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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, Q3 2025

Institutional positions in Vicor Corp as of Sep 30, 2025. 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
215
+9 vs. Q2 2025
Shares held
19.4M
+316.2K (+1.7%) vs. Q2 2025
Total value
$963.5M
+$98.8M (+11.4%) vs. Q2 2025
New holders
39
66 more added
Sold out
30
64 more reduced

1 institution that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2025: 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 holdersQ3 2025: 215 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 heldQ3 2025: $963.5M
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, Q3 2025

Shares, value and share of portfolio for each institution holding Vicor Corp; share changes are against Q2 2025.

Institutions holding VICR in Q3 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Stoneridge Investment Partners LLC6,498$323.0K0.22%+6,498New
Russell Investments Group, Ltd.6,508$323.6K0.00%+6,464+14,690.9%Added
Versor Investments LP6,526$324.5K0.06%−1,007−13.4%Reduced
Teachers Retirement System of the State of Kentucky6,546$326.0K0.00%−729−10.0%Reduced
Amalgamated Bank6,782$337.0K0.00%+224+3.4%Added
Truist Financial Corp6,800$338.1K0.00%−900−11.7%Reduced
New York State Common Retirement Fund6,887$342.4K0.00%00.0%Unchanged
Arizona State Retirement System6,929$344.5K0.00%−376−5.1%Reduced
Engineers Gate Manager LP6,956$345.9K0.00%−699−9.1%Reduced
XTX Topco Ltd7,045$350.3K0.02%−10,532−59.9%Reduced
Dynamic Technology Lab Private Ltd7,080$352.0K0.06%+7,080New
Yousif Capital Management, LLC7,084$352.2K0.00%−1,558−18.0%Reduced
Kestra Private Wealth Services, LLC7,550$375.4K0.00%+7,550New
Gotham Asset Management, LLC7,710$383.3K0.00%+7,710New
Man Group plc8,052$400.3K0.00%+8,052New
Victory Capital Management Inc8,240$409.7K0.00%−339−4.0%Reduced
Pathstone Holdings, LLC8,586$426.9K0.00%+352+4.3%Added
Virtu Financial LLC8,709$433.0K0.02%+8,709New
SG Americas Securities, LLC9,019$448.0K0.00%+9,019New
Trexquant Investment LP9,257$460.3K0.00%−23,347−71.6%Reduced
Aviva PLC9,330$463.9K0.00%+9,330New
Franklin Resources Inc9,671$480.8K0.00%−24,327−71.6%Reduced
BNP Paribas Arbitrage, SA9,724$483.5K0.00%+2,662+37.7%Added
Janus Henderson Group PLC9,740$483.9K0.00%00.0%Unchanged
GatePass Capital, LLC10,000$497.2K0.29%−10,000−50.0%Reduced
NJ State Employees Deferred Compensation Plan10,000$497.2K0.05%00.0%Unchanged
Lazard Asset Management LLC10,050$499.7K0.00%+10,050New
Brown Advisory Inc10,133$503.8K0.00%00.0%Unchanged
State of Wisconsin Investment Board10,261$510.2K0.00%+10,261New
Simon Quick Advisors, LLC10,262$510.2K0.02%00.0%Unchanged
Louisiana State Employees Retirement System10,500$522.1K0.01%−300−2.8%Reduced
Manufacturers Life Insurance Company, The10,754$534.7K0.00%−760−6.6%Reduced
Mirae Asset Global ETFs Holdings Ltd.10,780$536.0K0.00%−2,024−15.8%Reduced
SEI Investments Co11,015$547.7K0.00%+4,428+67.2%Added
Headlands Technologies LLC11,248$559.3K0.04%+11,248New
Y-Intercept (Hong Kong) Ltd11,261$559.9K0.01%+11,261New
Citigroup Inc11,509$572.2K0.00%−24,144−67.7%Reduced
EntryPoint Capital, LLC11,625$578.0K0.22%+11,625New
Illinois Municipal Retirement Fund12,323$612.7K0.01%+394+3.3%Added
State of Tennessee, Treasury Department13,227$657.6K0.00%+3,984+43.1%Added
State of Alaska, Department of Revenue13,396$665.0K0.01%−349−2.5%Reduced
MetLife Investment Management13,491$670.8K0.00%00.0%Unchanged
Circle Wealth Management, LLC14,173$704.7K0.01%−1,114−7.3%Reduced
Thrivent Financial for Lutherans16,517$821.0K0.00%−465−2.7%Reduced
Voya Investment Management LLC16,654$828.0K0.00%+830+5.2%Added
D. E. Shaw & Co., Inc.18,128$901.3K0.00%−10,282−36.2%Reduced
Great West Life Assurance Co19,348$936.0K0.00%00.0%Unchanged
Deutsche Bank AG19,416$965.4K0.00%+1,995+11.5%Added
Toroso Investments, LLC19,524$970.7K0.00%+11,997+159.4%Added
American Century Companies Inc20,792$1.03M0.00%+20,792New
Summit Global Investments21,127$1.05M0.06%+21,127New
California State Teachers Retirement System21,565$1.07M0.00%+1,455+7.2%Added
Winton Group Ltd23,227$1.15M0.04%+1,068+4.8%Added
Prudential Financial Inc23,304$1.16M0.00%−750−3.1%Reduced
LPL Financial LLC23,393$1.16M0.00%+6,696+40.1%Added
Bouvel Investment Partners, LLC24,098$1.20M0.37%+796+3.4%Added
Alliancebernstein L.P.24,937$1.24M0.00%+2,100+9.2%Added
Price T Rowe Associates Inc26,782$1.33M0.00%+1,056+4.1%Added
Susquehanna International Group, LLP27,952$1.39M0.00%−20,632−42.5%Reduced
Manatuck Hill Partners, LLC29,100$1.45M0.49%−70,900−70.9%Reduced
Royal Bank of Canada29,265$1.45M0.00%−4,414−13.1%Reduced
Intech Investment Management LLC29,786$1.48M0.01%+7,985+36.6%Added
Algert Global LLC29,820$1.48M0.02%+15,690+111.0%Added
Ironwood Investment Management LLC31,218$1.55M0.68%−217−0.7%Reduced
UBS Asset Management Americas Inc31,219$1.55M0.00%−32,841−51.3%Reduced
Gsa Capital Partners LLP33,328$1.66M0.14%−25,157−43.0%Reduced
Rice Hall James & Associates, LLC33,617$1.67M0.09%−242−0.7%Reduced
Barclays PLC34,479$1.71M0.00%−11,892−25.6%Reduced
New York State Teachers Retirement System35,255$1.75M0.00%00.0%Unchanged
Assenagon Asset Management S.A.40,348$2.01M0.00%00.0%Unchanged
Raymond James Financial Inc40,728$2.02M0.00%−20,306−33.3%Reduced
Harbor Investment Advisory, LLC41,361$2.06M0.17%00.0%Unchanged
Millennium Management LLC42,792$2.13M0.00%−177,086−80.5%Reduced
Swiss National Bank45,432$2.26M0.00%−2,500−5.2%Reduced
Chapin Davis, Inc.45,700$2.27M0.56%+800+1.8%Added
Wells Fargo & Company45,802$2.28M0.00%+832+1.9%Added
Marshall Wace, LLP56,535$2.81M0.00%+56,535New
Bank of America Corp59,057$2.94M0.00%−31,056−34.5%Reduced
Legal & General Group Plc59,975$2.98M0.00%−5,684−8.7%Reduced
Acadian Asset Management LLC60,183$2.98M0.01%+36,518+154.3%Added
Prescott Group Capital Management, L.L.C.61,096$3.04M0.32%−40,000−39.6%Reduced
Invesco Ltd.65,828$3.27M0.00%+3,848+6.2%Added
Rhumbline Advisers67,022$3.33M0.00%−2,732−3.9%Reduced
Jane Street Group, LLC68,242$3.39M0.00%−9,988−12.8%Reduced
Dark Forest Capital Management LP80,185$3.99M0.15%+41,641+108.0%Added
AQR Capital Management LLC80,871$4.02M0.00%+2,682+3.4%Added
Jacobs Levy Equity Management, Inc85,725$4.26M0.02%+55,971+188.1%Added
Public Sector Pension Investment Board89,312$4.44M0.02%+10,532+13.4%Added
Bruce & Co., Inc.90,000$4.47M1.39%00.0%Unchanged
First Trust Advisors LP90,321$4.49M0.00%+6,042+7.2%Added
Qube Research & Technologies Ltd98,366$4.89M0.01%+62,233+172.2%Added
Ameriprise Financial Inc102,232$5.08M0.00%−31,938−23.8%Reduced
UBS Group AG104,076$5.17M0.00%+90,079+643.6%Added
Principal Financial Group Inc110,760$5.51M0.00%−14,705−11.7%Reduced
Bank of New York Mellon Corp136,648$6.79M0.00%−4,681−3.3%Reduced
Goldman Sachs Group Inc166,207$8.26M0.00%+104,415+169.0%Added
Citadel Advisors LLC184,996$9.20M0.01%+18,410+11.1%Added
FMR LLC185,237$9.21M0.00%+36,518+24.6%Added
Charles Schwab Investment Management Inc215,525$10.7M0.00%+1,465+0.7%Added
Ashford Capital Management Inc225,192$11.2M1.25%−6,270−2.7%Reduced