RUBICON TECHNOLOGY INC's ticker is RBCN and the CUSIP is 78112T107. A total of 54 filers reported holding RUBICON TECHNOLOGY INC in Q4 2015. The put-call ratio across all filers is - and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2017 | $746,000 | +49.2% | 896,000 | +7.6% | 0.00% | 0.0% |
| Q4 2016 | $500,000 | +12.4% | 832,900 | +17.8% | 0.00% | 0.0% |
| Q3 2016 | $445,000 | -5.1% | 706,900 | +2.4% | 0.00% | 0.0% |
| Q2 2016 | $469,000 | +27.1% | 690,100 | +36.5% | 0.00% | 0.0% |
| Q1 2016 | $369,000 | -18.5% | 505,500 | +27.1% | 0.00% | 0.0% |
| Q4 2015 | $453,000 | +53.6% | 397,691 | +38.9% | 0.00% | 0.0% |
| Q3 2015 | $295,000 | -52.3% | 286,400 | +12.6% | 0.00% | 0.0% |
| Q2 2015 | $618,000 | +23.4% | 254,400 | +100.0% | 0.00% | 0.0% |
| Q1 2015 | $501,000 | -6.4% | 127,200 | +8.6% | 0.00% | 0.0% |
| Q4 2014 | $535,000 | -38.2% | 117,085 | -42.5% | 0.00% | -50.0% |
| Q3 2014 | $865,000 | – | 203,500 | – | 0.00% | – |
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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% |