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 10 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 2021
Institutional positions in Vicor Corp as of Sep 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
- 217
- +25 vs. Q2 2021
- Shares held
- 17.9M
- +977.2K (+5.8%) vs. Q2 2021
- Total value
- $2.40B
- +$613.0M (+34.4%) vs. Q2 2021
- New holders
- 36
- 56 more added
- Sold out
- 11
- 83 more reduced
Compare with Q2 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.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 515 | $8.27B |
| Q1 2026 | 371 | $3.34B |
| Q4 2025 | 289 | $2.25B |
| Q3 2025 | 215 | $963.5M |
| Q2 2025 | 207 | $865.7M |
| Q1 2025 | 216 | $934.0M |
| Q4 2024 | 199 | $947.4M |
| Q3 2024 | 179 | $812.1M |
| Q2 2024 | 170 | $620.9M |
| Q1 2024 | 174 | $735.7M |
| Q4 2023 | 201 | $897.0M |
| Q3 2023 | 226 | $1.24B |
| Q2 2023 | 201 | $1.15B |
| Q1 2023 | 200 | $913.0M |
| Q4 2022 | 199 | $966.5M |
| Q3 2022 | 205 | $1.09B |
| Q2 2022 | 196 | $1.03B |
| Q1 2022 | 226 | $1.26B |
| Q4 2021 | 245 | $2.22B |
| Q3 2021 | 217 | $2.40B |
| Q2 2021 | 192 | $1.78B |
| Q1 2021 | 194 | $1.37B |
Institutions, Q3 2021
Shares, value and share of portfolio for each institution holding Vicor Corp; share changes are against Q2 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock Inc. | 3,085,110 | $413.9M | 0.01% | −45,955−1.5% | Reduced |
| Vanguard Group Inc | 2,334,547 | $313.2M | 0.01% | +105,978+4.8% | Added |
| Invesco Ltd. | 1,318,554 | $176.9M | 0.04% | −19,564−1.5% | Reduced |
| Capital Research Global Investors | 1,061,633 | $142.4M | 0.03% | 00.0% | Unchanged |
| Whale Rock Capital Management LLC | 1,043,932 | $140.1M | 0.92% | +734,117+237.0% | Added |
| Hood River Capital Management LLC | 767,212 | $102.9M | 3.18% | −26,551−3.3% | Reduced |
| State Street Corp | 639,986 | $85.9M | 0.00% | +8,790+1.4% | Added |
| Driehaus Capital Management LLC | 542,700 | $72.8M | 0.86% | +187,849+52.9% | Added |
| Ashford Capital Management Inc | 417,816 | $56.1M | 5.09% | −52,500−11.2% | Reduced |
| Geode Capital Management, LLC | 369,870 | $49.6M | 0.01% | −6,214−1.7% | Reduced |
| Northern Trust Corp | 344,055 | $46.2M | 0.01% | −13,234−3.7% | Reduced |
| Dimensional Fund Advisors LP | 333,541 | $44.7M | 0.01% | −5,760−1.7% | Reduced |
| Granite Investment Partners, LLC | 283,395 | $38.0M | 1.18% | −9,028−3.1% | Reduced |
| First Trust Advisors LP | 272,112 | $36.5M | 0.04% | −16,496−5.7% | Reduced |
| Bank of New York Mellon Corp | 229,605 | $30.8M | 0.01% | +15,348+7.2% | Added |
| Needham Investment Management LLC | 223,850 | $30.0M | 4.01% | −6,000−2.6% | Reduced |
| Thrivent Financial for Lutherans | 174,199 | $23.4M | 0.05% | +131,114+304.3% | Added |
| Norges Bank | 168,383 | $22.6M | 0.00% | +6,913+4.3% | Added |
| Kornitzer Capital Management Inc | 164,370 | $22.1M | 0.34% | 00.0% | Unchanged |
| S Squared Technology, LLC | 150,304 | $20.2M | 9.14% | −10,000−6.2% | Reduced |
| Principal Financial Group Inc | 149,918 | $20.1M | 0.01% | −712−0.5% | Reduced |
| Charles Schwab Investment Management Inc | 148,082 | $19.9M | 0.01% | +1,550+1.1% | Added |
| Trellus Management Company, LLC | 129,945 | $17.4M | 15.60% | 00.0% | Unchanged |
| Granahan Investment Management Inc | 122,669 | $16.5M | 0.31% | −14,748−10.7% | Reduced |
| Herald Investment Management Ltd | 122,000 | $16.4M | 2.69% | 00.0% | Unchanged |
| Morgan Stanley | 117,323 | $15.7M | 0.00% | −1,670−1.4% | Reduced |
| Oak Ridge Investments LLC | 98,250 | $13.2M | 1.16% | −2,671−2.6% | Reduced |
| Congress Asset Management Co | 97,838 | $13.1M | 0.10% | −3,131−3.1% | Reduced |
| Ararat Capital Management, LP | 96,113 | $12.9M | 4.55% | −43,561−31.2% | Reduced |
| Ameriprise Financial Inc | 94,038 | $12.6M | 0.00% | −2,575−2.7% | Reduced |
| Castleark Management LLC | 89,655 | $12.0M | 0.46% | +66,575+288.5% | Added |
| CastleArk Alternatives, LLC | 89,655 | $12.0M | 0.46% | +89,655 | New |
| RK Capital Management, LLC | 89,290 | $12.0M | 2.27% | −47,210−34.6% | Reduced |
| Next Century Growth Investors LLC | 86,327 | $11.6M | 1.00% | −10,959−11.3% | Reduced |
| AWM Investment Company, Inc. | 79,000 | $10.6M | 1.04% | 00.0% | Unchanged |
| Parametric Portfolio Associates LLC | 78,375 | $10.5M | 0.01% | +15,832+25.3% | Added |
| Analog Century Management LP | 75,623 | $10.1M | 3.51% | −5,200−6.4% | Reduced |
| Nuveen Asset Management, LLC | 70,134 | $9.15M | 0.00% | −3,462−4.7% | Reduced |
| ARS Investment Partners, LLC | 60,942 | $8.18M | 0.82% | −17,747−22.6% | Reduced |
| Legal & General Group Plc | 59,183 | $7.94M | 0.00% | +4,519+8.3% | Added |
| Kennedy Capital Management, Inc. | 54,935 | $7.37M | 0.17% | −18,858−25.6% | Reduced |
| Advisory Research Inc | 53,736 | $7.21M | 0.46% | +19,718+58.0% | Added |
| Alight Capital Management LP | 51,598 | $6.92M | 2.54% | −8,402−14.0% | Reduced |
| Rhumbline Advisers | 49,749 | $6.67M | 0.01% | −8,050−13.9% | Reduced |
| Great Lakes Advisors, LLC | 49,280 | $6.61M | 0.10% | +49,280 | New |
| Swiss National Bank | 49,132 | $6.59M | 0.00% | +500+1.0% | Added |
| Rice Hall James & Associates, LLC | 48,990 | $6.57M | 0.24% | −469−0.9% | Reduced |
| Goldman Sachs Group Inc | 48,398 | $6.49M | 0.00% | −89,613−64.9% | Reduced |
| Harbor Investment Advisory, LLC | 46,300 | $6.21M | 0.84% | 00.0% | Unchanged |
| New York State Teachers Retirement System | 45,588 | $6.12M | 0.01% | 00.0% | Unchanged |
| Public Sector Pension Investment Board | 43,109 | $5.78M | 0.03% | −430−1.0% | Reduced |
| Lisanti Capital Growth, LLC | 41,860 | $5.62M | 0.83% | +41,860 | New |
| Janney Montgomery Scott LLC | 41,423 | $5.56M | 0.02% | −1,116−2.6% | Reduced |
| Comerica Bank | 39,224 | $5.16M | 0.03% | +19,333+97.2% | Added |
| SEI Investments Co | 38,412 | $5.14M | 0.01% | +14,278+59.2% | Added |
| Apis Capital Advisors, LLC | 38,000 | $5.10M | 4.85% | +4,000+11.8% | Added |
| Man Group plc | 37,954 | $5.09M | 0.02% | −114−0.3% | Reduced |
| Roubaix Capital, LLC | 35,781 | $4.80M | 3.15% | −20,311−36.2% | Reduced |
| Ironwood Investment Management LLC | 35,270 | $4.73M | 2.45% | −155−0.4% | Reduced |
| New York State Common Retirement Fund | 34,919 | $4.68M | 0.00% | −2,928−7.7% | Reduced |
| State of Wisconsin Investment Board | 31,700 | $4.25M | 0.01% | 00.0% | Unchanged |
| Alliancebernstein L.P. | 29,680 | $3.98M | 0.00% | −1,442−4.6% | Reduced |
| California State Teachers Retirement System | 29,570 | $3.97M | 0.01% | +483+1.7% | Added |
| Healthcare of Ontario Pension Plan Trust Fund | 29,084 | $3.90M | 0.01% | +25,422+694.2% | Added |
| Wells Fargo & Company | 27,456 | $3.68M | 0.00% | −3,576−11.5% | Reduced |
| Investment Management of Virginia LLC | 26,465 | $3.55M | 0.68% | 00.0% | Unchanged |
| Advisor Group Holdings, Inc. | 26,468 | $3.55M | 0.01% | −3,480−11.6% | Reduced |
| First Washington CORP | 26,096 | $3.50M | 1.28% | −8,047−23.6% | Reduced |
| UBS Asset Management Americas Inc | 24,890 | $3.34M | 0.00% | +352+1.4% | Added |
| Bank of America Corp | 24,483 | $3.29M | 0.00% | +3,104+14.5% | Added |
| Prudential Financial Inc | 23,112 | $3.10M | 0.00% | −367−1.6% | Reduced |
| State of New Jersey Common Pension Fund D | 21,975 | $2.95M | 0.01% | +21,975 | New |
| BNP Paribas Arbitrage, SA | 20,848 | $2.80M | 0.01% | +13,356+178.3% | Added |
| Cookson Peirce & Co Inc | 19,833 | $2.66M | 0.16% | +19,833 | New |
| Great West Life Assurance Co | 18,437 | $2.49M | 0.01% | +353+2.0% | Added |
| M&G Investment Management Ltd | 18,565 | $2.49M | 0.01% | −2,463−11.7% | Reduced |
| Credit Suisse AG | 17,602 | $2.36M | 0.00% | −842−4.6% | Reduced |
| Citigroup Inc | 17,016 | $2.28M | 0.00% | +5,169+43.6% | Added |
| Barclays PLC | 16,946 | $2.27M | 0.00% | +5,911+53.6% | Added |
| EAM Investors, LLC | 16,946 | $2.27M | 0.38% | +16,946 | New |
| Balyasny Asset Management LLC | 16,769 | $2.25M | 0.01% | +16,769 | New |
| Deutsche Bank AG | 16,747 | $2.25M | 0.00% | −46,832−73.7% | Reduced |
| Ensign Peak Advisors, Inc | 16,400 | $2.20M | 0.00% | 00.0% | Unchanged |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 16,175 | $2.17M | 0.03% | −157−1.0% | Reduced |
| Texas Permanent School Fund | 15,781 | $2.12M | 0.03% | −79−0.5% | Reduced |
| State of Alaska, Department of Revenue | 15,573 | $2.09M | 0.02% | +853+5.8% | Added |
| Capital Impact Advisors, LLC | 15,142 | $2.03M | 0.80% | 00.0% | Unchanged |
| State of Tennessee, Treasury Department | 13,766 | $1.85M | 0.01% | −2,627−16.0% | Reduced |
| Aviva PLC | 13,389 | $1.80M | 0.01% | +13,389 | New |
| Natixis Advisors, L.P. | 13,297 | $1.78M | 0.01% | +1,850+16.2% | Added |
| American International Group, Inc. | 13,264 | $1.78M | 0.01% | −456−3.3% | Reduced |
| Lazard Asset Management LLC | 13,214 | $1.77M | 0.00% | +9,914+300.4% | Added |
| American Century Companies Inc | 13,090 | $1.76M | 0.00% | +13,090 | New |
| JPMorgan Chase & Co | 12,811 | $1.72M | 0.00% | −1,604−11.1% | Reduced |
| Wealthspire Advisors, LLC | 12,786 | $1.72M | 0.04% | 00.0% | Unchanged |
| Voya Investment Management LLC | 12,484 | $1.68M | 0.00% | +248+2.0% | Added |
| Walleye Capital LLC | 11,346 | $1.52M | 0.05% | +11,346 | New |
| AQR Capital Management LLC | 11,296 | $1.51M | 0.00% | +110+1.0% | Added |
| Amalgamated Bank | 11,253 | $1.51M | 0.01% | −232−2.0% | Reduced |
| Manufacturers Life Insurance Company, The | 11,188 | $1.50M | 0.00% | −1,102−9.0% | Reduced |