RUBICON TECHNOLOGY INC's ticker is RBCN and the CUSIP is 78112T206. A total of 19 filers reported holding RUBICON TECHNOLOGY INC in Q4 2018. The put-call ratio across all filers is - and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2020 | $454,000 | -44.2% | 60,436 | -37.5% | 0.04% | -6.7% |
| Q4 2019 | $813,000 | -11.1% | 96,690 | 0.0% | 0.04% | -29.7% |
| Q3 2019 | $915,000 | +13.0% | 96,690 | 0.0% | 0.06% | +12.3% |
| Q2 2019 | $810,000 | +4.0% | 96,690 | 0.0% | 0.06% | +5.6% |
| Q1 2019 | $779,000 | +1.3% | 96,690 | 0.0% | 0.05% | -19.4% |
| Q4 2018 | $769,000 | -11.8% | 96,690 | 0.0% | 0.07% | -15.2% |
| Q3 2018 | $872,000 | +15.0% | 96,690 | 0.0% | 0.08% | +1.3% |
| Q2 2018 | $758,000 | +11.0% | 96,690 | 0.0% | 0.08% | -2.5% |
| Q1 2018 | $683,000 | -11.6% | 96,690 | 0.0% | 0.08% | -8.0% |
| Q4 2017 | $773,000 | -1.8% | 96,690 | +1.3% | 0.09% | -25.6% |
| Q3 2017 | $787,000 | +2.9% | 95,450 | +16.8% | 0.12% | -17.6% |
| Q2 2017 | $765,000 | – | 81,690 | – | 0.14% | – |
Download | ||||||
Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Bandera Partners LLC | 128,323 | $275,000 | 0.12% |
| Ellsworth Advisors, LLC | 25,127 | $54,000 | 0.02% |
| CSS LLC/IL | 46,654 | $100,000 | 0.01% |
| WELLS FARGO & COMPANY/MN | 11 | $0 | 0.00% |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | 0 | $0 | 0.00% |
| GROUP ONE TRADING, L.P. | 1 | $0 | 0.00% |
| GEODE CAPITAL MANAGEMENT, LLC | 10,419 | $22,000 | 0.00% |
| MILLENNIUM MANAGEMENT LLC | 10,529 | $23,000 | 0.00% |
| AMERIPRISE FINANCIAL INC | 35,339 | $76,000 | 0.00% |
| CREDIT SUISSE AG/ | 26 | $0 | 0.00% |