RUBICON TECHNOLOGY INC's ticker is and the CUSIP is 78112T907. A total of 2 filers reported holding RUBICON TECHNOLOGY INC in Q4 2013. The put-call ratio across all filers is - and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2014 | $37,000 | -35.1% | 8,200 | -39.3% | 0.00% | – |
| Q3 2014 | $57,000 | -40.0% | 13,500 | +23.9% | 0.00% | – |
| Q2 2014 | $95,000 | -69.6% | 10,900 | -60.6% | 0.00% | – |
| Q1 2014 | $313,000 | +135.3% | 27,700 | +106.7% | 0.00% | – |
| Q4 2013 | $133,000 | -19.4% | 13,400 | -1.5% | 0.00% | – |
| Q3 2013 | $165,000 | -14.5% | 13,600 | -43.6% | 0.00% | – |
| Q2 2013 | $193,000 | – | 24,100 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| GROUP ONE TRADING, L.P. | 9,300 | $93,000 | 0.00% |
| Citadel Advisors | 13,400 | $133,000 | 0.00% |