VICOR CORP's ticker is VICR and the CUSIP is 925815102. A total of 246 filers reported holding VICOR CORP in Q4 2021. The put-call ratio across all filers is 0.88 and the average weighting 0.3%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $904 | +50.2% | 15,350 | +37.8% | 0.00% | – |
| Q2 2023 | $602 | +17.1% | 11,143 | +1.9% | 0.00% | – |
| Q1 2023 | $514 | -11.4% | 10,939 | +1.4% | 0.00% | – |
| Q4 2022 | $580 | -99.9% | 10,787 | +10.0% | 0.00% | – |
| Q3 2022 | $581,000 | +27.1% | 9,809 | +17.4% | 0.00% | – |
| Q2 2022 | $457,000 | -20.4% | 8,352 | +2.6% | 0.00% | – |
| Q1 2022 | $574,000 | -41.4% | 8,140 | +5.6% | 0.00% | – |
| Q4 2021 | $979,000 | -13.8% | 7,706 | -9.0% | 0.00% | – |
| Q3 2021 | $1,136,000 | -22.0% | 8,466 | -38.5% | 0.00% | – |
| Q2 2021 | $1,457,000 | +11.4% | 13,776 | -10.4% | 0.00% | – |
| Q1 2021 | $1,308,000 | -7.1% | 15,381 | +0.8% | 0.00% | – |
| Q4 2020 | $1,408,000 | +21.9% | 15,264 | +2.7% | 0.00% | – |
| Q3 2020 | $1,155,000 | +4.4% | 14,863 | -3.3% | 0.00% | – |
| Q2 2020 | $1,106,000 | +61.0% | 15,372 | -0.3% | 0.00% | – |
| Q1 2020 | $687,000 | -3.8% | 15,416 | +0.9% | 0.00% | – |
| Q4 2019 | $714,000 | +21.2% | 15,275 | -23.5% | 0.00% | – |
| Q3 2019 | $589,000 | -4.2% | 19,967 | +0.7% | 0.00% | – |
| Q2 2019 | $615,000 | 0.0% | 19,821 | 0.0% | 0.00% | – |
| Q1 2019 | $615,000 | -31.7% | 19,821 | -16.8% | 0.00% | – |
| Q4 2018 | $901,000 | +76.7% | 23,831 | +114.9% | 0.00% | – |
| Q3 2018 | $510,000 | +7.4% | 11,090 | +1.8% | 0.00% | – |
| Q2 2018 | $475,000 | +52.7% | 10,896 | +0.2% | 0.00% | – |
| Q1 2018 | $311,000 | +37.0% | 10,878 | +0.3% | 0.00% | – |
| Q4 2017 | $227,000 | -11.3% | 10,845 | 0.0% | 0.00% | – |
| Q3 2017 | $256,000 | +32.0% | 10,845 | 0.0% | 0.00% | – |
| Q2 2017 | $194,000 | +10.9% | 10,845 | 0.0% | 0.00% | – |
| Q1 2017 | $175,000 | +6.7% | 10,845 | 0.0% | 0.00% | – |
| Q4 2016 | $164,000 | +30.2% | 10,845 | 0.0% | 0.00% | – |
| Q3 2016 | $126,000 | -30.0% | 10,845 | -39.4% | 0.00% | – |
| Q2 2016 | $180,000 | -4.3% | 17,900 | 0.0% | 0.00% | – |
| Q1 2016 | $188,000 | +15.3% | 17,900 | 0.0% | 0.00% | – |
| Q4 2015 | $163,000 | -10.9% | 17,900 | 0.0% | 0.00% | – |
| Q3 2015 | $183,000 | -16.1% | 17,900 | 0.0% | 0.00% | – |
| Q2 2015 | $218,000 | -19.9% | 17,900 | 0.0% | 0.00% | – |
| Q1 2015 | $272,000 | +37.4% | 17,900 | +9.1% | 0.00% | – |
| Q4 2014 | $198,000 | +28.6% | 16,400 | 0.0% | 0.00% | – |
| Q3 2014 | $154,000 | +12.4% | 16,400 | 0.0% | 0.00% | – |
| Q2 2014 | $137,000 | -13.8% | 16,400 | +5.1% | 0.00% | – |
| Q1 2014 | $159,000 | -62.0% | 15,600 | -50.0% | 0.00% | – |
| Q4 2013 | $418,000 | +226.6% | 31,200 | +100.0% | 0.00% | – |
| Q3 2013 | $128,000 | -34.0% | 15,600 | -44.7% | 0.00% | – |
| Q2 2013 | $194,000 | – | 28,200 | – | 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% |