Quantum-si Incorporated · NASDAQ:QSI
The Vanguard Group's stake in Quantum-si Incorporated fell to 4.77% (Schedule 13G/A)
Event Sep 30, 2025 · Filed Oct 30, 2025
The Vanguard Group's stake in Quantum-si Incorporated fell to 4.77%, 8,714,507 shares, as a passive investor on Sep 30, 2025. Filed Oct 30, 2025 (Schedule 13G/A).
- Stake
- 4.77%
- Shares
- 8,714,507
- Intent
- Passive
- What changed
- Fell below 5%
The filing in full
| Holder | Stake | Shares |
|---|---|---|
| The Vanguard Group | 4.77% | 8,714,507 |
Source
Related
- Quantum-si Incorporated
- The Vanguard Group
- Quantum-si Incorporated shareholders
- Schedule 13G · The Vanguard Group · Jul 29, 2025
- Form 4 · Hawkins Jeffrey Alan · Sep 23, 2026
- Form 4 · Keyes Jeffry R. · Sep 23, 2026
- Form 4 · LaPointe Christian · Sep 23, 2026
- Schedule 13D/A · Rothberg Jonathan M · Aug 28, 2026
- Schedule 13G/A · BlackRock, Inc. · Jul 29, 2026