RUBICON TECHNOLOGY INC's ticker is RBCN and the CUSIP is 78112T107. A total of 129 filers reported holding RUBICON TECHNOLOGY INC in Q1 2014. The put-call ratio across all filers is 0.05 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2016 | $6,000 | -50.0% | 10,272 | 0.0% | 0.00% | – |
| Q4 2015 | $12,000 | +9.1% | 10,272 | 0.0% | 0.00% | – |
| Q3 2015 | $11,000 | -80.4% | 10,272 | -56.6% | 0.00% | – |
| Q2 2015 | $56,000 | -96.7% | 23,672 | -94.6% | 0.00% | – |
| Q1 2015 | $1,718,000 | -13.2% | 435,553 | +0.5% | 0.00% | – |
| Q4 2014 | $1,980,000 | +23.6% | 433,544 | +15.2% | 0.00% | – |
| Q3 2014 | $1,602,000 | -51.9% | 376,498 | -1.0% | 0.00% | – |
| Q2 2014 | $3,328,000 | -27.0% | 380,275 | -5.8% | 0.00% | -100.0% |
| Q1 2014 | $4,560,000 | -14.7% | 403,783 | -41.0% | 0.00% | – |
| Q4 2013 | $5,343,000 | +42.4% | 684,862 | +121.1% | 0.00% | – |
| Q3 2013 | $3,751,000 | +54.6% | 309,684 | +2.3% | 0.00% | – |
| Q2 2013 | $2,427,000 | – | 302,811 | – | 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% |