VICOR CORP's ticker is VICR and the CUSIP is 925815102. A total of 139 filers reported holding VICOR CORP in Q1 2019. The put-call ratio across all filers is 2.65 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2019 | $1,714,000 | +132.9% | 36,682 | +47.1% | 0.01% | +120.0% |
| Q3 2019 | $736,000 | -4.9% | 24,932 | 0.0% | 0.01% | -16.7% |
| Q2 2019 | $774,000 | -1.5% | 24,932 | -1.6% | 0.01% | 0.0% |
| Q1 2019 | $786,000 | -18.0% | 25,332 | -0.1% | 0.01% | -33.3% |
| Q4 2018 | $958,000 | -18.9% | 25,367 | -1.2% | 0.01% | -10.0% |
| Q3 2018 | $1,181,000 | +19.2% | 25,667 | -26.1% | 0.01% | +11.1% |
| Q2 2018 | $991,000 | 0.0% | 34,712 | 0.0% | 0.01% | 0.0% |
| Q1 2018 | $991,000 | +32.0% | 34,712 | -3.4% | 0.01% | +28.6% |
| Q4 2017 | $751,000 | -18.3% | 35,937 | -7.8% | 0.01% | -30.0% |
| Q3 2017 | $919,000 | +33.8% | 38,962 | +1.6% | 0.01% | +25.0% |
| Q2 2017 | $687,000 | +6.5% | 38,362 | -4.2% | 0.01% | 0.0% |
| Q1 2017 | $645,000 | -4.9% | 40,062 | -10.7% | 0.01% | -11.1% |
| Q4 2016 | $678,000 | +32.4% | 44,862 | +1.6% | 0.01% | +12.5% |
| Q3 2016 | $512,000 | +15.8% | 44,162 | +0.6% | 0.01% | +14.3% |
| Q2 2016 | $442,000 | -8.5% | 43,920 | -4.7% | 0.01% | -12.5% |
| Q1 2016 | $483,000 | +53.3% | 46,088 | +33.6% | 0.01% | +33.3% |
| Q4 2015 | $315,000 | – | 34,500 | +862400.0% | 0.01% | – |
| Q3 2013 | $0 | – | 4 | 0.0% | 0.00% | – |
| Q2 2013 | $0 | – | 4 | – | 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% |