SPERO THERAPEUTICS INC's ticker is and the CUSIP is 84833T953. A total of 3 filers reported holding SPERO THERAPEUTICS 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 2023 | $72,600 | -58.3% | 60,000 | -50.0% | 0.00% | -100.0% |
Q2 2023 | $174,000 | +20.0% | 120,000 | +20.0% | 0.00% | 0.0% |
Q1 2023 | $145,000 | +3.0% | 100,000 | +22.9% | 0.00% | – |
Q4 2022 | $140,822 | -43.9% | 81,400 | -35.1% | 0.00% | – |
Q3 2022 | $251,000 | +1573.3% | 125,500 | +7282.4% | 0.00% | – |
Q1 2022 | $15,000 | -53.1% | 1,700 | -15.0% | 0.00% | – |
Q4 2021 | $32,000 | +23.1% | 2,000 | +42.9% | 0.00% | – |
Q3 2021 | $26,000 | -79.2% | 1,400 | -83.5% | 0.00% | – |
Q1 2021 | $125,000 | +1150.0% | 8,500 | +1600.0% | 0.00% | – |
Q4 2020 | $10,000 | +900.0% | 500 | +400.0% | 0.00% | – |
Q3 2019 | $1,000 | 0.0% | 100 | 0.0% | 0.00% | – |
Q2 2019 | $1,000 | 0.0% | 100 | 0.0% | 0.00% | – |
Q1 2019 | $1,000 | – | 100 | – | 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. | 81,400 | $140,822 | 0.00% |
SIMPLEX TRADING, LLC | 26,900 | $46 | 0.00% |