VICOR CORP's ticker is VICR and the CUSIP is 925815102. A total of 91 filers reported holding VICOR CORP in Q1 2015. The put-call ratio across all filers is 1.06 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2021 | $3,000 | -98.5% | 28 | -99.5% | 0.00% | -100.0% |
| Q4 2018 | $200,000 | +1328.6% | 5,292 | +293.2% | 0.00% | – |
| Q1 2016 | $14,000 | -74.5% | 1,346 | -77.7% | 0.00% | – |
| Q4 2015 | $55,000 | -11.3% | 6,036 | 0.0% | 0.00% | – |
| Q3 2015 | $62,000 | -16.2% | 6,036 | 0.0% | 0.00% | – |
| Q2 2015 | $74,000 | -54.9% | 6,036 | -44.0% | 0.00% | -100.0% |
| Q1 2015 | $164,000 | +12.3% | 10,783 | -10.5% | 0.00% | 0.0% |
| Q4 2014 | $146,000 | +39.0% | 12,049 | +7.9% | 0.00% | 0.0% |
| Q3 2014 | $105,000 | +1.9% | 11,166 | -9.4% | 0.00% | – |
| Q2 2014 | $103,000 | -30.4% | 12,328 | -14.8% | 0.00% | -100.0% |
| Q1 2014 | $148,000 | -14.9% | 14,467 | +11.8% | 0.00% | 0.0% |
| Q4 2013 | $174,000 | +64.2% | 12,942 | 0.0% | 0.00% | 0.0% |
| Q3 2013 | $106,000 | -1.9% | 12,942 | -18.2% | 0.00% | 0.0% |
| Q2 2013 | $108,000 | – | 15,812 | – | 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% |