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Quantum Si shares owned by Peak6

Quarter-by-quarter ownership of Quantum Si (QSI) shares owned by Peak6 from 13F filings

Historical chart of Peak6 investment in Quantum Si

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All positions including Quantum Si held by Peak6 consolidated in one spreadsheet with up to 7 years of data

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Quarterly reported holdings in Quantum Si by Peak6

Quarter filed Position value Share count Share price at filing
2025-09-30 $1.4M 987k 1.41

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View all positions for Peak6

Top funds holding Quantum Si

BlackRock
Vanguard Group
ARK Investment Management
Sumitomo Mitsui Trust Holdings
Nikko Asset Management Americas
Geode Capital Management
State Street Corporation
Millennium Management
Susquehanna International
Northern Trust
Jane Street
Citadel Advisors
Peak6
Fosun International
Squarepoint Ops

View all funds holding Quantum Si