SPERO THERAPEUTICS INC's ticker is SPRO and the CUSIP is 84833T103. A total of 61 filers reported holding SPERO THERAPEUTICS INC in Q4 2022. The put-call ratio across all filers is 0.35 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $403,414 | -27.4% | 333,400 | -13.0% | 0.06% | -20.0% |
| Q2 2023 | $555,930 | -70.5% | 383,400 | -70.5% | 0.08% | -70.6% |
| Q1 2023 | $1,885,580 | -16.2% | 1,300,400 | 0.0% | 0.26% | -21.3% |
| Q4 2022 | $2,249,692 | -51.1% | 1,300,400 | -43.5% | 0.32% | -53.7% |
| Q3 2022 | $4,601,000 | +41.9% | 2,300,400 | +517.1% | 0.70% | +67.5% |
| Q1 2022 | $3,243,000 | -45.7% | 372,755 | 0.0% | 0.42% | -30.2% |
| Q4 2021 | $5,968,000 | -13.0% | 372,755 | 0.0% | 0.60% | -11.0% |
| Q3 2021 | $6,862,000 | +31.9% | 372,755 | 0.0% | 0.67% | +30.9% |
| Q2 2021 | $5,204,000 | -5.2% | 372,755 | 0.0% | 0.51% | -16.2% |
| Q1 2021 | $5,487,000 | -24.1% | 372,755 | 0.0% | 0.61% | -33.2% |
| Q4 2020 | $7,228,000 | +29.9% | 372,755 | -25.3% | 0.92% | +0.7% |
| Q3 2020 | $5,566,000 | +68.8% | 498,755 | +104.6% | 0.91% | +57.8% |
| Q2 2020 | $3,298,000 | +3.1% | 243,755 | -38.4% | 0.58% | -31.8% |
| Q1 2020 | $3,199,000 | -29.9% | 395,949 | -16.5% | 0.85% | -4.8% |
| Q4 2019 | $4,561,000 | -28.1% | 474,344 | -20.7% | 0.89% | -33.8% |
| Q3 2019 | $6,342,000 | -7.9% | 598,315 | 0.0% | 1.35% | +2.2% |
| Q2 2019 | $6,887,000 | -4.4% | 598,315 | +6.4% | 1.32% | -7.1% |
| Q1 2019 | $7,203,000 | +123.5% | 562,296 | +7.3% | 1.42% | +102.3% |
| Q4 2018 | $3,223,000 | -43.3% | 524,025 | -3.0% | 0.70% | -25.3% |
| Q3 2018 | $5,680,000 | +175.6% | 540,474 | +284.8% | 0.94% | +173.0% |
| Q2 2018 | $2,061,000 | -58.7% | 140,474 | -59.9% | 0.34% | -64.2% |
| Q1 2018 | $4,987,000 | +21.3% | 350,000 | 0.0% | 0.96% | +20.6% |
| Q4 2017 | $4,112,000 | – | 350,000 | – | 0.80% | – |
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% |