RUBICON TECHNOLOGY INC's ticker is RBCN and the CUSIP is 78112T107. A total of 1 filers reported holding RUBICON TECHNOLOGY INC in Q2 2017. The put-call ratio across all filers is - and the average weighting 0.3%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2017 | $611,000 | +112.2% | 714,324 | +51.4% | 0.14% | +69.1% |
| Q4 2016 | $288,000 | -4.0% | 471,900 | 0.0% | 0.08% | -14.7% |
| Q3 2016 | $300,000 | -7.1% | 471,900 | 0.0% | 0.10% | -31.7% |
| Q2 2016 | $323,000 | -8.0% | 471,900 | 0.0% | 0.14% | -38.5% |
| Q1 2016 | $351,000 | -34.6% | 471,900 | 0.0% | 0.23% | -38.1% |
| Q4 2015 | $537,000 | -11.5% | 471,900 | +87.3% | 0.36% | -52.7% |
| Q2 2015 | $607,000 | -38.7% | 251,900 | 0.0% | 0.77% | +105.9% |
| Q1 2015 | $991,000 | -14.0% | 251,900 | 0.0% | 0.38% | +32.0% |
| Q4 2014 | $1,152,000 | -4.6% | 251,900 | -11.3% | 0.28% | +19.3% |
| Q3 2014 | $1,207,000 | -20.6% | 283,900 | +63.3% | 0.24% | -39.9% |
| Q2 2014 | $1,520,000 | +43.4% | 173,900 | +85.2% | 0.40% | +59.7% |
| Q1 2014 | $1,060,000 | +27.1% | 93,900 | +11.9% | 0.25% | +20.4% |
| Q4 2013 | $834,000 | +48.4% | 83,900 | +80.8% | 0.21% | +63.5% |
| Q3 2013 | $562,000 | +96.5% | 46,400 | +28.9% | 0.13% | +173.9% |
| Q2 2013 | $286,000 | – | 36,000 | – | 0.05% | – |
Download | ||||||
Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| AEGIS FINANCIAL CORP | 879,200 | $2,136,000 | 1.16% |
| RIVER GLOBAL INVESTORS LLP | 251,900 | $607,000 | 0.77% |
| Ecofin Advisors Ltd | 1,396,334 | $3,393,000 | 0.55% |
| Pacific Ridge Capital Partners, LLC | 325,750 | $792,000 | 0.33% |
| ZEKE CAPITAL ADVISORS, LLC | 83,000 | $202,000 | 0.16% |
| Ariel Investments | 4,979,260 | $12,100,000 | 0.14% |
| Lapides Asset Management, LLC | 280,000 | $680,000 | 0.11% |
| COLUMBIA WANGER ASSET MANAGEMENT LLC | 3,170,799 | $7,705,000 | 0.05% |
| SMITH ASSET MANAGEMENT GROUP LP | 340,000 | $826,000 | 0.03% |
| Ancora Advisors LLC | 91,500 | $222,000 | 0.03% |