RUBICON TECHNOLOGY INC's ticker is RBCN and the CUSIP is 78112T107. A total of 2 filers reported holding RUBICON TECHNOLOGY INC in Q2 2012. The put-call ratio across all filers is - and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2014 | $4,000 | -87.1% | 950 | -68.2% | 0.00% | -100.0% |
| Q1 2012 | $31,000 | +6.9% | 2,985 | -3.2% | 0.00% | 0.0% |
| Q4 2011 | $29,000 | -14.7% | 3,085 | 0.0% | 0.00% | -50.0% |
| Q3 2011 | $34,000 | -35.8% | 3,085 | -1.8% | 0.00% | 0.0% |
| Q2 2011 | $53,000 | -73.0% | 3,141 | -55.7% | 0.00% | -71.4% |
| Q1 2011 | $196,000 | +7.7% | 7,088 | -17.8% | 0.01% | 0.0% |
| Q4 2010 | $182,000 | -8.1% | 8,619 | -1.0% | 0.01% | -12.5% |
| Q3 2010 | $198,000 | +61.0% | 8,707 | +110.1% | 0.01% | +33.3% |
| Q2 2010 | $123,000 | +46.4% | 4,144 | 0.0% | 0.01% | +100.0% |
| Q1 2010 | $84,000 | +21.7% | 4,144 | +22.0% | 0.00% | 0.0% |
| Q4 2009 | $69,000 | -6.8% | 3,398 | -31.5% | 0.00% | 0.0% |
| Q3 2009 | $74,000 | +29.8% | 4,963 | +25.4% | 0.00% | 0.0% |
| Q2 2009 | $57,000 | +5600.0% | 3,958 | +1598.7% | 0.00% | – |
| Q1 2009 | $1,000 | – | 233 | – | 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% |