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Quantum-Si Inc QSI
Nasdaq · stock · Measuring & Controlling Devices, NEC · website · IPO 2020-09-04
Quantum-Si Inc institutional holders
| Investor | Shares | Value | % of company |
|---|---|---|---|
| BlackRock Finance, Inc. | 7,000,884 | $7.4M | 3.54% |
| ARK Investment Management LLC | 6,878,899 | $5.3M | 3.48% |
| AQR CAPITAL MANAGEMENT LLC | 2,392,179 | $1.9M | 1.21% |
| CITADEL ADVISORS LLC | 219,546 | $169,929 | 0.11% |
| RENAISSANCE TECHNOLOGIES LLC | 117,900 | $91,255 | 0.06% |
| TWO SIGMA INVESTMENTS, LP | 52,924 | $40,963 | 0.03% |
% of company = reported institutional shares ÷ shares outstanding. Based on the latest reports; not every holder reports every quarter.
Computed from company filings · US · as of 2025-12-31. Facts plus Stocktoria's own computed scores — not investment advice.