SPERO THERAPEUTICS INC's ticker is SPRO and the CUSIP is 84833T103. A total of 47 filers reported holding SPERO THERAPEUTICS INC in Q1 2023. The put-call ratio across all filers is - and the average weighting 0.2%.
Quarter-by-quarter ownership
Value | Shares | Weighting | ||||
---|---|---|---|---|---|---|
Q3 2023 | $567,371 | -16.6% | 468,902 | 0.0% | 0.04% | -20.8% |
Q2 2023 | $679,908 | 0.0% | 468,902 | 0.0% | 0.05% | +17.8% |
Q1 2023 | $679,908 | -16.2% | 468,902 | 0.0% | 0.04% | -11.8% |
Q4 2022 | $811,200 | -13.5% | 468,902 | 0.0% | 0.05% | +13.3% |
Q3 2022 | $938,000 | +170.3% | 468,902 | 0.0% | 0.04% | +164.7% |
Q2 2022 | $347,000 | -91.5% | 468,902 | 0.0% | 0.02% | -92.1% |
Q1 2022 | $4,079,000 | -45.7% | 468,902 | 0.0% | 0.22% | -39.4% |
Q4 2021 | $7,507,000 | -13.0% | 468,902 | 0.0% | 0.36% | -20.4% |
Q3 2021 | $8,632,000 | +31.9% | 468,902 | 0.0% | 0.45% | +53.8% |
Q2 2021 | $6,546,000 | -5.2% | 468,902 | 0.0% | 0.29% | +1.8% |
Q1 2021 | $6,902,000 | -38.3% | 468,902 | -18.7% | 0.28% | -40.5% |
Q4 2020 | $11,182,000 | +7.6% | 576,702 | -38.1% | 0.48% | -7.2% |
Q3 2020 | $10,391,000 | -17.5% | 931,099 | 0.0% | 0.52% | -36.5% |
Q2 2020 | $12,598,000 | +67.5% | 931,099 | 0.0% | 0.81% | +62.0% |
Q1 2020 | $7,523,000 | -15.9% | 931,099 | 0.0% | 0.50% | -12.8% |
Q4 2019 | $8,948,000 | +81.2% | 931,099 | +99.8% | 0.58% | -31.9% |
Q3 2019 | $4,939,000 | -7.9% | 465,983 | 0.0% | 0.85% | +12.6% |
Q2 2019 | $5,363,000 | – | 465,983 | – | 0.75% | – |
Download |
Other shareholders
Name | Shares | Value | Weighting ↓ |
---|---|---|---|
Atlas Venture Associates IX, LLC | 1,376,968 | $13,247,000 | 23.08% |
Aquilo Capital Management, LLC | 1,154,356 | $11,099,000 | 4.17% |
VHCP Management II, LLC | 474,015 | $4,558,000 | 1.20% |
AWM Investment Company, Inc. | 474,344 | $4,561,000 | 0.89% |
Alphabet Inc. | 1,112,473 | $10,696,000 | 0.65% |
BVF INC/IL | 845,405 | $8,129,000 | 0.62% |
Novo Holdings A/S | 931,099 | $8,948,000 | 0.58% |
Artal Group S.A. | 500,000 | $4,808,000 | 0.19% |
Rock Springs Capital Management LP | 525,000 | $5,048,000 | 0.16% |
Granahan Investment Management | 148,867 | $1,431,000 | 0.07% |