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Quantum Si shares owned by Virtu Financial

Quarter-by-quarter ownership of Quantum Si (QSI) shares owned by Virtu Financial from 13F filings

Historical chart of Virtu Financial investment in Quantum Si

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All positions including Quantum Si held by Virtu Financial consolidated in one spreadsheet with up to 7 years of data

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Quarterly reported holdings in Quantum Si by Virtu Financial

Quarter filed Position value Share count Share price at filing
2025-12-31 $262k 238k 1.10
2025-03-31 $42k 35k 1.21
2024-06-30 $106k 101k 1.05
2024-03-31 $98k 50k 1.96
2023-09-30 $59k 35k 1.67
2022-09-30 $34k 13k 2.72
2022-03-31 $55k 12k 4.69
2021-12-31 $342k 43k 7.87
2021-09-30 $141k 17k 8.33