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 2021 | $5,000 | +25.0% | 37 | -2.6% | 0.00% | 0.0% |
| Q2 2021 | $4,000 | +33.3% | 38 | +18.8% | 0.00% | 0.0% |
| Q1 2021 | $3,000 | 0.0% | 32 | 0.0% | 0.00% | 0.0% |
| Q4 2020 | $3,000 | +50.0% | 32 | 0.0% | 0.00% | 0.0% |
| Q3 2020 | $2,000 | 0.0% | 32 | 0.0% | 0.00% | 0.0% |
| Q2 2020 | $2,000 | +100.0% | 32 | 0.0% | 0.00% | – |
| Q1 2020 | $1,000 | 0.0% | 32 | +52.4% | 0.00% | – |
| Q4 2019 | $1,000 | 0.0% | 21 | 0.0% | 0.00% | – |
| Q3 2019 | $1,000 | 0.0% | 21 | -16.0% | 0.00% | – |
| Q4 2018 | $1,000 | 0.0% | 25 | 0.0% | 0.00% | – |
| Q3 2018 | $1,000 | 0.0% | 25 | 0.0% | 0.00% | – |
| Q2 2018 | $1,000 | 0.0% | 25 | 0.0% | 0.00% | – |
| Q1 2018 | $1,000 | 0.0% | 25 | 0.0% | 0.00% | – |
| Q4 2017 | $1,000 | 0.0% | 25 | 0.0% | 0.00% | – |
| Q3 2017 | $1,000 | – | 25 | 0.0% | 0.00% | – |
| Q2 2017 | $0 | – | 25 | 0.0% | 0.00% | – |
| Q1 2017 | $0 | – | 25 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Trellus Management Company, LLC | 129,945 | $6,099,618 | 7.18% |
| BEACONLIGHT CAPITAL, LLC | 207,753 | $9,751,926 | 5.15% |
| S Squared Technology, LLC | 157,304 | $7,383,850 | 4.38% |
| NEEDHAM INVESTMENT MANAGEMENT LLC | 408,500 | $19,174,990 | 3.31% |
| First Washington CORP | 106,999 | $5,022,533 | 2.48% |
| ASHFORD CAPITAL MANAGEMENT INC | 298,564 | $14,014,594 | 2.10% |
| Herald Investment Management Ltd | 140,000 | $6,567,400 | 1.46% |
| Brown Capital Management | 1,936,242 | $90,887,199 | 1.36% |
| Numerai GP LLC | 78,904 | $3,703,754 | 1.24% |
| DARK FOREST CAPITAL MANAGEMENT LP | 91,189 | $4,280,412 | 1.02% |