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Quantum Si shares owned by Ewa

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

Historical chart of Ewa investment in Quantum Si

Tip: Access up to 7 years of quarterly data

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

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Quarterly reported holdings in Quantum Si by Ewa

Quarter filed Position value Share count Share price at filing
2025-12-31 $15k 14k 1.10
2025-09-30 $24k 17k 1.41
2025-06-30 $134k 68k 1.96
2025-03-31 $94k 79k 1.20