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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, Q4 2021

Institutional positions in Vicor Corp as of Dec 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
245
+29 vs. Q3 2021
Shares held
17.5M
−385.3K (−2.2%) vs. Q3 2021
Total value
$2.22B
−$177.8M (−7.4%) vs. Q3 2021
New holders
58
87 more added
Sold out
29
76 more reduced

1 institution that held it in Q3 2021 haven't filed for Q4 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 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 holdersQ4 2021: 245 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 heldQ4 2021: $2.22B
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, Q4 2021

Shares, value and share of portfolio for each institution holding Vicor Corp; share changes are against Q3 2021.

Institutions holding VICR in Q4 2021
InstitutionSharesValue% of portfolioChange in sharesAction
BlackRock Inc.2,257,308$286.6M0.01%−827,802−26.8%Reduced
Vanguard Group Inc2,099,616$266.6M0.01%−234,931−10.1%Reduced
Invesco Ltd.1,299,607$165.0M0.04%−18,947−1.4%Reduced
Capital Research Global Investors1,061,633$134.8M0.03%00.0%Unchanged
Hood River Capital Management LLC755,518$95.9M2.87%−11,694−1.5%Reduced
Driehaus Capital Management LLC738,149$93.7M0.96%+195,449+36.0%Added
State Street Corp637,188$80.9M0.00%−2,798−0.4%Reduced
Northern Trust Corp410,149$52.1M0.01%+66,094+19.2%Added
Geode Capital Management, LLC383,272$48.7M0.01%+13,402+3.6%Added
Dimensional Fund Advisors LP338,184$42.9M0.01%+4,643+1.4%Added
Summit Partners Public Asset Management, LLC313,134$39.8M1.91%+313,134New
First Trust Advisors LP306,567$38.9M0.04%+34,455+12.7%Added
Thrivent Financial for Lutherans305,255$38.8M0.07%+131,056+75.2%Added
Granite Investment Partners, LLC295,265$37.5M1.09%+11,870+4.2%Added
Ashford Capital Management Inc281,373$35.7M3.56%−136,443−32.7%Reduced
Capital International Investors274,763$34.9M0.01%+274,763New
Bank of New York Mellon Corp223,709$28.4M0.01%−5,896−2.6%Reduced
Needham Investment Management LLC219,500$27.9M3.50%−4,350−1.9%Reduced
Norges Bank165,975$21.1M0.00%−2,408−1.4%Reduced
Citadel Advisors LLC165,884$21.1M0.02%+165,884New
Kornitzer Capital Management Inc164,370$20.9M0.31%00.0%Unchanged
Charles Schwab Investment Management Inc151,038$19.2M0.01%+2,956+2.0%Added
Morgan Stanley147,479$18.7M0.00%+30,156+25.7%Added
Ararat Capital Management, LP143,413$18.2M5.75%+47,300+49.2%Added
Granahan Investment Management Inc129,973$16.5M0.34%+7,304+6.0%Added
Trellus Management Company, LLC129,945$16.5M19.42%00.0%Unchanged
Herald Investment Management Ltd122,000$15.5M2.51%00.0%Unchanged
S Squared Technology, LLC121,304$15.4M6.89%−29,000−19.3%Reduced
Polar Asset Management Partners Inc.114,300$14.5M0.18%+114,300New
Congress Asset Management Co105,379$13.4M0.10%+7,541+7.7%Added
Cinctive Capital Management LP103,683$13.2M0.62%+103,683New
Castleark Management LLC97,125$12.3M0.45%+7,470+8.3%Added
Analog Century Management LP96,274$12.2M3.33%+20,651+27.3%Added
Principal Financial Group Inc94,023$11.9M0.01%−55,895−37.3%Reduced
AWM Investment Company, Inc.79,000$10.0M1.01%00.0%Unchanged
Goldman Sachs Group Inc78,288$9.94M0.00%+29,890+61.8%Added
Next Century Growth Investors LLC74,074$9.40M0.85%−12,253−14.2%Reduced
RK Capital Management, LLC72,165$9.16M1.66%−17,125−19.2%Reduced
Oak Ridge Investments LLC72,083$9.15M0.77%−26,167−26.6%Reduced
Lisanti Capital Growth, LLC60,285$7.66M1.11%+18,425+44.0%Added
ARS Investment Partners, LLC59,411$7.54M0.69%−1,531−2.5%Reduced
Parametric Portfolio Associates LLC59,378$7.54M0.00%−18,997−24.2%Reduced
Nuveen Asset Management, LLC63,754$7.46M0.00%−6,380−9.1%Reduced
HRT Financial LP57,765$7.33M0.04%+54,371+1,602.0%Added
Rice Hall James & Associates, LLC57,478$7.30M0.26%+8,488+17.3%Added
Rhumbline Advisers57,144$7.26M0.01%+7,395+14.9%Added
Alight Capital Management LP55,000$6.98M2.27%+3,402+6.6%Added
Kennedy Capital Management, Inc.51,612$6.55M0.14%−3,323−6.0%Reduced
Swiss National Bank49,032$6.23M0.00%−100−0.2%Reduced
Great Lakes Advisors, LLC48,767$6.19M0.09%−513−1.0%Reduced
Advisory Research Inc48,359$6.14M0.48%−5,377−10.0%Reduced
Janney Montgomery Scott LLC47,416$6.02M0.02%+5,993+14.5%Added
American International Group, Inc.47,253$6.00M0.03%+33,989+256.3%Added
Harbor Investment Advisory, LLC46,300$5.88M0.74%00.0%Unchanged
Man Group plc45,055$5.72M0.02%+7,101+18.7%Added
Alliancebernstein L.P.44,941$5.71M0.00%+15,261+51.4%Added
New York State Teachers Retirement System42,544$5.40M0.01%−3,044−6.7%Reduced
Susquehanna International Group, LLP40,347$5.12M0.01%+40,347New
SEI Investments Co40,381$5.12M0.01%+1,969+5.1%Added
Wells Fargo & Company40,297$5.12M0.00%+12,841+46.8%Added
Westwood Management Corp40,300$5.12M0.39%+40,300New
Apis Capital Advisors, LLC40,000$5.08M5.63%+2,000+5.3%Added
Congress Wealth Management LLC37,170$4.72M0.09%+37,170New
State of Wisconsin Investment Board36,300$4.61M0.01%+4,600+14.5%Added
Ironwood Investment Management LLC35,582$4.52M2.23%+312+0.9%Added
BNP Paribas Arbitrage, SA35,213$4.47M0.01%+14,365+68.9%Added
LGT Group Foundation34,994$4.44M0.11%+34,994New
New York State Common Retirement Fund34,961$4.44M0.00%+42+0.1%Added
Manufacturers Life Insurance Company, The34,824$4.42M0.00%+23,636+211.3%Added
Ameriprise Financial Inc34,584$4.39M0.00%−59,454−63.2%Reduced
Roubaix Capital, LLC34,364$4.36M2.66%−1,417−4.0%Reduced
Healthcare of Ontario Pension Plan Trust Fund33,313$4.23M0.01%+4,229+14.5%Added
JPMorgan Chase & Co33,027$4.19M0.00%+20,216+157.8%Added
Millennium Management LLC32,992$4.19M0.00%+28,006+561.7%Added
Credit Suisse AG31,525$4.00M0.00%+13,923+79.1%Added
Legal & General Group Plc30,746$3.90M0.00%−28,437−48.0%Reduced
Squarepoint Ops LLC30,632$3.89M0.02%+30,632New
California State Teachers Retirement System30,358$3.85M0.00%+788+2.7%Added
Weiss Multi-Strategy Advisers LLC30,053$3.82M0.09%+30,053New
Barclays PLC29,633$3.76M0.00%+12,687+74.9%Added
First Washington CORP28,406$3.61M1.40%+2,310+8.9%Added
Retirement Systems of Alabama28,084$3.57M0.01%+28,084New
Qube Research & Technologies Ltd27,669$3.51M0.03%+27,669New
Investment Management of Virginia LLC27,540$3.50M0.56%+1,075+4.1%Added
Shay Capital LLC27,500$3.49M1.31%+27,500New
Voloridge Investment Management, LLC26,992$3.43M0.02%+21,831+423.0%Added
Cubist Systematic Strategies, LLC25,900$3.29M0.03%+24,381+1,605.1%Added
Tudor Investment Corp Et Al25,251$3.21M0.06%+25,251New
Balyasny Asset Management LLC25,020$3.18M0.01%+8,251+49.2%Added
UBS Asset Management Americas Inc24,821$3.15M0.00%−69−0.3%Reduced
Calamos Advisors LLC24,101$3.06M0.01%+24,101New
Duality Advisers, LP22,736$2.89M0.31%+22,736New
Citigroup Inc21,494$2.73M0.00%+4,478+26.3%Added
Advisor Group Holdings, Inc.19,499$2.48M0.00%−6,969−26.3%Reduced
Mutual of America Capital Management LLC19,176$2.44M0.02%+16,331+574.0%Added
Bank of America Corp18,880$2.40M0.00%−5,603−22.9%Reduced
Aviva PLC18,175$2.31M0.01%+4,786+35.7%Added
State of New Jersey Common Pension Fund D17,687$2.25M0.01%−4,288−19.5%Reduced
MetLife Investment Management17,634$2.24M0.02%+10,393+143.5%Added
Russell Investments Group, Ltd.16,570$2.10M0.00%+16,570New