Quantum Si shares owned by Charles Schwab Investment Management
Quarter-by-quarter ownership of Quantum Si (QSI) shares owned by Charles Schwab Investment Management
from 13F filings
Historical chart of Charles Schwab Investment Management investment in Quantum Si
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Quarterly reported holdings in Quantum Si by Charles Schwab Investment Management
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2025-09-30 | $660k | 468k | 1.41 |
| 2025-06-30 | $846k | 431k | 1.96 |
| 2025-03-31 | $441k | 367k | 1.20 |
| 2024-12-31 | $832k | 308k | 2.70 |
| 2024-09-30 | $205k | 232k | 0.88 |
| 2024-06-30 | $274k | 260k | 1.05 |
| 2024-03-31 | $515k | 262k | 1.97 |
| 2023-12-31 | $524k | 261k | 2.01 |
| 2023-09-30 | $460k | 277k | 1.66 |
| 2023-06-30 | $468k | 262k | 1.79 |
| 2023-03-31 | $419k | 238k | 1.76 |
| 2022-12-31 | $436k | 238k | 1.83 |
| 2022-09-30 | $641k | 233k | 2.75 |
| 2022-06-30 | $540k | 233k | 2.32 |
| 2022-03-31 | $150k | 32k | 4.68 |
| 2021-12-31 | $252k | 32k | 7.87 |
| 2021-09-30 | $268k | 32k | 8.37 |
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