SPERO THERAPEUTICS INC's ticker is and the CUSIP is 84833T953. A total of 3 filers reported holding SPERO THERAPEUTICS INC in Q3 2022. The put-call ratio across all filers is - and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2023 | $5 | – | 3,800 | +533.3% | 0.00% | – |
| Q1 2023 | $0 | -100.0% | 600 | -97.8% | 0.00% | – |
| Q4 2022 | $46 | -99.1% | 26,900 | +827.6% | 0.00% | – |
| Q3 2022 | $5,000 | -28.6% | 2,900 | -70.7% | 0.00% | – |
| Q2 2022 | $7,000 | -73.1% | 9,900 | +518.8% | 0.00% | – |
| Q3 2021 | $26,000 | +225.0% | 1,600 | +166.7% | 0.00% | – |
| Q2 2021 | $8,000 | -84.6% | 600 | +1566.7% | 0.00% | – |
| Q1 2021 | $52,000 | +205.9% | 36 | +300.0% | 0.00% | – |
| Q4 2020 | $17,000 | – | 9 | – | 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. | 8,500 | $125,000 | 0.00% |
| SIMPLEX TRADING, LLC | 36 | $52,000 | 0.00% |