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 | ||||
|---|---|---|---|---|---|---|
| Q3 2015 | $166,000 | -75.6% | 160,800 | -42.6% | 0.03% | -73.1% |
| Q2 2015 | $680,000 | -43.9% | 280,000 | -9.0% | 0.11% | -46.3% |
| Q1 2015 | $1,212,000 | -48.6% | 307,700 | -40.3% | 0.20% | -37.0% |
| Q4 2014 | $2,357,000 | +21.4% | 515,800 | +12.9% | 0.32% | +16.4% |
| Q3 2014 | $1,941,000 | -2.2% | 456,800 | +101.4% | 0.27% | +2.2% |
| Q2 2014 | $1,984,000 | -22.5% | 226,800 | 0.0% | 0.27% | -25.3% |
| Q1 2014 | $2,561,000 | -1.1% | 226,800 | -12.9% | 0.36% | +1.4% |
| Q4 2013 | $2,590,000 | -17.8% | 260,300 | 0.0% | 0.35% | -15.5% |
| Q3 2013 | $3,152,000 | +11.4% | 260,300 | -26.7% | 0.42% | +3.7% |
| Q2 2013 | $2,830,000 | – | 355,100 | – | 0.40% | – |
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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% |