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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 9 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, Q1 2021

Institutional positions in Vicor Corp as of Mar 31, 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
194
No complete 13F data for Q4 2020
Shares held
16.2M
No complete 13F data for Q4 2020
Total value
$1.37B
No complete 13F data for Q4 2020

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 holdersQ1 2021: 194 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 heldQ1 2021: $1.37B
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, Q1 2021

Shares, value and share of portfolio for each institution holding Vicor Corp.

Livermore's 13F data starts with Q1 2021, so Q1 2021 has no change from the previous quarter.

Institutions holding VICR in Q1 2021
InstitutionSharesValue% of portfolioChange in sharesAction
CWM Advisors, LLC13,352$1.14M0.17%––
AQR Capital Management LLC13,407$1.14M0.00%––
Duality Advisers, LP13,706$1.17M0.10%––
Cubist Systematic Strategies, LLC13,795$1.17M0.02%––
State of Alaska, Department of Revenue14,360$1.22M0.01%––
Aviva PLC14,391$1.22M0.01%––
Capital Impact Advisors, LLC15,142$1.29M0.45%––
Price T Rowe Associates Inc15,381$1.31M0.00%––
Millrace Asset Group, Inc.15,529$1.32M0.71%––
Texas Permanent School Fund15,846$1.35M0.02%––
Commonwealth of Pennsylvania Public School Empls Retrmt Sys16,358$1.39M0.02%––
Ensign Peak Advisors, Inc16,400$1.39M0.00%––
Deutsche Bank AG17,115$1.46M0.00%––
Thrivent Financial for Lutherans17,424$1.48M0.00%––
ExodusPoint Capital Management, LP17,680$1.50M0.03%––
Great West Life Assurance Co18,084$1.54M0.00%––
Credit Suisse AG18,555$1.58M0.00%––
Alpha Paradigm Partners, LLC19,508$1.66M0.65%––
Balyasny Asset Management LLC19,786$1.68M0.01%––
Apis Capital Advisors, LLC20,000$1.70M1.55%––
HRT Financial LP21,203$1.80M0.02%––
AlphaCrest Capital Management LLC21,888$1.86M0.10%––
Comerica Bank21,342$1.93M0.01%––
UBS Asset Management Americas Inc23,037$1.96M0.00%––
Castleark Management LLC23,620$2.01M0.07%––
Advisor Group Holdings, Inc.26,072$2.22M0.01%––
Investment Management of Virginia LLC26,465$2.25M0.45%––
CIBC Private Wealth Group, LLC27,186$2.31M0.01%––
Susquehanna International Group, LLP27,482$2.34M0.00%––
Barclays PLC28,078$2.39M0.00%––
California State Teachers Retirement System29,084$2.47M0.00%––
SEI Investments Co30,064$2.58M0.01%––
Alliancebernstein L.P.31,692$2.69M0.00%––
State of Wisconsin Investment Board34,100$2.90M0.01%––
First Washington CORP34,143$2.90M1.15%––
California Public Employees Retirement System36,016$3.06M0.00%––
Ironwood Investment Management LLC36,091$3.07M1.62%––
Prudential Financial Inc37,296$3.17M0.00%––
Bank of America Corp37,371$3.18M0.00%––
New York State Common Retirement Fund37,688$3.21M0.00%––
Man Group plc38,068$3.24M0.01%––
Roubaix Capital, LLC38,220$3.25M2.20%––
Advisory Research Inc40,254$3.42M0.24%––
Wells Fargo & Company42,566$3.62M0.00%––
Public Sector Pension Investment Board43,539$3.70M0.02%––
New York State Teachers Retirement System45,588$3.88M0.01%––
Harbor Investment Advisory, LLC45,800$3.89M0.59%––
Citadel Advisors LLC46,300$3.94M0.00%––
Swiss National Bank46,832$3.98M0.00%––
Parametric Portfolio Associates LLC51,658$4.39M0.00%––
Janney Montgomery Scott LLC53,707$4.57M0.02%––
Rhumbline Advisers58,789$5.00M0.01%––
Rice Hall James & Associates, LLC60,129$5.11M0.17%––
Kennedy Capital Management, Inc.60,932$5.18M0.10%––
Next Century Growth Investors LLC60,987$5.18M0.40%––
JPMorgan Chase & Co62,161$5.29M0.00%––
Millennium Management LLC64,766$5.51M0.01%––
Alight Capital Management LP65,000$5.53M1.76%––
Legal & General Group Plc68,589$5.83M0.00%––
Nuveen Asset Management, LLC73,953$6.29M0.00%––
Oak Ridge Investments LLC76,935$6.54M0.61%––
ARS Investment Partners, LLC78,663$6.69M0.78%––
AWM Investment Company, Inc.79,000$6.72M0.75%––
Analog Century Management LP81,543$6.93M2.82%––
Granahan Investment Management Inc84,689$7.20M0.15%––
Congress Asset Management Co84,995$7.23M0.07%––
G2 Investment Partners Management LLC86,034$7.32M1.17%––
RK Capital Management, LLC88,600$7.53M1.50%––
Ameriprise Financial Inc97,620$8.30M0.00%––
Ararat Capital Management, LP110,143$9.37M5.16%––
Morgan Stanley113,645$9.66M0.00%––
Herald Investment Management Ltd122,000$10.4M1.80%––
Trellus Management Company, LLC129,945$11.0M12.72%––
Charles Schwab Investment Management Inc140,706$12.0M0.00%––
Principal Financial Group Inc149,899$12.7M0.01%––
Norges Bank154,784$13.2M0.00%––
S Squared Technology, LLC159,780$13.6M6.42%––
Kornitzer Capital Management Inc164,370$14.0M0.22%––
Bank of New York Mellon Corp204,981$17.4M0.00%––
Goldman Sachs Group Inc212,693$18.1M0.01%––
Needham Investment Management LLC229,850$19.5M2.67%––
Granite Investment Partners, LLC291,940$24.8M0.83%––
First Trust Advisors LP310,862$26.4M0.03%––
Northern Trust Corp345,283$29.4M0.01%––
Geode Capital Management, LLC347,551$29.6M0.00%––
Driehaus Capital Management LLC347,703$29.6M0.44%––
Dimensional Fund Advisors LP361,590$30.8M0.01%––
Ashford Capital Management Inc477,006$40.6M3.79%––
State Street Corp587,762$50.0M0.00%––
Capital Research Global Investors684,138$58.2M0.01%––
Hood River Capital Management LLC869,364$73.9M2.38%––
Invesco Ltd.1,157,822$98.4M0.03%––
Vanguard Group Inc2,187,973$186.0M0.01%––
BlackRock Inc.3,142,788$267.2M0.01%––