RUBICON TECHNOLOGY INC's ticker is RBCN and the CUSIP is 78112T107. A total of 92 filers reported holding RUBICON TECHNOLOGY INC in Q4 2013. The put-call ratio across all filers is 0.24 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2014 | $771,000 | -27.3% | 88,078 | -6.2% | 0.00% | -33.3% |
| Q1 2014 | $1,060,000 | -1.2% | 93,926 | -12.9% | 0.00% | 0.0% |
| Q4 2013 | $1,073,000 | +84.7% | 107,830 | +124.7% | 0.00% | +50.0% |
| Q3 2013 | $581,000 | +64.1% | 47,978 | +8.6% | 0.00% | +100.0% |
| Q2 2013 | $354,000 | – | 44,193 | – | 0.00% | – |
Download | ||||||
Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Invicta Capital Management, LLC | 1,250,000 | $10,938,000 | 5.70% |
| QUENTEC ASSET MANAGEMENT LLC | 995,927 | $8,714,000 | 2.27% |
| Ecofin Advisors Ltd | 1,077,171 | $9,425,000 | 1.60% |
| Irving Magee Investment Management | 293,080 | $2,564,000 | 1.16% |
| AGF Investments America Inc. | 221,200 | $1,935,000 | 0.75% |
| ZEKE CAPITAL ADVISORS, LLC | 83,000 | $726,000 | 0.58% |
| Pacific Ridge Capital Partners, LLC | 89,770 | $785,000 | 0.54% |
| RIVER GLOBAL INVESTORS LLP | 173,900 | $1,520,000 | 0.40% |
| RobecoSam USA, Inc. | 35,000 | $306,000 | 0.33% |
| Cortina Asset Management, LLC | 951,794 | $8,328,000 | 0.32% |