VICOR CORP's ticker is VICR and the CUSIP is 925815102. A total of 228 filers reported holding VICOR CORP in Q1 2022. The put-call ratio across all filers is 1.29 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2021 | $0 | – | 3 | 0.0% | 0.00% | – |
| Q3 2021 | $0 | – | 3 | 0.0% | 0.00% | – |
| Q2 2021 | $0 | – | 3 | -76.9% | 0.00% | – |
| Q1 2019 | $0 | -100.0% | 13 | -56.7% | 0.00% | – |
| Q4 2018 | $1,000 | 0.0% | 30 | 0.0% | 0.00% | – |
| Q3 2018 | $1,000 | 0.0% | 30 | -30.2% | 0.00% | – |
| Q2 2018 | $1,000 | 0.0% | 43 | -18.9% | 0.00% | – |
| Q1 2018 | $1,000 | 0.0% | 53 | -24.3% | 0.00% | – |
| Q4 2017 | $1,000 | 0.0% | 70 | 0.0% | 0.00% | -100.0% |
| Q3 2017 | $1,000 | -50.0% | 70 | -44.0% | 0.00% | 0.0% |
| Q2 2017 | $2,000 | 0.0% | 125 | 0.0% | 0.00% | 0.0% |
| Q1 2017 | $2,000 | 0.0% | 125 | -10.1% | 0.00% | 0.0% |
| Q4 2016 | $2,000 | +100.0% | 139 | -11.5% | 0.00% | 0.0% |
| Q3 2016 | $1,000 | 0.0% | 157 | -2.5% | 0.00% | 0.0% |
| Q2 2016 | $1,000 | 0.0% | 161 | 0.0% | 0.00% | 0.0% |
| Q1 2016 | $1,000 | 0.0% | 161 | 0.0% | 0.00% | 0.0% |
| Q4 2015 | $1,000 | – | 161 | – | 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% |