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 2017 | $0 | – | 18 | 0.0% | 0.00% | – |
| Q4 2016 | $0 | – | 18 | 0.0% | 0.00% | – |
| Q3 2016 | $0 | – | 18 | 0.0% | 0.00% | – |
| Q2 2016 | $0 | – | 18 | 0.0% | 0.00% | – |
| Q1 2016 | $0 | – | 18 | 0.0% | 0.00% | – |
| Q4 2015 | $0 | – | 18 | 0.0% | 0.00% | – |
| Q3 2015 | $0 | -100.0% | 18 | -99.7% | 0.00% | – |
| Q2 2015 | $16,000 | -38.5% | 6,419 | -4.0% | 0.00% | – |
| Q1 2015 | $26,000 | -45.8% | 6,689 | -35.9% | 0.00% | -100.0% |
| Q4 2014 | $48,000 | +41.2% | 10,431 | +30.6% | 0.00% | 0.0% |
| Q3 2014 | $34,000 | +183.3% | 7,988 | +470.2% | 0.00% | – |
| Q2 2014 | $12,000 | +20.0% | 1,401 | +66.4% | 0.00% | – |
| Q1 2014 | $10,000 | -77.3% | 842 | -81.0% | 0.00% | -100.0% |
| Q4 2013 | $44,000 | – | 4,430 | – | 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% |