GOSSAMER BIO INC's ticker is and the CUSIP is 38341P902. A total of 4 filers reported holding GOSSAMER BIO INC in Q1 2023. The put-call ratio across all filers is - and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $41 | -71.7% | 339,700 | +180.5% | 0.00% | – |
| Q2 2023 | $145 | -66.9% | 121,100 | -65.2% | 0.00% | – |
| Q1 2023 | $438 | +516.9% | 347,700 | +953.6% | 0.00% | – |
| Q4 2022 | $71 | -99.9% | 33,000 | +340.0% | 0.00% | – |
| Q3 2022 | $89,000 | +39.1% | 7,500 | -2.6% | 0.00% | – |
| Q2 2022 | $64,000 | +52.4% | 7,700 | +57.1% | 0.00% | – |
| Q1 2022 | $42,000 | -14.3% | 4,900 | +11.4% | 0.00% | – |
| Q4 2021 | $49,000 | +880.0% | 4,400 | +528.6% | 0.00% | – |
| Q3 2021 | $5,000 | 0.0% | 700 | 0.0% | 0.00% | – |
| Q2 2021 | $5,000 | -68.8% | 700 | +3788.9% | 0.00% | – |
| Q1 2021 | $16,000 | -15.8% | 18 | -10.0% | 0.00% | – |
| Q4 2020 | $19,000 | -89.4% | 20 | -85.5% | 0.00% | – |
| Q2 2020 | $179,000 | +588.5% | 138 | +430.8% | 0.00% | – |
| Q1 2020 | $26,000 | -91.8% | 26 | -87.3% | 0.00% | -100.0% |
| Q4 2019 | $318,000 | -33.9% | 204 | -28.9% | 0.00% | 0.0% |
| Q3 2019 | $481,000 | – | 287 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| GROUP ONE TRADING, L.P. | 1,047,200 | $1,319,472 | 0.01% |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | 0 | $0 | 0.00% |
| SIMPLEX TRADING, LLC | 347,700 | $438 | 0.00% |
| JANE STREET GROUP, LLC | 69,500 | $87,570 | 0.00% |