RUBICON TECHNOLOGY INC's ticker is RBCN and the CUSIP is 78112T107. A total of 129 filers reported holding RUBICON TECHNOLOGY INC in Q1 2014. The put-call ratio across all filers is 0.05 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2015 | $140,000 | -7.9% | 35,572 | +7.2% | 0.00% | – |
| Q4 2014 | $152,000 | +7.0% | 33,197 | -0.5% | 0.00% | – |
| Q3 2014 | $142,000 | -51.0% | 33,372 | +0.5% | 0.00% | -100.0% |
| Q2 2014 | $290,000 | -2.4% | 33,197 | +26.1% | 0.00% | 0.0% |
| Q1 2014 | $297,000 | +17.9% | 26,334 | +3.9% | 0.00% | 0.0% |
| Q4 2013 | $252,000 | -22.5% | 25,344 | -5.6% | 0.00% | 0.0% |
| Q3 2013 | $325,000 | +50.5% | 26,844 | -0.5% | 0.00% | 0.0% |
| Q2 2013 | $216,000 | – | 26,966 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| AEGIS FINANCIAL CORP | 564,548 | $339,000 | 0.33% |
| RIVER GLOBAL INVESTORS LLP | 471,900 | $288,000 | 0.08% |
| BOURGEON CAPITAL MANAGEMENT LLC | 125,000 | $75,000 | 0.05% |
| ICM ASSET MANAGEMENT INC/WA | 28,340 | $17,000 | 0.02% |
| Ariel Investments | 3,251,726 | $1,951,000 | 0.02% |
| Ancora Advisors LLC | 160,700 | $96,000 | 0.01% |
| WOLVERINE ASSET MANAGEMENT LLC | 364,256 | $218,000 | 0.00% |
| ROYCE & ASSOCIATES LP | 771,090 | $477,000 | 0.00% |
| Renaissance Technologies | 832,900 | $500,000 | 0.00% |
| Intellectus Partners, LLC | 4,000 | $2,000 | 0.00% |