RUBICON TECHNOLOGY INC's ticker is RBCN and the CUSIP is 78112T107. A total of 35 filers reported holding RUBICON TECHNOLOGY INC in Q1 2017. The put-call ratio across all filers is - and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2017 | $6,000 | +500.0% | 7,650 | +142.9% | 0.00% | – |
| Q4 2016 | $1,000 | -66.7% | 3,150 | -42.2% | 0.00% | – |
| Q3 2016 | $3,000 | 0.0% | 5,450 | +22.5% | 0.00% | – |
| Q2 2016 | $3,000 | -62.5% | 4,450 | -60.8% | 0.00% | – |
| Q1 2016 | $8,000 | -33.3% | 11,350 | 0.0% | 0.00% | – |
| Q4 2015 | $12,000 | -57.1% | 11,350 | -59.0% | 0.00% | -100.0% |
| Q3 2015 | $28,000 | -76.3% | 27,650 | -43.5% | 0.00% | -75.0% |
| Q2 2015 | $118,000 | -50.2% | 48,925 | -18.9% | 0.00% | -50.0% |
| Q1 2015 | $237,000 | -23.1% | 60,325 | -10.7% | 0.01% | -20.0% |
| Q4 2014 | $308,000 | -65.5% | 67,525 | -67.9% | 0.01% | -66.7% |
| Q3 2014 | $894,000 | -35.5% | 210,490 | +32.8% | 0.03% | -36.2% |
| Q2 2014 | $1,386,000 | +278.7% | 158,490 | +388.0% | 0.05% | +261.5% |
| Q1 2014 | $366,000 | +3.1% | 32,475 | -9.1% | 0.01% | 0.0% |
| Q4 2013 | $355,000 | -34.1% | 35,725 | -19.8% | 0.01% | -45.8% |
| Q3 2013 | $539,000 | -72.6% | 44,525 | -81.9% | 0.02% | -74.7% |
| Q2 2013 | $1,965,000 | – | 246,650 | – | 0.10% | – |
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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% |