 CT Claudio Tuozzolo - Officer Option exercise Non Qualified Stock Option 1,000 $0.00 -
May 6, 2026 CT Claudio Tuozzolo - Officer Option exercise Non Qualified Stock Option 3,930 $0.00 -
May 6, 2026 CT Claudio Tuozzolo - Officer Option exercise Non Qualified Stock Option 1,202 $0.00 -
May 6, 2026 JC Jason Carlson - Director Option exercise Non Qualified Stock Option 800 $0.00 -
May 6, 2026 JC Jason Carlson - Director Option exercise Common Stock 800 $100.00 $80K
May 6, 2026 JC Jason Carlson - Director Open-market sale Common Stock 800 $275.09 $220K
May 5, 2026 PD Philip D. Davies - Officer Grant or award Non Qualified Stock Option 4,547 $0.00 -
May 5, 2026 NG Nancy L. Grava - Officer Option exercise Common Stock 508 $60.61 $31K
May 5, 2026 NG Nancy L. Grava - Officer Open-market sale Common Stock 508 $265.00 $135K
May 5, 2026 NG Nancy L. Grava - Officer Option exercise Common Stock 1,692 $41.61 $70K
May 5, 2026 NG Nancy L. Grava - Officer Open-market sale Common Stock 1,692 $265.00 $448K
May 5, 2026 NG Nancy L. Grava - Officer Option exercise Common Stock 1,228 $50.00 $61K
May 5, 2026 NG Nancy L. Grava - Officer Open-market sale Common Stock 1,228 $265.00 $325K
May 5, 2026 NG Nancy L. Grava - Officer Option exercise Common Stock 1,984 $33.96 $67K
May 5, 2026 NG Nancy L. Grava - Officer Open-market sale Common Stock 1,984 $265.00 $526K
May 5, 2026 NG Nancy L. Grava - Officer Option exercise Non Qualified Stock Option 508 $0.00 -
May 5, 2026 NG Nancy L. Grava - Officer Option exercise Non Qualified Stock Option 1,692 $0.00 -
May 5, 2026 NG Nancy L. Grava - Officer Option exercise Non Qualified Stock Option 1,228 $0.00 -
May 5, 2026 NG Nancy L. Grava - Officer Option exercise Non Qualified Stock Option 1,984 $0.00 -
May 5, 2026 NG Nancy L. Grava - Officer Grant or award Non Qualified Stock Option 1,049 $0.00 -
May 5, 2026 MM Michael McNamara - Officer Grant or award Non Qualified Stock Option 3,564 $0.00 -
May 5, 2026 JS James F. Schmidt - Officer Grant or award Non Qualified Stock Option 1,129 $0.00 -
May 5, 2026 CT Claudio Tuozzolo - Officer Grant or award Non Qualified Stock Option 5,187 $0.00 -
May 5, 2026 RG Robert Gendron - Officer Grant or award Non Qualified Stock Option 1,578 $0.00 -
May 5, 2026 AD Andrew D'Amico - Director Grant or award Non Qualified Stock Option 4,100 $0.00 -
May 5, 2026 SC Sean Crilly - Officer Grant or award Non Qualified Stock Option 373 $0.00 -
May 5, 2026 AG Alex Gusinov - Officer Grant or award Non Qualified Stock Option 2,633 $0.00 -
May 5, 2026 AD Alvaro Doyle - Officer Grant or award Non Qualified Stock Option 1,514 $0.00 -
May 4, 2026 JS James F. Schmidt - Officer Option exercise Common Stock 3,246 $41.61 $135K
May 4, 2026 JS James F. Schmidt - Officer Option exercise Common Stock 1,028 $50.00 $51K
May 4, 2026 JS James F. Schmidt - Officer Open-market sale Common Stock 100 $244.32 $24K
May 4, 2026 JS James F. Schmidt - Officer Open-market sale Common Stock 100 $247.05 $25K
May 4, 2026 JS James F. Schmidt - Officer Open-market sale Common Stock 274 $250.19 $69K
May 4, 2026 JS James F. Schmidt - Officer Open-market sale Common Stock 1,300 $251.09 $326K
May 4, 2026 JS James F. Schmidt - Officer Open-market sale Common Stock 700 $252.25 $177K
May 4, 2026 JS James F. Schmidt - Officer Open-market sale Common Stock 500 $253.69 $127K
May 4, 2026 JS James F. Schmidt - Officer Open-market sale Common Stock 500 $254.74 $127K
May 4, 2026 JS James F. Schmidt - Officer Open-market sale Common Stock 500 $255.84 $128K
May 4, 2026 JS James F. Schmidt - Officer Open-market sale Common Stock 200 $256.90 $51K
May 4, 2026 JS James F. Schmidt - Officer Open-market sale Common Stock 100 $267.62 $27K
May 4, 2026 JS James F. Schmidt - Officer Option exercise Non Qualified Stock Option 3,246 $0.00 -
May 4, 2026 JS James F. Schmidt - Officer Option exercise Non Qualified Stock Option 1,028 $0.00 -
May 4, 2026 AD Andrew D'Amico - Director Option exercise Common Stock 4,596 $33.96 $156K
May 4, 2026 AD Andrew D'Amico - Director Option exercise Common Stock 2,916 $41.61 $121K
May 4, 2026 AD Andrew D'Amico - Director Open-market sale Common Stock 200 $244.30 $49K
May 4, 2026 AD Andrew D'Amico - Director Open-market sale Common Stock 100 $246.76 $25K
May 4, 2026 AD Andrew D'Amico - Director Open-market sale Common Stock 200 $247.91 $50K
May 4, 2026 AD Andrew D'Amico - Director Open-market sale Common Stock 200 $249.84 $50K
May 4, 2026 AD Andrew D'Amico - Director Open-market sale Common Stock 1,943 $251.08 $488K
May 4, 2026 AD Andrew D'Amico - Director Open-market sale Common Stock 1,469 $252.20 $370K
May 4, 2026 AD Andrew D'Amico - Director Open-market sale Common Stock 595 $253.61 $151K
May 4, 2026 AD Andrew D'Amico - Director Open-market sale Common Stock 868 $254.35 $221K
May 4, 2026 AD Andrew D'Amico - Director Open-market sale Common Stock 1,337 $255.45 $342K
May 4, 2026 AD Andrew D'Amico - Director Open-market sale Common Stock 300 $256.27 $77K
May 4, 2026 AD Andrew D'Amico - Director Open-market sale Common Stock 200 $257.20 $51K
May 4, 2026 AD Andrew D'Amico - Director Open-market sale Common Stock 100 $267.62 $27K
May 4, 2026 AD Andrew D'Amico - Director Option exercise Non Qualified Stock Option 4,596 $0.00 -
May 4, 2026 AD Andrew D'Amico - Director Option exercise Non Qualified Stock Option 2,916 $0.00 -
May 1, 2026 PD Philip D. Davies - Officer Option exercise Common Stock 3,073 $30.98 $95K
May 1, 2026 PD Philip D. Davies - Officer Open-market sale Common Stock 100 $264.07 $26K
May 1, 2026 PD Philip D. Davies - Officer Open-market sale Common Stock 400 $266.51 $107K
May 1, 2026 PD Philip D. Davies - Officer Open-market sale Common Stock 800 $268.40 $215K
May 1, 2026 PD Philip D. Davies - Officer Open-market sale Common Stock 1,173 $269.39 $316K
May 1, 2026 PD Philip D. Davies - Officer Open-market sale Common Stock 200 $270.31 $54K
May 1, 2026 PD Philip D. Davies - Officer Open-market sale Common Stock 200 $271.53 $54K
May 1, 2026 PD Philip D. Davies - Officer Open-market sale Common Stock 100 $273.21 $27K
May 1, 2026 PD Philip D. Davies - Officer Open-market sale Common Stock 100 $274.43 $27K
May 1, 2026 PD Philip D. Davies - Officer Option exercise Non Qualified Stock Option 3,073 $0.00 -
Apr 27, 2026 JS James F. Schmidt - Officer Option exercise Common Stock 1,241 $60.61 $75K
Apr 27, 2026 JS James F. Schmidt - Officer Option exercise Non Qualified Stock Option 1,241 $0.00 -
Apr 27, 2026 JS James F. Schmidt - Officer Open-market sale Common Stock 1,241 $277.00 $344K
Apr 27, 2026 AD Andrew D'Amico - Director Option exercise Common Stock 800 $60.61 $48K
Apr 27, 2026 AD Andrew D'Amico - Director Open-market sale Common Stock 800 $277.00 $222K
Apr 27, 2026 AD Andrew D'Amico - Director Option exercise Non Qualified Stock Option 800 $0.00 -
Apr 24, 2026 CT Claudio Tuozzolo - Officer Option exercise Common Stock 731 $68.48 $50K
Apr 24, 2026 CT Claudio Tuozzolo - Officer Open-market sale Common Stock 731 $266.94 $195K
Apr 24, 2026 CT Claudio Tuozzolo - Officer Open-market sale Common Stock 10,304 $270.76 $2.79M
Apr 24, 2026 CT Claudio Tuozzolo - Officer Option exercise Non Qualified Stock Option 731 $0.00 -
Apr 23, 2026 AD Alvaro Doyle - Officer Option exercise Common Stock 6,000 $46.96 $282K
Apr 23, 2026 AD Alvaro Doyle - Officer Open-market sale Common Stock 6,000 $259.90 $1.56M
Apr 23, 2026 AD Alvaro Doyle - Officer Option exercise Common Stock 2,000 $69.04 $138K
Apr 23, 2026 AD Alvaro Doyle - Officer Open-market sale Common Stock 2,000 $259.90 $520K
Apr 23, 2026 AD Alvaro Doyle - Officer Option exercise Non Qualified Stock Option 6,000 $0.00 -
Apr 23, 2026 AD Alvaro Doyle - Officer Option exercise Non Qualified Stock Option 2,000 $0.00 -
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