SPERO THERAPEUTICS INC's ticker is SPRO and the CUSIP is 84833T103. A total of 101 filers reported holding SPERO THERAPEUTICS INC in Q1 2022. The put-call ratio across all filers is - and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $32,833 | -16.4% | 27,135 | +0.2% | 0.00% | – |
| Q2 2023 | $39,253 | -34.8% | 27,071 | -34.8% | 0.00% | – |
| Q1 2023 | $60,209 | -23.8% | 41,523 | -9.1% | 0.00% | – |
| Q4 2022 | $79,031 | +71.8% | 45,682 | +99.4% | 0.00% | – |
| Q3 2022 | $46,000 | +4500.0% | 22,908 | +2934.2% | 0.00% | – |
| Q2 2022 | $1,000 | -85.7% | 755 | 0.0% | 0.00% | – |
| Q1 2022 | $7,000 | -98.7% | 755 | -97.7% | 0.00% | – |
| Q4 2021 | $529,000 | -0.2% | 33,082 | +14.8% | 0.00% | – |
| Q3 2021 | $530,000 | +1863.0% | 28,822 | +1422.6% | 0.00% | – |
| Q2 2021 | $27,000 | -94.1% | 1,893 | -93.9% | 0.00% | – |
| Q1 2021 | $456,000 | +64.0% | 31,027 | +116.3% | 0.00% | – |
| Q4 2020 | $278,000 | +4533.3% | 14,347 | +2769.4% | 0.00% | – |
| Q3 2020 | $6,000 | -92.5% | 500 | -91.6% | 0.00% | – |
| Q2 2020 | $80,000 | +9.6% | 5,952 | -33.8% | 0.00% | – |
| Q1 2020 | $73,000 | -46.7% | 8,993 | -37.0% | 0.00% | – |
| Q4 2019 | $137,000 | +17.1% | 14,267 | +29.1% | 0.00% | – |
| Q3 2019 | $117,000 | -14.0% | 11,051 | -6.4% | 0.00% | – |
| Q2 2019 | $136,000 | +580.0% | 11,802 | +268.8% | 0.00% | – |
| Q4 2018 | $20,000 | -20.0% | 3,200 | +35.7% | 0.00% | – |
| Q3 2018 | $25,000 | +92.3% | 2,359 | +149.6% | 0.00% | – |
| Q2 2018 | $13,000 | +85.7% | 945 | +90.5% | 0.00% | – |
| Q1 2018 | $7,000 | +600.0% | 496 | +287.5% | 0.00% | – |
| Q4 2017 | $1,000 | – | 128 | – | 0.00% | – |
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% |