RUBICON TECHNOLOGY INC's ticker is RBCN and the CUSIP is 78112T107.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2015 | $64,801,000 | -13.8% | 16,447 | 0.0% | 0.00% | – |
| Q4 2014 | $75,163,000 | -10.5% | 16,447 | -16.7% | 0.00% | – |
| Q3 2014 | $83,950,000 | -51.2% | 19,753 | +0.5% | 0.00% | -100.0% |
| Q2 2014 | $171,990,000 | +8.2% | 19,656 | +39.6% | 0.00% | 0.0% |
| Q1 2014 | $158,986,000 | +13.0% | 14,082 | -0.5% | 0.00% | 0.0% |
| Q4 2013 | $140,753,000 | -30.7% | 14,146 | -15.6% | 0.00% | 0.0% |
| Q3 2013 | $203,085,000 | +92.3% | 16,770 | +27.2% | 0.00% | 0.0% |
| Q2 2013 | $105,628,000 | – | 13,187 | – | 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% |