Spero Therapeutics shares owned by Charles Schwab Investment Management
Quarter-by-quarter ownership of Spero Therapeutics (SPRO) shares owned by Charles Schwab Investment Management
from 13F filings
Historical chart of Charles Schwab Investment Management investment in Spero Therapeutics
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Quarterly reported holdings in Spero Therapeutics by Charles Schwab Investment Management
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2025-12-31 | $67k | 29k | 2.33 |
| 2025-09-30 | $54k | 29k | 1.88 |
| 2025-06-30 | $83k | 29k | 2.90 |
| 2025-03-31 | $21k | 29k | 0.72 |
| 2024-12-31 | $29k | 29k | 1.03 |
| 2024-09-30 | $38k | 29k | 1.34 |
| 2024-06-30 | $37k | 29k | 1.30 |
| 2024-03-31 | $49k | 29k | 1.72 |
| 2023-12-31 | $42k | 29k | 1.47 |
| 2023-09-30 | $35k | 29k | 1.21 |
| 2023-06-30 | $41k | 29k | 1.45 |
| 2023-03-31 | $41k | 29k | 1.45 |
| 2022-12-31 | $49k | 29k | 1.73 |
| 2022-03-31 | $571k | 66k | 8.71 |
| 2021-12-31 | $1.0M | 66k | 16.02 |
| 2021-09-30 | $1.2M | 64k | 18.42 |
| 2021-06-30 | $845k | 61k | 13.97 |
| 2021-03-31 | $786k | 53k | 14.73 |
| 2020-12-31 | $1.0M | 52k | 19.41 |
| 2020-09-30 | $396k | 36k | 11.17 |
| 2020-06-30 | $480k | 36k | 13.54 |
| 2020-03-31 | $254k | 31k | 8.10 |
| 2019-12-31 | $262k | 27k | 9.62 |
| 2019-09-30 | $289k | 27k | 10.61 |
| 2019-06-30 | $290k | 25k | 11.55 |
| 2019-03-31 | $247k | 19k | 12.85 |
| 2018-12-31 | $90k | 15k | 6.20 |
| 2018-09-30 | $153k | 15k | 10.53 |
More positions owned by Charles Schwab Investment Management
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