VICOR CORP's ticker is VICR and the CUSIP is 925815102. A total of 193 filers reported holding VICOR CORP in Q1 2021. The put-call ratio across all filers is 0.50 and the average weighting 0.3%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $1,473,133 | +410.1% | 25,015 | +367.7% | 0.19% | +365.0% |
| Q2 2023 | $288,792 | -60.1% | 5,348 | -6.1% | 0.04% | -27.3% |
| Q4 2021 | $724,000 | +69.2% | 5,698 | +13.1% | 0.06% | +77.4% |
| Q1 2021 | $428,000 | -7.6% | 5,037 | +0.3% | 0.03% | 0.0% |
| Q4 2020 | $463,000 | -55.4% | 5,020 | -78.9% | 0.03% | -20.5% |
| Q2 2018 | $1,038,000 | +130.7% | 23,837 | +51.1% | 0.04% | +160.0% |
| Q1 2018 | $450,000 | +69.2% | 15,777 | -39.6% | 0.02% | +150.0% |
| Q3 2015 | $266,000 | -1.1% | 26,100 | +18.1% | 0.01% | -14.3% |
| Q2 2015 | $269,000 | +77.0% | 22,100 | +121.0% | 0.01% | +75.0% |
| Q1 2015 | $152,000 | – | 10,000 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| S Squared Technology, LLC | 157,304 | $11,098,000 | 5.54% |
| Trellus Management Company, LLC | 129,945 | $9,168,000 | 5.34% |
| Ararat Capital Management LP | 180,447 | $12,731,000 | 4.07% |
| NEEDHAM INVESTMENT MANAGEMENT LLC | 290,750 | $20,512,000 | 2.97% |
| ASHFORD CAPITAL MANAGEMENT INC | 300,094 | $21,172,000 | 2.28% |
| APIS CAPITAL ADVISORS, LLC | 24,000 | $1,693,000 | 2.05% |
| First Washington CORP | 58,292 | $4,113,000 | 1.66% |
| Herald Investment Management Ltd | 122,000 | $8,607,000 | 1.57% |
| IRONWOOD INVESTMENT MANAGEMENT LLC | 36,346 | $2,564,000 | 1.39% |
| Alight Capital Management LP | 40,000 | $2,822,000 | 1.24% |