RUBICON TECHNOLOGY INC's ticker is RBCN and the CUSIP is 78112T107. A total of 77 filers reported holding RUBICON TECHNOLOGY INC in Q1 2015. The put-call ratio across all filers is 18.55 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2017 | $52,000 | +23.8% | 62,342 | -10.7% | 0.00% | – |
| Q4 2016 | $42,000 | +31.2% | 69,788 | +37.5% | 0.00% | – |
| Q3 2016 | $32,000 | -13.5% | 50,759 | -7.0% | 0.00% | – |
| Q2 2016 | $37,000 | -2.6% | 54,598 | +6.2% | 0.00% | – |
| Q1 2016 | $38,000 | -35.6% | 51,433 | -1.2% | 0.00% | – |
| Q4 2015 | $59,000 | -48.2% | 52,038 | -52.8% | 0.00% | – |
| Q3 2015 | $114,000 | -66.7% | 110,362 | -21.5% | 0.00% | – |
| Q2 2015 | $342,000 | +34.6% | 140,604 | +118.5% | 0.00% | – |
| Q1 2015 | $254,000 | -29.4% | 64,361 | -18.2% | 0.00% | – |
| Q4 2014 | $360,000 | +144.9% | 78,719 | +128.0% | 0.00% | – |
| Q3 2014 | $147,000 | -47.9% | 34,526 | +7.1% | 0.00% | – |
| Q2 2014 | $282,000 | -70.0% | 32,238 | -61.3% | 0.00% | – |
| Q1 2014 | $940,000 | +75.4% | 83,247 | +54.6% | 0.00% | – |
| Q4 2013 | $536,000 | +41.8% | 53,831 | +13.5% | 0.00% | – |
| Q2 2013 | $378,000 | +256.6% | 47,447 | +365.9% | 0.00% | – |
| Q1 2012 | $106,000 | – | 10,185 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| QUENTEC ASSET MANAGEMENT LLC | 940,625 | $3,997,000 | 1.06% |
| AGF Investments America Inc. | 245,200 | $1,042,000 | 0.40% |
| Pacific Ridge Capital Partners, LLC | 182,540 | $776,000 | 0.40% |
| Ecofin Advisors Ltd | 431,090 | $1,832,000 | 0.32% |
| ZEKE CAPITAL ADVISORS, LLC | 83,000 | $353,000 | 0.32% |
| Lapides Asset Management, LLC | 456,800 | $1,941,000 | 0.27% |
| RIVER GLOBAL INVESTORS LLP | 283,900 | $1,207,000 | 0.24% |
| Cortina Asset Management, LLC | 927,670 | $3,943,000 | 0.17% |
| Ariel Investments | 2,206,147 | $9,376,000 | 0.12% |
| BOURGEON CAPITAL MANAGEMENT LLC | 25,000 | $106,000 | 0.06% |