VICOR CORP's ticker is VICR and the CUSIP is 925815102. A total of 193 filers reported holding VICOR CORP in Q1 2021. The put-call ratio across all filers is 0.50 and the average weighting 0.3%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2022 | $48 | -99.9% | 894 | 0.0% | 0.00% | – |
| Q3 2022 | $52,000 | +8.3% | 894 | 0.0% | 0.00% | – |
| Q2 2022 | $48,000 | -87.4% | 894 | -70.2% | 0.00% | – |
| Q4 2021 | $380,000 | -78.6% | 3,000 | -77.3% | 0.00% | -100.0% |
| Q3 2021 | $1,772,000 | +409.2% | 13,214 | +300.4% | 0.00% | – |
| Q2 2021 | $348,000 | +923.5% | 3,300 | +718.9% | 0.00% | – |
| Q1 2021 | $34,000 | -97.4% | 403 | -98.6% | 0.00% | -100.0% |
| Q3 2018 | $1,299,000 | +5.7% | 28,240 | 0.0% | 0.00% | 0.0% |
| Q2 2018 | $1,229,000 | – | 28,240 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Trellus Management Company, LLC | 129,945 | $6,984,544 | 8.85% |
| BEACONLIGHT CAPITAL, LLC | 270,714 | $14,550,878 | 8.17% |
| S Squared Technology, LLC | 157,304 | $8,455,090 | 5.72% |
| Shannon River Fund Management LLC | 398,018 | $21,393,468 | 5.25% |
| NEEDHAM INVESTMENT MANAGEMENT LLC | 342,500 | $18,409,375 | 3.33% |
| ASHFORD CAPITAL MANAGEMENT INC | 277,256 | $14,902,510 | 2.31% |
| First Washington CORP | 72,158 | $3,878 | 1.90% |
| Herald Investment Management Ltd | 140,000 | $7,525 | 1.85% |
| IRONWOOD INVESTMENT MANAGEMENT LLC | 33,789 | $1,816,159 | 1.20% |
| Capital Impact Advisors, LLC | 14,827 | $796,951 | 0.78% |