RUBICON TECHNOLOGY INC's ticker is RBCN and the CUSIP is 78112T206. A total of 19 filers reported holding RUBICON TECHNOLOGY INC in Q1 2019. The put-call ratio across all filers is - and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2021 | $5,000 | -44.4% | 514 | -40.5% | 0.00% | – |
| Q1 2021 | $9,000 | +12.5% | 864 | -1.1% | 0.00% | – |
| Q4 2020 | $8,000 | 0.0% | 874 | -2.2% | 0.00% | – |
| Q3 2020 | $8,000 | +14.3% | 894 | -3.2% | 0.00% | – |
| Q2 2020 | $7,000 | -12.5% | 924 | -14.1% | 0.00% | – |
| Q1 2020 | $8,000 | -11.1% | 1,076 | -4.6% | 0.00% | – |
| Q4 2019 | $9,000 | -18.2% | 1,128 | +0.5% | 0.00% | – |
| Q3 2019 | $11,000 | +22.2% | 1,122 | -0.3% | 0.00% | – |
| Q2 2019 | $9,000 | 0.0% | 1,125 | -2.3% | 0.00% | – |
| Q1 2019 | $9,000 | 0.0% | 1,151 | -2.1% | 0.00% | – |
| Q4 2018 | $9,000 | -18.2% | 1,176 | -1.9% | 0.00% | – |
| Q3 2018 | $11,000 | +37.5% | 1,199 | +13.3% | 0.00% | – |
| Q2 2018 | $8,000 | – | 1,058 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Highlander Capital Management, LLC | 150 | $0 | 0.00% |