Quantum-Si (QSI)
NASDAQ: QSI
· Real-Time Price · USD
1.11
-0.01 (-0.89%)
At close: Aug 15, 2025, 12:37 PM
13F Institute Ownership
Total Institutes of 144 in Quantum-Si expanded their positions with an increase of 12 investors compared to the previous quarter. An additional 4.06M shares, as total invested capital declined by $75.63M with ownership percentage dropping from 37.68% to 31.65%.
Options Activity
Institutions are holding more Puts Contracts as Calls Contracts, indicating a bearish sentiment.
Put/Call 1.789
1.79
Call Flow 597,100
36%
Put Flow 1,068,000
64%
Top Shareholders
| Institute | Ownership | Shares | Shares % Change | Market Value | Portfolio | Filing Date |
|---|---|---|---|---|---|---|
| Blackrock, Inc. | 5.18% | 9.44M | +11.88% | 11.33M | < 0.01% | May 02, 2025 |
| Ark Investment Management LLC | 4.78% | 8.71M | -1.53% | 10.46M | 0.10% | May 07, 2025 |
| Vanguard Group Inc | 3.78% | 6.89M | +25.51% | 8.27M | < 0.01% | May 09, 2025 |
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