Quick Takeaways
- ARK Investment Management LLC filed SCHEDULE 13G/A for Quantum-Si Inc Common Stock (QSI).
- Disclosed ownership: 4.8%.
- Date of event: 31 May 2025.
ARK Investment Management LLC - 31 May 2025 SCHEDULE 13G/A Report for Quantum-Si Inc Common Stock (QSI)
- Filing Manager
- ARK Investment Management LLC
- Reporting Manager
- ARK Investment Management LLC
- Security
- Quantum-Si Inc Common Stock
- Symbol
- QSI
- Shares outstanding
- 163,717,757 shares
- Disclosed Ownership
- 7,809,337 shares
- Ownership
- 4.8%
- Form type
- SCHEDULE 13G/A
- Filing time
- 06 Jun 2025, 14:58:53 UTC
- Date of event
- 31 May 2025
- Previous filing
- 14 May 2025
- SEC
- View on sec.gov
Quoteable Key Fact
"ARK Investment Management LLC disclosed 4.8% ownership in Quantum-Si Inc Common Stock (QSI) on 31 May 2025."
What Changed
- Previous schedule filing date: 14 May 2025.
- Current filing was accepted on 06 Jun 2025, 14:58.
Why This Matters
- This page explains what this Schedule 13D/13G filing tells you before manager-level rows.
- You can verify ownership claims directly against the original SEC filing.
Official SEC Source
Backed by Schedule 13D/13G
Beneficial ownership values are sourced from the original SEC Schedule 13D/13G filing.
See Original FilingReporting Managers (2)
| Name | Ownership | Shares Owned | sole voting power | shared voting power | Signature | Title | CIK |
|---|---|---|---|---|---|---|---|
| ARK Investment Management LLC | 4.8% | 7,809,337 | 7,809,337 | 0 | /s/ Kellen Carter | Kellen Carter, Chief Compliance Officer | |
| Catherine D. Wood | 4.8% | 7,809,337 | 0 | 7,809,337 | /s/ Catherine D. Wood | Catherine D. Wood, Chief Executive Officer, Chief Investment Officer |