RUBICON TECHNOLOGY INC's ticker is RBCN and the CUSIP is 78112T107. A total of 84 filers reported holding RUBICON TECHNOLOGY INC in Q4 2014. The put-call ratio across all filers is 0.39 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2016 | $810,000 | -75.4% | 1,109,518 | -61.7% | 0.01% | -72.7% |
| Q4 2015 | $3,299,000 | +11.2% | 2,894,207 | +0.4% | 0.03% | +37.5% |
| Q3 2015 | $2,968,000 | -61.5% | 2,881,960 | -9.1% | 0.02% | -52.0% |
| Q2 2015 | $7,705,000 | -42.5% | 3,170,799 | -6.7% | 0.05% | -31.5% |
| Q1 2015 | $13,396,000 | +13.8% | 3,400,000 | +32.0% | 0.07% | +25.9% |
| Q4 2014 | $11,773,000 | +10.8% | 2,575,985 | +3.0% | 0.06% | +18.4% |
| Q3 2014 | $10,625,000 | +953.0% | 2,500,000 | +2068.7% | 0.05% | +1125.0% |
| Q2 2014 | $1,009,000 | – | 115,279 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| QUENTEC ASSET MANAGEMENT LLC | 940,625 | $3,997,000 | 1.06% |
| AGF Investments America Inc. | 245,200 | $1,042,000 | 0.40% |
| Pacific Ridge Capital Partners, LLC | 182,540 | $776,000 | 0.40% |
| Ecofin Advisors Ltd | 431,090 | $1,832,000 | 0.32% |
| ZEKE CAPITAL ADVISORS, LLC | 83,000 | $353,000 | 0.32% |
| Lapides Asset Management, LLC | 456,800 | $1,941,000 | 0.27% |
| RIVER GLOBAL INVESTORS LLP | 283,900 | $1,207,000 | 0.24% |
| Cortina Asset Management, LLC | 927,670 | $3,943,000 | 0.17% |
| Ariel Investments | 2,206,147 | $9,376,000 | 0.12% |
| BOURGEON CAPITAL MANAGEMENT LLC | 25,000 | $106,000 | 0.06% |