RUBICON TECHNOLOGY INC's ticker is RBCN and the CUSIP is 78112T206. A total of 17 filers reported holding RUBICON TECHNOLOGY INC in Q1 2020. The put-call ratio across all filers is - and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2019 | $3,000 | – | 375 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Bandera Partners LLC | 258,256 | $1,993,000 | 1.68% |
| RIVER GLOBAL INVESTORS LLP | 60,436 | $454,000 | 0.04% |
| Ariel Investments | 66,568 | $514,000 | 0.01% |
| Bedel Financial Consulting, Inc. | 81 | $1,000 | 0.00% |
| Renaissance Technologies | 120,604 | $931,000 | 0.00% |
| NORTHERN TRUST CORP | 1,076 | $8,000 | 0.00% |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | 0 | $0 | 0.00% |
| GROUP ONE TRADING, L.P. | 1 | $0 | 0.00% |
| GEODE CAPITAL MANAGEMENT, LLC | 11,566 | $86,000 | 0.00% |
| MORGAN STANLEY | 1,976 | $15,000 | 0.00% |