Spero Therapeutics shares owned by Rock Springs Capital Management
Quarter-by-quarter ownership of Spero Therapeutics (SPRO) shares owned by Rock Springs Capital Management
from 13F filings
Historical chart of Rock Springs Capital Management investment in Spero Therapeutics
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Quarterly reported holdings in Spero Therapeutics by Rock Springs Capital Management
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2023-09-30 | $69k | 57k | 1.21 |
| 2023-06-30 | $971k | 670k | 1.45 |
| 2023-03-31 | $971k | 670k | 1.45 |
| 2022-12-31 | $1.2M | 670k | 1.73 |
| 2022-09-30 | $1.5M | 771k | 2.00 |
| 2022-06-30 | $571k | 771k | 0.74 |
| 2022-03-31 | $8.6M | 991k | 8.70 |
| 2021-12-31 | $15M | 945k | 16.01 |
| 2021-09-30 | $17M | 942k | 18.41 |
| 2021-06-30 | $14M | 966k | 13.96 |
| 2021-03-31 | $14M | 966k | 14.72 |
| 2020-12-31 | $24M | 1.2M | 19.39 |
| 2020-09-30 | $14M | 1.2M | 11.16 |
| 2020-06-30 | $8.3M | 615k | 13.53 |
| 2020-03-31 | $4.9M | 605k | 8.08 |
| 2019-12-31 | $5.1M | 525k | 9.62 |
| 2019-09-30 | $5.6M | 525k | 10.60 |
| 2019-06-30 | $6.0M | 525k | 11.51 |
| 2019-03-31 | $6.7M | 525k | 12.81 |
| 2018-12-31 | $3.2M | 525k | 6.15 |
| 2018-09-30 | $5.5M | 525k | 10.51 |
| 2018-06-30 | $7.7M | 525k | 14.67 |
| 2018-03-31 | $7.5M | 525k | 14.25 |
| 2017-12-31 | $6.2M | 525k | 11.75 |
More positions owned by Rock Springs Capital Management
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