RUBICON TECHNOLOGY INC's ticker is RBCN and the CUSIP is 78112T107.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2017 | $2,302,000 | +34.6% | 2,763,209 | 0.0% | 0.00% | – |
| Q4 2016 | $1,710,000 | -0.9% | 2,763,209 | +0.9% | 0.00% | – |
| Q3 2016 | $1,725,000 | -6.9% | 2,738,874 | +0.5% | 0.00% | – |
| Q2 2016 | $1,853,000 | -12.8% | 2,725,406 | -6.3% | 0.00% | – |
| Q1 2016 | $2,124,000 | -40.7% | 2,909,417 | -7.3% | 0.00% | – |
| Q4 2015 | $3,579,000 | +10.7% | 3,139,517 | 0.0% | 0.00% | – |
| Q3 2015 | $3,234,000 | -57.6% | 3,139,517 | 0.0% | 0.00% | -100.0% |
| Q2 2015 | $7,629,000 | -38.3% | 3,139,517 | 0.0% | 0.00% | -50.0% |
| Q1 2015 | $12,370,000 | -13.8% | 3,139,517 | 0.0% | 0.00% | 0.0% |
| Q4 2014 | $14,348,000 | +40.4% | 3,139,517 | +30.6% | 0.00% | +100.0% |
| Q3 2014 | $10,217,000 | -48.5% | 2,404,017 | +6.1% | 0.00% | -66.7% |
| Q2 2014 | $19,834,000 | -14.2% | 2,266,717 | +10.7% | 0.00% | 0.0% |
| Q1 2014 | $23,128,000 | +52.2% | 2,048,517 | +34.1% | 0.00% | +50.0% |
| Q4 2013 | $15,199,000 | -31.4% | 1,527,617 | -16.5% | 0.00% | -33.3% |
| Q3 2013 | $22,143,000 | +58.8% | 1,828,453 | +5.0% | 0.00% | +50.0% |
| Q2 2013 | $13,948,000 | – | 1,741,305 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| QUENTEC ASSET MANAGEMENT LLC | 862,283 | $9,735,000 | 2.96% |
| Invicta Capital Management, LLC | 300,000 | $3,387,000 | 1.87% |
| Irving Magee Investment Management | 293,080 | $3,309,000 | 1.50% |
| Quantitative Systematic Strategies LLC | 109,806 | $1,258,000 | 1.03% |
| AGF Investments America Inc. | 221,200 | $2,497,000 | 0.97% |
| ZEKE CAPITAL ADVISORS, LLC | 83,000 | $937,000 | 0.81% |
| Lisanti Capital Growth, LLC | 154,990 | $1,750,000 | 0.76% |
| Pacific Ridge Capital Partners, LLC | 90,690 | $1,024,000 | 0.70% |
| Cortina Asset Management, LLC | 974,958 | $11,007,000 | 0.40% |
| Lapides Asset Management, LLC | 226,800 | $2,561,000 | 0.36% |