Institutional Ownership
Vicor Corp
CUSIP 925815102COMVICRQ1 2026
13D / 13G Filings
23
Schedule 13D/13G on record
Beneficial Filers
7
Distinct reporting persons
Largest Stake
52.9%
Max % of class reported
Institutional Holders
359
13F filers (latest quarter)
Beneficial Owners — Schedule 13D / 13G
23 filings · latest Jan 23, 2026
| # | Filed | Reporting Person | Form | % of Class | Shares | Filing |
|---|---|---|---|---|---|---|
| 1 | Jan 23, 2026 | Jpmorgan Chase &Amp; Co. | 13G/A | 12.1% | 4.02M | SEC |
| 2 | Apr 22, 2025 | Jpmorgan Chase &Amp; Co. | 13G/A | 13.2% | 4.45M | SEC |
| 3 | Feb 11, 2025 | Patrizio Vinciarelli | 13G/A | 47.3% | 21.05M | SEC |
| 4 | Dec 4, 2024 | Jpmorgan Chase & Co | 13G/A | 11.0% | 3.70M | SEC |
| 5 | Oct 15, 2024 | Jpmorgan Chase & Co | 13G | 9.8% | 3.27M | SEC |
| 6 | Feb 13, 2024 | Vanguard Group Inc | 13G/A | 7.6% | 2.48M | SEC |
| 7 | Feb 9, 2024 | Capital International Investors | 13G/A | 1.2% | 378.1K | SEC |
| 8 | Feb 2, 2024 | Vinciarelli Patrizio | 13G/A | 47.6% | 21.05M | SEC |
| 9 | Jan 24, 2024 | Blackrock Inc. | 13G/A | 10.7% | 3.49M | SEC |
| 10 | Nov 7, 2023 | Blackrock Inc. | 13G/A | 10.3% | 3.37M | SEC |
13 more beneficial-ownership filings on Premium
See the full Schedule 13D/13G history for Vicor Corp.
Unlock full historyTop Institutional Holders (13F)
Largest reported positions · latest quarter
| # | Fund | Shares | Value |
|---|---|---|---|
| 1 | Blackrock, Inc. | 2.88M | $464.38M |
| 2 | Jpmorgan Chase & Co | 2.11M | $299.62M |
| 3 | State Street Corp | 811.6K | $130.67M |
| 4 | Manufacturers Life Insurance Company, The | 603.4K | $97.14M |
| 5 | Geode Capital Management, LLC | 602.7K | $97.05M |
| 6 | Arrowstreet Capital, Limited Partnership | 536.3K | $86.34M |
| 7 | Needham Investment Management LLC | 522.0K | $84.04M |
| 8 | Dimensional Fund Advisors LP | 493.7K | $79.44M |
| 9 | Goldman Sachs Group Inc | 389.8K | $62.75M |
| 10 | Jane Street Group, LLC | 327.7K | $52.76M |