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Vicor Corp

VICR
Exchange
Nasdaq
Industry
Electronic Components, NEC
SEC CIK
0000751978

In the last 90 days, Vicor Corp insiders filed 0 open-market purchases and 12 sales; 515 institutions reported holding it in 13F filings for Q2 2026, worth $8.27B in total; Maverick Capital is the only superinvestor holding it.

13F holders, Q2 2021

Institutional positions in Vicor Corp as of Jun 30, 2021. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
192
−2 vs. Q1 2021
Shares held
16.9M
+655.2K (+4.0%) vs. Q1 2021
Total value
$1.78B
+$408.1M (+29.7%) vs. Q1 2021
New holders
31
72 more added
Sold out
33
50 more reduced

Compare with Q1 2021: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting VICR on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ2 2021: 192 institutions
Q1 2021: 194 institutionsQ2 2021: 192 institutionsQ3 2021: 217 institutionsQ4 2021: 245 institutionsQ1 2022: 226 institutionsQ2 2022: 196 institutionsQ3 2022: 205 institutionsQ4 2022: 199 institutionsQ1 2023: 200 institutionsQ2 2023: 201 institutionsQ3 2023: 226 institutionsQ4 2023: 201 institutionsQ1 2024: 174 institutionsQ2 2024: 170 institutionsQ3 2024: 179 institutionsQ4 2024: 199 institutionsQ1 2025: 216 institutionsQ2 2025: 207 institutionsQ3 2025: 215 institutionsQ4 2025: 289 institutionsQ1 2026: 371 institutionsQ2 2026: 515 institutions
Value heldQ2 2021: $1.78B
Q1 2021: $1.37BQ2 2021: $1.78BQ3 2021: $2.40BQ4 2021: $2.22BQ1 2022: $1.26BQ2 2022: $1.03BQ3 2022: $1.09BQ4 2022: $966.5MQ1 2023: $913.0MQ2 2023: $1.15BQ3 2023: $1.24BQ4 2023: $897.0MQ1 2024: $735.7MQ2 2024: $620.9MQ3 2024: $812.1MQ4 2024: $947.4MQ1 2025: $934.0MQ2 2025: $865.7MQ3 2025: $963.5MQ4 2025: $2.25BQ1 2026: $3.34BQ2 2026: $8.27B
Institutions holding VICR and their total value by quarter
QuarterHoldersValue
Q2 2026515$8.27B
Q1 2026371$3.34B
Q4 2025289$2.25B
Q3 2025215$963.5M
Q2 2025207$865.7M
Q1 2025216$934.0M
Q4 2024199$947.4M
Q3 2024179$812.1M
Q2 2024170$620.9M
Q1 2024174$735.7M
Q4 2023201$897.0M
Q3 2023226$1.24B
Q2 2023201$1.15B
Q1 2023200$913.0M
Q4 2022199$966.5M
Q3 2022205$1.09B
Q2 2022196$1.03B
Q1 2022226$1.26B
Q4 2021245$2.22B
Q3 2021217$2.40B
Q2 2021192$1.78B
Q1 2021194$1.37B

Institutions, Q2 2021

Shares, value and share of portfolio for each institution holding Vicor Corp; share changes are against Q1 2021.

Institutions holding VICR in Q2 2021
InstitutionSharesValue% of portfolioChange in sharesAction
BlackRock Inc.3,131,065$331.1M0.01%−11,723−0.4%Reduced
Vanguard Group Inc2,228,569$235.6M0.01%+40,596+1.9%Added
Invesco Ltd.1,338,118$141.5M0.03%+180,296+15.6%Added
Capital Research Global Investors1,061,633$112.3M0.03%+377,495+55.2%Added
Hood River Capital Management LLC793,763$83.9M2.50%−75,601−8.7%Reduced
State Street Corp631,196$66.7M0.00%+43,434+7.4%Added
Ashford Capital Management Inc470,316$49.7M4.49%−6,690−1.4%Reduced
Geode Capital Management, LLC376,084$39.8M0.01%+28,533+8.2%Added
Northern Trust Corp357,289$37.8M0.01%+12,006+3.5%Added
Driehaus Capital Management LLC354,851$37.5M0.50%+7,148+2.1%Added
Dimensional Fund Advisors LP339,301$35.9M0.01%−22,289−6.2%Reduced
Whale Rock Capital Management LLC309,815$32.8M0.21%+309,815New
Granite Investment Partners, LLC292,423$30.9M0.95%+483+0.2%Added
First Trust Advisors LP288,608$30.5M0.03%−22,254−7.2%Reduced
Needham Investment Management LLC229,850$24.3M3.55%00.0%Unchanged
Bank of New York Mellon Corp214,257$22.7M0.00%+9,276+4.5%Added
Kornitzer Capital Management Inc164,370$17.4M0.26%00.0%Unchanged
Norges Bank161,470$17.1M0.00%+6,686+4.3%Added
S Squared Technology, LLC160,304$17.0M7.67%+524+0.3%Added
Principal Financial Group Inc150,630$15.9M0.01%+731+0.5%Added
Charles Schwab Investment Management Inc146,532$15.5M0.01%+5,826+4.1%Added
Ararat Capital Management, LP139,674$14.8M6.93%+29,531+26.8%Added
Goldman Sachs Group Inc138,011$14.6M0.00%−74,682−35.1%Reduced
Granahan Investment Management Inc137,417$14.5M0.27%+52,728+62.3%Added
RK Capital Management, LLC136,500$14.4M2.71%+47,900+54.1%Added
Trellus Management Company, LLC129,945$13.7M11.12%00.0%Unchanged
Herald Investment Management Ltd122,000$12.9M2.10%00.0%Unchanged
Morgan Stanley118,993$12.6M0.00%+5,348+4.7%Added
Congress Asset Management Co100,969$10.7M0.09%+15,974+18.8%Added
Oak Ridge Investments LLC100,921$10.7M0.93%+23,986+31.2%Added
Next Century Growth Investors LLC97,286$10.3M0.80%+36,299+59.5%Added
Ameriprise Financial Inc96,613$10.2M0.00%−1,007−1.0%Reduced
Analog Century Management LP80,823$8.55M3.43%−720−0.9%Reduced
AWM Investment Company, Inc.79,000$8.35M0.82%00.0%Unchanged
ARS Investment Partners, LLC78,689$8.32M0.85%+260.0%Added
Kennedy Capital Management, Inc.73,793$7.80M0.17%+12,861+21.1%Added
Nuveen Asset Management, LLC73,596$7.78M0.00%−357−0.5%Reduced
Deutsche Bank AG63,579$6.72M0.00%+46,464+271.5%Added
Parametric Portfolio Associates LLC62,543$6.61M0.00%+10,885+21.1%Added
Alight Capital Management LP60,000$6.34M1.85%−5,000−7.7%Reduced
Rhumbline Advisers57,799$6.11M0.01%−990−1.7%Reduced
Roubaix Capital, LLC56,092$5.93M3.70%+17,872+46.8%Added
Legal & General Group Plc54,664$5.78M0.00%−13,925−20.3%Reduced
Rice Hall James & Associates, LLC49,459$5.23M0.19%−10,670−17.7%Reduced
Swiss National Bank48,632$5.14M0.00%+1,800+3.8%Added
G2 Investment Partners Management LLC47,000$4.97M0.82%−39,034−45.4%Reduced
Harbor Investment Advisory, LLC46,300$4.90M0.66%+500+1.1%Added
New York State Teachers Retirement System45,588$4.82M0.01%00.0%Unchanged
Public Sector Pension Investment Board43,539$4.60M0.03%00.0%Unchanged
Thrivent Financial for Lutherans43,085$4.55M0.01%+25,661+147.3%Added
Janney Montgomery Scott LLC42,539$4.50M0.02%−11,168−20.8%Reduced
Man Group plc38,068$4.03M0.01%00.0%Unchanged
New York State Common Retirement Fund37,847$4.00M0.00%+159+0.4%Added
Ironwood Investment Management LLC35,425$3.75M1.89%−666−1.8%Reduced
First Washington CORP34,143$3.61M1.35%00.0%Unchanged
Advisory Research Inc34,018$3.60M0.24%−6,236−15.5%Reduced
Apis Capital Advisors, LLC34,000$3.60M3.09%+14,000+70.0%Added
Susquehanna International Group, LLP31,867$3.37M0.00%+4,385+16.0%Added
State of Wisconsin Investment Board31,700$3.35M0.01%−2,400−7.0%Reduced
Alliancebernstein L.P.31,122$3.29M0.00%−570−1.8%Reduced
Wells Fargo & Company31,032$3.28M0.00%−11,534−27.1%Reduced
Advisor Group Holdings, Inc.29,948$3.17M0.01%+3,876+14.9%Added
California State Teachers Retirement System29,087$3.08M0.00%+30.0%Added
Investment Management of Virginia LLC26,465$2.80M0.54%00.0%Unchanged
UBS Asset Management Americas Inc24,538$2.59M0.00%+1,501+6.5%Added
ETF Managers Group, LLC24,442$2.56M0.04%+24,442New
SEI Investments Co24,134$2.55M0.01%−5,930−19.7%Reduced
Prudential Financial Inc23,479$2.48M0.00%−13,817−37.0%Reduced
Castleark Management LLC23,080$2.44M0.08%−540−2.3%Reduced
Comerica Bank19,891$2.38M0.01%−1,451−6.8%Reduced
Bank of America Corp21,379$2.26M0.00%−15,992−42.8%Reduced
M&G Investment Management Ltd21,028$2.23M0.01%+21,028New
Credit Suisse AG18,444$1.95M0.00%−111−0.6%Reduced
Great West Life Assurance Co18,084$1.91M0.00%00.0%Unchanged
Ensign Peak Advisors, Inc16,400$1.73M0.00%00.0%Unchanged
State of Tennessee, Treasury Department16,393$1.73M0.01%+6,153+60.1%Added
Commonwealth of Pennsylvania Public School Empls Retrmt Sys16,332$1.73M0.02%−26−0.2%Reduced
Texas Permanent School Fund15,860$1.68M0.02%+14+0.1%Added
Capital Impact Advisors, LLC15,142$1.60M0.52%00.0%Unchanged
CWM Advisors, LLC14,904$1.58M0.21%+1,552+11.6%Added
State of Alaska, Department of Revenue14,720$1.56M0.02%+360+2.5%Added
JPMorgan Chase & Co14,415$1.52M0.00%−47,746−76.8%Reduced
Cubist Systematic Strategies, LLC13,854$1.47M0.02%+59+0.4%Added
Price T Rowe Associates Inc13,776$1.46M0.00%−1,605−10.4%Reduced
American International Group, Inc.13,720$1.45M0.01%+717+5.5%Added
Alpha Paradigm Partners, LLC13,694$1.45M0.55%−5,814−29.8%Reduced
Wealthspire Advisors, LLC12,786$1.35M0.04%−113−0.9%Reduced
Manufacturers Life Insurance Company, The12,290$1.30M0.00%+1,078+9.6%Added
Voya Investment Management LLC12,236$1.29M0.00%−638−5.0%Reduced
Citigroup Inc11,847$1.25M0.00%+9,550+415.8%Added
Amalgamated Bank11,485$1.21M0.01%+8,559+292.5%Added
Natixis Advisors, L.P.11,447$1.21M0.01%+11,447New
AQR Capital Management LLC11,186$1.18M0.00%−2,221−16.6%Reduced
Barclays PLC11,035$1.17M0.00%−17,043−60.7%Reduced
State Board of Administration of Florida Retirement System10,691$1.13M0.00%+443+4.3%Added
Gamco Investors, Inc. Et Al10,000$1.06M0.01%00.0%Unchanged
NJ State Employees Deferred Compensation Plan10,000$1.06M0.14%00.0%Unchanged
Hillsdale Investment Management Inc.9,700$1.03M0.08%−2,000−17.1%Reduced
Louisiana State Employees Retirement System9,600$1.01M0.02%00.0%Unchanged
Oregon Public Employees Retirement Fund8,706$921.0K0.01%00.0%Unchanged