RESEARCH FRONTIERS INC's ticker is and the CUSIP is 760911957. A total of 3 filers reported holding RESEARCH FRONTIERS INC in Q3 2021. The put-call ratio across all filers is - and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2022 | $5,000 | +25.0% | 2,500 | 0.0% | 0.00% | – |
| Q2 2022 | $4,000 | -78.9% | 2,500 | -70.6% | 0.00% | – |
| Q3 2021 | $19,000 | -5.0% | 8,500 | 0.0% | 0.00% | – |
| Q2 2021 | $20,000 | – | 8,500 | +9139.1% | 0.00% | – |
| Q1 2021 | $0 | -100.0% | 92 | +360.0% | 0.00% | – |
| Q4 2020 | $5,000 | -79.2% | 20 | -77.8% | 0.00% | – |
| Q3 2020 | $24,000 | +9.1% | 90 | +63.6% | 0.00% | – |
| Q2 2020 | $22,000 | -26.7% | 55 | -58.3% | 0.00% | – |
| Q1 2020 | $30,000 | +66.7% | 132 | +109.5% | 0.00% | – |
| Q4 2019 | $18,000 | – | 63 | +6200.0% | 0.00% | – |
| Q3 2019 | $0 | -100.0% | 1 | -97.5% | 0.00% | – |
| Q2 2019 | $13,000 | +116.7% | 40 | +37.9% | 0.00% | – |
| Q1 2019 | $6,000 | -40.0% | 29 | +45.0% | 0.00% | -100.0% |
| Q1 2016 | $10,000 | – | 20 | +11.1% | 0.00% | – |
| Q4 2015 | $0 | -100.0% | 18 | -91.0% | 0.00% | – |
| Q3 2015 | $6,000 | – | 200 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | 0 | $0 | 0.00% |
| GROUP ONE TRADING, L.P. | 17,000 | $44,000 | 0.00% |
| SIMPLEX TRADING, LLC | 8,500 | $19,000 | 0.00% |