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 | ||||
|---|---|---|---|---|---|---|
| Q3 2015 | $448,000 | -16.3% | 43,900 | 0.0% | 0.00% | 0.0% |
| Q2 2015 | $535,000 | -21.6% | 43,900 | -2.2% | 0.00% | -33.3% |
| Q1 2015 | $682,000 | +25.6% | 44,900 | 0.0% | 0.01% | +20.0% |
| Q4 2014 | $543,000 | +28.7% | 44,900 | 0.0% | 0.01% | +25.0% |
| Q3 2014 | $422,000 | +12.2% | 44,900 | 0.0% | 0.00% | +33.3% |
| Q2 2014 | $376,000 | -17.9% | 44,900 | 0.0% | 0.00% | -50.0% |
| Q1 2014 | $458,000 | -24.0% | 44,900 | 0.0% | 0.01% | -33.3% |
| Q4 2013 | $603,000 | +64.3% | 44,900 | 0.0% | 0.01% | +50.0% |
| Q3 2013 | $367,000 | +19.2% | 44,900 | 0.0% | 0.01% | 0.0% |
| Q2 2013 | $308,000 | – | 44,900 | – | 0.01% | – |
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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% |