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VICR Insider Trading

Insider Ownership Percentage: 31.30%
Insider Buying (Last 12 Months): $0.00
Insider Selling (Last 12 Months): $13,950,987.28

Vicor Insider Trading History Chart

This chart shows the insider buying and selling history at Vicor by year and by quarter.

Skip ChartChart Data in Insider Trading History Table

Vicor Share Price & Price History

Current Price: $94.54
Price Change: ▲ Price Increase of +1.72 (1.85%)
As of 12/4/2025 05:00 PM ET

This chart shows the closing price history over time for VICR up to the past year.

Skip Chart and Table DataPrice Data in Insider Trading History Table
Days: 30 | 90 | 365

Vicor Insider Trading History

Transaction DateInsider NameTitleBuy/SellNumber of SharesAverage Share PriceTotal TransactionShares Held After TransactionDetails
11/21/2025Alex GusinovVPSell1,571$86.05$135,184.5514,184View SEC Filing Icon  
11/17/2025Andrew D'amicoDirectorSell2,000$87.69$175,380.00View SEC Filing Icon  
11/12/2025Andrew D'amicoDirectorSell1,908$99.13$189,140.04View SEC Filing Icon  
11/5/2025Robert GendronVPSell5,374$94.00$505,156.00View SEC Filing Icon  
10/28/2025Alex GusinovVPSell4,019$89.75$360,705.2512,680View SEC Filing Icon  
10/28/2025Zmira LavieDirectorSell3,720$89.58$333,237.60View SEC Filing Icon  
10/27/2025Robert GendronVPSell1,321$92.00$121,532.005,374View SEC Filing Icon  
10/27/2025Sean CrillyVPSell12,000$89.61$1,075,320.0015,532View SEC Filing Icon  
10/24/2025Andrew D'amicoDirectorSell2,071$94.80$196,330.80View SEC Filing Icon  
10/24/2025Claudio TuozzoloVPSell5,508$90.57$498,859.5633,622View SEC Filing Icon  
10/24/2025Philip D. DaviesVPSell15,763$92.07$1,451,299.41View SEC Filing Icon  
10/24/2025Robert GendronVPSell2,795$90.50$252,947.505,374View SEC Filing Icon  
10/23/2025Alvaro DoyleVPSell7,824$88.48$692,267.5242View SEC Filing Icon  
10/23/2025Andrew D'amicoDirectorSell565$90.00$50,850.00View SEC Filing Icon  
10/23/2025Claudio TuozzoloVPSell14,637$91.86$1,344,554.8233,622View SEC Filing Icon  
10/23/2025Estia J. EichtenDirectorSell5,555$91.22$506,727.10225,267View SEC Filing Icon  
10/23/2025James F SchmidtCFOSell7,453$91.75$683,812.75875View SEC Filing Icon  
10/23/2025Kemble D. MorrisonVPSell2,099$91.94$192,982.06View SEC Filing Icon  
10/23/2025Nancy L. GravaVPSell7,032$91.00$639,912.00View SEC Filing Icon  
10/23/2025Quentin A FendeletCAOSell16,561$88.31$1,462,501.91View SEC Filing Icon  
10/23/2025Robert GendronVPSell2,116$88.68$187,646.885,374View SEC Filing Icon  
10/22/2025Andrew D'amicoDirectorSell14,677$82.53$1,211,292.81View SEC Filing Icon  
10/22/2025James F SchmidtCFOSell5,241$81.90$429,237.90875View SEC Filing Icon  
10/21/2025Andrew D'amicoDirectorSell1,000$68.00$68,000.00View SEC Filing Icon  
7/23/2025Andrew D'amicoDirectorSell5,813$63.00$366,219.001,217View SEC Filing Icon  
3/3/2025Quentin A. FendeletCAOSell440$61.71$27,152.40View SEC Filing Icon  
2/26/2025Claudio TuozzoloVPSell1,898$64.79$122,971.4233,622View SEC Filing Icon  
2/24/2025Claudio TuozzoloVPSell3,504$61.00$213,744.0034,622View SEC Filing Icon  
2/21/2025Andrew D'amicoDirectorSell1,800$62.89$113,202.00View SEC Filing Icon  
1/22/2025Andrew D'amicoDirectorSell4,000$59.75$239,000.00View SEC Filing Icon  
1/6/2025Andrew D'amicoDirectorSell2,000$51.91$103,820.00View SEC Filing Icon  
12/2/2024Estia J. EichtenDirectorSell8,000$55.51$444,080.00230,267View SEC Filing Icon  
11/13/2024Alex GusinovVPSell856$59.01$50,512.5616,018View SEC Filing Icon  
9/3/2024Quentin A. FendeletCAOSell41$36.36$1,490.76View SEC Filing Icon  
8/14/2024Philip D. DaviesVPSell23,494$35.83$841,790.0215,763View SEC Filing Icon  
5/14/2024Sean CrillyVPSell446$33.27$14,838.4224,277View SEC Filing Icon  
5/8/2024Alvaro DoyleVPSell427$33.10$14,133.7042View SEC Filing Icon  
5/3/2024Nancy L. GravaVPSell1,277$33.91$43,303.07View SEC Filing Icon  
3/8/2024Robert GendronVPSell2,000$36.83$73,660.005,374View SEC Filing Icon  
3/1/2024Quentin A. FendeletCAOSell340$38.08$12,947.20View SEC Filing Icon  
2/26/2024Kemble D. MorrisonVPSell2,659$37.00$98,383.00View SEC Filing Icon  
8/31/2023Quentin A FendeletCAOBuy280$40.68$11,390.40280View SEC Filing Icon  
8/1/2023Alvaro DoyleVPSell25$88.37$2,209.2542View SEC Filing Icon  
7/27/2023Claudio TuozzoloVPSell3,675$96.80$355,740.0041,282View SEC Filing Icon  
7/26/2023Andrew D'amicoDirectorSell2,000$85.00$170,000.00View SEC Filing Icon  
6/16/2023Michael McnamaraInsiderSell6,291$55.25$347,577.75141View SEC Filing Icon  
3/6/2023Sean CrillyVPSell23,170$43.07$997,931.9023,416View SEC Filing Icon  
2/28/2023Quentin A FendeletCAOBuy571$39.95$22,811.45571View SEC Filing Icon  
1/23/2023Andrew D'amicoDirectorSell1,000$70.00$70,000.00View SEC Filing Icon  
1/12/2023Andrew D'amicoDirectorSell1,000$60.00$60,000.00View SEC Filing Icon  
See Full Table

SEC Filings (Institutional Ownership Changes) for Vicor (NASDAQ:VICR)

47.45% of Vicor stock is owned by institutions. Institutional ownership can be a sign of analyst confidence in the fundamentals of the stock.

Institutional Buying and Selling by Quarter

This chart shows the instiutional buying and selling at VICR by year and by quarter.

Skip Institutional Buying and Selling Chart and Table DataRead Chart Data in Institutional Trading History Table

Vicor Institutional Trading History

Reporting DateHedge FundShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
11/21/2025CIBC Bancorp USA Inc.253,919$12.63M0.0%N/A0.569%Search for SEC Filing on Google Icon
11/17/2025Jacobs Levy Equity Management Inc.85,725$4.26M0.0%+188.1%0.192%Search for SEC Filing on Google Icon
11/17/2025Kestra Private Wealth Services LLC7,550$0.38M0.0%N/A0.017%Search for SEC Filing on Google Icon
11/17/2025Dark Forest Capital Management LP80,185$3.99M0.1%+108.0%0.180%Search for SEC Filing on Google Icon
11/17/2025Verition Fund Management LLC4,376$0.22M0.0%N/A0.010%Search for SEC Filing on Google Icon
11/17/2025Qube Research & Technologies Ltd98,366$4.89M0.0%+172.2%0.220%Search for SEC Filing on Google Icon
11/17/2025Millennium Management LLC42,792$2.13M0.0%-80.5%0.096%Search for SEC Filing on Google Icon
11/17/2025MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.10,780$0.54M0.0%-15.8%0.024%Search for SEC Filing on Google Icon
11/17/2025Circle Wealth Management LLC14,173$0.71M0.0%-7.3%0.032%Search for SEC Filing on Google Icon
11/17/2025Bank of America Corp DE59,057$2.94M0.0%-46.2%0.132%Search for SEC Filing on Google Icon
11/17/2025Algert Global LLC29,820$1.48M0.0%+111.0%0.067%Search for SEC Filing on Google Icon
11/17/2025Alliancebernstein L.P.24,937$1.24M0.0%+9.2%0.056%Search for SEC Filing on Google Icon
11/17/2025Ameriprise Financial Inc.102,232$5.08M0.0%-23.8%0.229%Search for SEC Filing on Google Icon
11/14/2025Creative Planning5,465$0.27M0.0%+5.4%0.012%Search for SEC Filing on Google Icon
11/14/2025Ashford Capital Management Inc.225,192$11.20M1.2%-2.7%0.504%Search for SEC Filing on Google Icon
11/14/2025Lazard Asset Management LLC10,050$0.50M0.0%N/A0.023%Search for SEC Filing on Google Icon
11/14/2025Raymond James Financial Inc.40,728$2.03M0.0%-33.3%0.091%Search for SEC Filing on Google Icon
11/14/2025Man Group plc8,052$0.40M0.0%N/A0.018%Search for SEC Filing on Google Icon
11/14/2025California State Teachers Retirement System21,565$1.07M0.0%+7.2%0.048%Search for SEC Filing on Google Icon
11/14/2025Brooklyn Investment Group5,261$0.26M0.0%+5,323.7%0.012%Search for SEC Filing on Google Icon
11/14/2025UBS AM A Distinct Business Unit of UBS Asset Management Americas LLC31,219$1.55M0.0%-51.3%0.070%Search for SEC Filing on Google Icon
11/14/2025Two Sigma Investments LP4,310$0.21M0.0%-56.3%0.010%Search for SEC Filing on Google Icon
11/14/2025iSAM Funds UK Ltd1,588$79K0.0%N/A0.004%Search for SEC Filing on Google Icon
11/14/2025Comerica Bank6,228$0.31M0.0%-20.0%0.014%Search for SEC Filing on Google Icon
11/13/2025Invesco Ltd.65,828$3.27M0.0%+6.2%0.147%Search for SEC Filing on Google Icon
11/13/2025Arrowstreet Capital Limited Partnership267,882$13.32M0.0%+1,921.4%0.600%Search for SEC Filing on Google Icon
11/13/2025Ironwood Investment Management LLC31,218$1.55M0.7%-0.7%0.070%Search for SEC Filing on Google Icon
11/13/2025Sei Investments Co.11,015$0.55M0.0%+67.2%0.025%Search for SEC Filing on Google Icon
11/13/2025UBS Group AG104,076$5.18M0.0%+643.6%0.233%Search for SEC Filing on Google Icon
11/13/2025BNP Paribas Financial Markets9,724$0.48M0.0%+37.7%0.022%Search for SEC Filing on Google Icon
11/13/2025Franklin Resources Inc.9,671$0.48M0.0%-71.6%0.022%Search for SEC Filing on Google Icon
11/13/2025FourThought Financial Partners LLC4,283$0.21M0.0%N/A0.010%Search for SEC Filing on Google Icon
11/13/2025Legal & General Group Plc59,975$2.98M0.0%-8.7%0.134%Search for SEC Filing on Google Icon
11/13/2025Swiss National Bank45,432$2.26M0.0%-5.2%0.102%Search for SEC Filing on Google Icon
11/13/2025WINTON GROUP Ltd23,227$1.16M0.0%+4.8%0.052%Search for SEC Filing on Google Icon
11/13/2025Russell Investments Group Ltd.6,508$0.32M0.0%+14,690.9%0.015%Search for SEC Filing on Google Icon
11/13/2025Pinnacle Associates Ltd.260,648$12.96M0.2%-4.0%0.584%Search for SEC Filing on Google Icon
11/13/2025Dynamic Technology Lab Private Ltd7,080$0.35M0.1%N/A0.016%Search for SEC Filing on Google Icon
11/13/2025First Trust Advisors LP90,321$4.49M0.0%+7.2%0.202%Search for SEC Filing on Google Icon
11/12/2025Barclays PLC34,479$1.71M0.0%-25.6%0.077%Search for SEC Filing on Google Icon
11/12/2025Dimensional Fund Advisors LP578,515$28.76M0.0%+4.6%1.296%Search for SEC Filing on Google Icon
11/12/2025Teachers Retirement System of The State of Kentucky6,546$0.33M0.0%-10.0%0.015%Search for SEC Filing on Google Icon
11/12/2025Victory Capital Management Inc.8,240$0.41M0.0%-4.0%0.018%Search for SEC Filing on Google Icon
11/12/2025Intech Investment Management LLC29,786$1.48M0.0%+36.6%0.067%Search for SEC Filing on Google Icon
11/10/2025Ameritas Investment Partners Inc.1,952$97K0.0%-18.2%0.004%Search for SEC Filing on Google Icon
11/7/2025Colrain Capital LLC254,140$12.64M7.2%+10.4%0.566%Search for SEC Filing on Google Icon
11/7/2025GSA Capital Partners LLP33,328$1.66M0.1%-43.0%0.074%Search for SEC Filing on Google Icon
11/7/2025Vanguard Group Inc.2,473,571$122.99M0.0%-2.0%5.507%Search for SEC Filing on Google Icon
11/7/2025JPMorgan Chase & Co.4,133,958$205.54M0.0%-7.1%9.258%Search for SEC Filing on Google Icon
11/7/2025PNC Financial Services Group Inc.1,129$56K0.0%+13.7%0.003%Search for SEC Filing on Google Icon
11/7/2025Herald Investment Management Ltd250,000$12.41M1.7%+8.7%0.557%Search for SEC Filing on Google Icon
11/6/2025Prescott Group Capital Management L.L.C.61,096$3.04M0.3%-39.6%0.136%Search for SEC Filing on Google Icon
11/6/2025Public Sector Pension Investment Board89,312$4.44M0.0%+13.4%0.199%Search for SEC Filing on Google Icon
11/6/2025Illinois Municipal Retirement Fund12,323$0.61M0.0%+3.3%0.027%Search for SEC Filing on Google Icon
11/6/2025Rhumbline Advisers67,022$3.33M0.0%-3.9%0.149%Search for SEC Filing on Google Icon
11/6/2025Versor Investments LP6,526$0.32M0.1%-13.4%0.015%Search for SEC Filing on Google Icon
11/6/2025ProShare Advisors LLC4,395$0.22M0.0%-15.7%0.010%Search for SEC Filing on Google Icon
11/4/2025Principal Financial Group Inc.110,760$5.51M0.0%-11.7%0.247%Search for SEC Filing on Google Icon
11/4/2025Thrivent Financial for Lutherans16,517$0.82M0.0%-2.7%0.037%Search for SEC Filing on Google Icon
11/3/2025AlphaQuest LLC2,133$0.11M0.0%-66.6%0.005%Search for SEC Filing on Google Icon
11/3/2025Arizona State Retirement System6,929$0.35M0.0%-5.1%0.015%Search for SEC Filing on Google Icon
11/3/2025Summit Global Investments21,127$1.05M0.1%N/A0.047%Search for SEC Filing on Google Icon
11/3/2025Truist Financial Corp6,800$0.34M0.0%-11.7%0.015%Search for SEC Filing on Google Icon
10/31/2025Stoneridge Investment Partners LLC6,498$0.32M0.2%N/A0.014%Search for SEC Filing on Google Icon
10/31/2025Y Intercept Hong Kong Ltd11,261$0.56M0.0%N/A0.025%Search for SEC Filing on Google Icon
10/29/2025GatePass Capital LLC10,000$0.50M0.3%-50.0%0.022%Search for SEC Filing on Google Icon
10/29/2025Amalgamated Bank6,782$0.34M0.0%+3.4%0.015%Search for SEC Filing on Google Icon
10/24/2025State of Alaska Department of Revenue13,396$0.67M0.0%-2.5%0.030%Search for SEC Filing on Google Icon
10/23/2025Nisa Investment Advisors LLC603$30K0.0%+53.4%0.001%Search for SEC Filing on Google Icon
10/23/2025SG Americas Securities LLC9,019$0.45M0.0%N/A0.020%Search for SEC Filing on Google Icon
10/22/2025Louisiana State Employees Retirement System10,500$0.52M0.0%-2.8%0.023%Search for SEC Filing on Google Icon
10/22/2025Bouvel Investment Partners LLC24,098$1.20M0.4%+3.4%0.054%Search for SEC Filing on Google Icon
10/16/2025Rice Hall James & Associates LLC33,617$1.67M0.1%-0.7%0.075%Search for SEC Filing on Google Icon
10/15/2025Pacer Advisors Inc.1,669$83K0.0%-34.3%0.004%Search for SEC Filing on Google Icon
10/15/2025Net Worth Advisory Group4,456$0.22M0.1%-6.2%0.010%Search for SEC Filing on Google Icon
10/14/2025Yousif Capital Management LLC7,084$0.35M0.0%-18.0%0.016%Search for SEC Filing on Google Icon
10/9/2025Voya Investment Management LLC16,654$0.83M0.0%+5.2%0.037%Search for SEC Filing on Google Icon
10/9/2025Chapin Davis Inc.45,700$2.27M0.6%+1.8%0.102%Search for SEC Filing on Google Icon
9/24/2025Texas Permanent School Fund Corp14,765$0.67M0.0%+30.6%0.033%Search for SEC Filing on Google Icon
9/4/2025Osaic Holdings Inc.2,543$0.12M0.0%-26.3%0.006%Search for SEC Filing on Google Icon
8/27/2025Squarepoint Ops LLC29,014$1.32M0.0%-16.0%0.065%Search for SEC Filing on Google Icon
8/19/2025State of Wyoming942$43K0.0%-78.3%0.002%Search for SEC Filing on Google Icon
8/18/2025Ashford Capital Management Inc.231,462$10.50M1.2%-2.8%0.515%Search for SEC Filing on Google Icon
8/16/2025Public Sector Pension Investment Board78,780$3.57M0.0%+7.8%0.175%Search for SEC Filing on Google Icon
8/15/2025Tower Research Capital LLC TRC 3,782$0.17M0.0%+993.1%0.008%Search for SEC Filing on Google Icon
8/15/2025State of Tennessee Department of Treasury9,243$0.42M0.0%-33.2%0.021%Search for SEC Filing on Google Icon
8/15/2025Tidal Investments LLC7,527$0.34M0.0%N/A0.017%Search for SEC Filing on Google Icon
8/15/2025Manatuck Hill Partners LLC100,000$4.54M1.7%+13.5%0.223%Search for SEC Filing on Google Icon
8/15/2025Engineers Gate Manager LP7,655$0.35M0.0%N/A0.017%Search for SEC Filing on Google Icon
8/15/2025BNP Paribas Financial Markets7,062$0.32M0.0%+62.9%0.016%Search for SEC Filing on Google Icon
8/15/2025Bruce & Co. Inc.90,000$4.08M1.3%+28.6%0.200%Search for SEC Filing on Google Icon
8/15/2025Ameriprise Financial Inc.134,170$6.09M0.0%+3.1%0.299%Search for SEC Filing on Google Icon
8/15/2025AQR Capital Management LLC78,189$3.55M0.0%+90.9%0.174%Search for SEC Filing on Google Icon
8/15/2025AWM Investment Company Inc.333,210$15.11M1.7%-10.5%0.742%Search for SEC Filing on Google Icon
8/14/2025California State Teachers Retirement System20,110$0.91M0.0%-7.6%0.045%Search for SEC Filing on Google Icon
8/14/2025Raymond James Financial Inc.61,034$2.77M0.0%+55.7%0.136%Search for SEC Filing on Google Icon
8/14/2025MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.12,804$0.58M0.0%-5.4%0.029%Search for SEC Filing on Google Icon
8/14/2025Squarepoint Ops LLC29,014$1.32M0.0%-16.0%0.065%Search for SEC Filing on Google Icon
8/14/2025Sei Investments Co.6,587$0.30M0.0%-50.6%0.015%Search for SEC Filing on Google Icon
8/14/2025Nebula Research & Development LLC6,830$0.31M0.0%-11.1%0.015%Search for SEC Filing on Google Icon
Data available starting January 2016

See Full Table
Vicor logo
Vicor Corporation, together with its subsidiaries, designs, develops, manufactures, and markets modular power components and power systems for converting electrical power in the United States, Europe, the Asia Pacific, and internationally. The company offers a range of brick-format DC-DC converters; complementary components provide AC line rectification, input filtering, power factor correction, and transient protection; and input and output voltage, and output power products, as well as electrical and mechanical accessories. It also design, sells, and service custom power systems solutions. The company serves independent manufacturers of electronic devices, original equipment manufacturers, and their contract manufacturers in the aerospace and aviation, defense electronics, satellites, factory automation, instrumentation, test equipment, transportation, telecommunications and networking infrastructure and vehicles, and transportation markets. Vicor Corporation was incorporated in 1981 and is headquartered in Andover, Massachusetts.
Read More on Vicor

Today's Range

Now: $94.54
Low: $91.03
High: $96.45

50 Day Range

MA: $76.38
Low: $48.46
High: $94.88

52 Week Range

Now: $94.54
Low: $38.92
High: $101.00

Volume

282,737 shs

Average Volume

317,273 shs

Market Capitalization

$4.22 billion

P/E Ratio

51.66

Dividend Yield

N/A

Beta

1.94

Who are the company insiders with the largest holdings of Vicor?

Vicor's top insider shareholders include:
  1. Estia J Eichten (Director)
  2. Claudio Tuozzolo (VP)
  3. Sean Crilly (VP)
  4. Alex Gusinov (VP)
  5. Philip D Davies (VP)
  6. Robert Gendron (VP)
  7. Andrew D'amico (Director)
  8. James F Schmidt (CFO)
  9. Alvaro Doyle (VP)
  10. Kemble D Morrison (VP)
  11. Nancy L Grava (VP)
  12. Quentin A Fendelet (CAO)
  13. Zmira Lavie (Director)
Learn More about top insider investors at Vicor.

Who are the major institutional investors of Vicor?

Vicor's top institutional shareholders include:
  1. JPMorgan Chase & Co. — 9.26%
  2. Vanguard Group Inc. — 5.51%
  3. Dimensional Fund Advisors LP — 1.30%
  4. Arrowstreet Capital Limited Partnership — 0.60%
  5. Pinnacle Associates Ltd. — 0.58%
  6. Colrain Capital LLC — 0.57%
Learn More about top institutional investors of Vicor stock.

Which major investors are selling Vicor stock?

Within the previous quarter, VICR stock was sold by these institutional investors:
  1. JPMorgan Chase & Co.
  2. Millennium Management LLC
  3. Bank of America Corp DE
  4. Vanguard Group Inc.
  5. Prescott Group Capital Management L.L.C.
  6. UBS AM A Distinct Business Unit of UBS Asset Management Americas LLC
  7. Ameriprise Financial Inc.
  8. GSA Capital Partners LLP
During the last year, company insiders that have sold Vicor company stock include:
  1. Estia J Eichten (Director)
  2. Claudio Tuozzolo (VP)
  3. Sean Crilly (VP)
  4. Alex Gusinov (VP)
  5. Philip D Davies (VP)
  6. Robert Gendron (VP)
  7. Andrew D'amico (Director)
  8. James F Schmidt (CFO)
  9. Alvaro Doyle (VP)
  10. Kemble D Morrison (VP)
  11. Nancy L Grava (VP)
  12. Quentin A Fendelet (CAO)
  13. Zmira Lavie (Director)
Learn More investors selling Vicor stock.

Which major investors are buying Vicor stock?

In the last quarter, VICR stock was bought by institutional investors including:
  1. Arrowstreet Capital Limited Partnership
  2. CIBC Bancorp USA Inc.
  3. UBS Group AG
  4. Qube Research & Technologies Ltd
  5. Jacobs Levy Equity Management Inc.
  6. Dark Forest Capital Management LP
  7. Dimensional Fund Advisors LP
  8. Colrain Capital LLC