SPERO THERAPEUTICS INC's ticker is SPRO and the CUSIP is 84833T103. A total of 90 filers reported holding SPERO THERAPEUTICS INC in Q2 2021. The put-call ratio across all filers is 0.74 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2022 | $1,000,000 | +169.5% | 500,000 | 0.0% | 0.04% | +115.0% |
| Q2 2022 | $371,000 | -91.5% | 500,000 | 0.0% | 0.02% | -89.0% |
| Q1 2022 | $4,350,000 | -45.7% | 500,000 | 0.0% | 0.18% | -16.1% |
| Q4 2021 | $8,005,000 | -13.0% | 500,000 | 0.0% | 0.22% | +5.3% |
| Q3 2021 | $9,205,000 | +31.9% | 500,000 | 0.0% | 0.21% | +45.1% |
| Q2 2021 | $6,980,000 | -5.2% | 500,000 | 0.0% | 0.14% | +9.2% |
| Q1 2021 | $7,360,000 | -24.1% | 500,000 | 0.0% | 0.13% | -37.5% |
| Q4 2020 | $9,695,000 | +44.8% | 500,000 | -16.7% | 0.21% | +27.6% |
| Q3 2020 | $6,696,000 | -9.2% | 600,000 | +10.1% | 0.16% | -20.9% |
| Q2 2020 | $7,374,000 | +58.4% | 545,040 | -5.4% | 0.21% | +4.6% |
| Q1 2020 | $4,654,000 | -3.2% | 576,000 | +15.2% | 0.20% | +5.9% |
| Q4 2019 | $4,808,000 | -16.0% | 500,000 | -7.4% | 0.19% | -18.8% |
| Q3 2019 | $5,724,000 | -7.9% | 540,000 | 0.0% | 0.23% | -8.8% |
| Q2 2019 | $6,215,000 | -19.1% | 540,000 | -10.0% | 0.25% | -20.1% |
| Q1 2019 | $7,686,000 | +108.3% | 600,000 | 0.0% | 0.31% | +129.2% |
| Q4 2018 | $3,690,000 | -41.5% | 600,000 | 0.0% | 0.14% | -16.5% |
| Q3 2018 | $6,306,000 | +22.8% | 600,000 | +71.4% | 0.16% | +50.5% |
| Q2 2018 | $5,135,000 | +2.9% | 350,000 | 0.0% | 0.11% | +75.8% |
| Q1 2018 | $4,988,000 | +21.3% | 350,000 | 0.0% | 0.06% | 0.0% |
| Q4 2017 | $4,113,000 | – | 350,000 | – | 0.06% | – |
Download | ||||||
Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Atlas Venture Associates IX, LLC | 1,353,303 | $1,637,497 | 13.93% |
| Anson Funds Management LP | 4,159,572 | $5,033,082 | 1.01% |
| OUP Management Co., LLC | 249,070 | $301,375 | 0.68% |
| Atlas Venture Life Science Advisors, LLC | 1,013,438 | $1,226,260 | 0.19% |
| Murchinson Ltd. | 862,700 | $1,043,867 | 0.13% |
| Alphabet Inc. | 889,979 | $1,076,874 | 0.07% |
| AWM Investment Company, Inc. | 333,400 | $403,414 | 0.06% |
| DAFNA Capital Management LLC | 125,000 | $151,250 | 0.05% |
| Novo Holdings A/S | 468,902 | $567,371 | 0.04% |
| XTX Topco Ltd | 58,368 | $70,625 | 0.01% |