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 | $232 | -99.9% | 3,933 | +12.8% | 0.00% | -100.0% |
| Q1 2022 | $246,000 | -24.1% | 3,487 | +36.3% | 0.00% | 0.0% |
| Q4 2021 | $324,000 | -15.4% | 2,559 | -10.4% | 0.00% | 0.0% |
| Q3 2021 | $383,000 | +27.7% | 2,855 | +0.5% | 0.00% | 0.0% |
| Q2 2021 | $300,000 | +27.7% | 2,840 | +2.6% | 0.00% | 0.0% |
| Q1 2021 | $235,000 | -8.6% | 2,769 | -0.9% | 0.00% | 0.0% |
| Q4 2020 | $257,000 | -4.1% | 2,794 | -19.1% | 0.00% | 0.0% |
| Q3 2020 | $268,000 | -66.8% | 3,452 | -80.1% | 0.00% | -66.7% |
| Q4 2019 | $808,000 | +42.0% | 17,309 | -10.2% | 0.00% | +50.0% |
| Q3 2019 | $569,000 | -27.3% | 19,284 | -23.6% | 0.00% | -33.3% |
| Q2 2019 | $783,000 | +4.4% | 25,239 | +4.3% | 0.00% | 0.0% |
| Q1 2019 | $750,000 | -6.4% | 24,189 | +14.1% | 0.00% | -25.0% |
| Q4 2018 | $801,000 | -10.1% | 21,209 | +9.4% | 0.00% | 0.0% |
| Q3 2018 | $891,000 | – | 19,379 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Trellus Management Company, LLC | 129,945 | $4,035,000 | 5.46% |
| APIS CAPITAL ADVISORS, LLC | 100,000 | $3,105,000 | 4.65% |
| S Squared Technology, LLC | 132,000 | $4,099,000 | 3.06% |
| ASHFORD CAPITAL MANAGEMENT INC | 582,583 | $18,089,000 | 2.42% |
| First Washington CORP | 147,180 | $4,570,000 | 2.25% |
| NEEDHAM INVESTMENT MANAGEMENT LLC | 158,500 | $4,922,000 | 1.62% |
| Manatuck Hill Partners, LLC | 106,898 | $3,319,000 | 1.55% |
| IRONWOOD INVESTMENT MANAGEMENT LLC | 40,614 | $1,261,000 | 0.98% |
| OBERWEIS ASSET MANAGEMENT INC/ | 126,950 | $3,942,000 | 0.72% |
| Capital Impact Advisors, LLC | 55,265 | $1,620,000 | 0.59% |