VICOR CORP's ticker is VICR and the CUSIP is 925815102. A total of 88 filers reported holding VICOR CORP in Q4 2015. The put-call ratio across all filers is - and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2021 | $240,000 | +28.3% | 2,825 | -35.3% | 0.01% | +33.3% |
| Q4 2020 | $187,000 | -16.1% | 4,365 | -56.9% | 0.01% | -35.7% |
| Q3 2020 | $223,000 | -30.7% | 10,132 | +20.4% | 0.01% | -36.4% |
| Q2 2020 | $322,000 | +63.5% | 8,417 | -36.8% | 0.02% | +120.0% |
| Q1 2020 | $197,000 | +233.9% | 13,317 | +425.5% | 0.01% | +233.3% |
| Q4 2019 | $59,000 | +883.3% | 2,534 | -61.6% | 0.00% | +200.0% |
| Q3 2019 | $6,000 | -68.4% | 6,600 | +270.4% | 0.00% | -50.0% |
| Q2 2019 | $19,000 | -79.8% | 1,782 | -59.3% | 0.00% | -80.0% |
| Q1 2019 | $94,000 | -70.1% | 4,382 | -78.9% | 0.01% | -65.5% |
| Q4 2018 | $314,000 | -34.2% | 20,721 | -54.7% | 0.03% | -14.7% |
| Q3 2018 | $477,000 | -57.8% | 45,698 | +5.8% | 0.03% | -62.2% |
| Q2 2018 | $1,129,000 | +5842.1% | 43,176 | +2058.8% | 0.09% | +4400.0% |
| Q1 2018 | $19,000 | +850.0% | 2,000 | +1900.0% | 0.00% | – |
| Q4 2017 | $2,000 | -50.0% | 100 | -50.0% | 0.00% | – |
| Q3 2017 | $4,000 | – | 200 | +100.0% | 0.00% | – |
| Q2 2017 | $0 | – | 100 | 0.0% | 0.00% | – |
| Q1 2017 | $0 | -100.0% | 100 | -98.2% | 0.00% | -100.0% |
| Q4 2016 | $24,000 | -22.6% | 5,437 | 0.0% | 0.00% | -50.0% |
| Q3 2016 | $31,000 | +342.9% | 5,437 | +593.5% | 0.00% | – |
| Q2 2016 | $7,000 | -41.7% | 784 | -33.7% | 0.00% | -100.0% |
| Q1 2016 | $12,000 | -25.0% | 1,182 | -35.2% | 0.00% | 0.0% |
| Q4 2015 | $16,000 | – | 1,823 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Trellus Management Company, LLC | 129,945 | $4,031,000 | 7.68% |
| APIS CAPITAL ADVISORS, LLC | 120,000 | $3,722,000 | 4.49% |
| ASHFORD CAPITAL MANAGEMENT INC | 586,758 | $18,201,000 | 2.66% |
| S Squared Technology, LLC | 99,700 | $3,093,000 | 2.39% |
| First Washington CORP | 147,180 | $4,566,000 | 2.32% |
| Manatuck Hill Partners, LLC | 101,898 | $3,161,000 | 1.50% |
| OBERWEIS ASSET MANAGEMENT INC/ | 212,670 | $6,597,000 | 1.32% |
| NEEDHAM INVESTMENT MANAGEMENT LLC | 110,675 | $3,433,000 | 1.17% |
| IRONWOOD INVESTMENT MANAGEMENT LLC | 40,632 | $1,260,000 | 1.02% |
| Capital Impact Advisors, LLC | 49,297 | $1,850,000 | 0.82% |