ARK Investment Management LLC - May 31, 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
164M shares
Disclosed Ownership
7.81M shares
Ownership
4.77%
Form type
SCHEDULE 13G/A
Date filed
6/6/2025, 02:58 PM
Date of event
May 31, 2025
Previous filing
May 14, 2025
SEC
View on sec.gov

Reporting Managers (2)

Name Ownership Shares Owned sole voting power shared voting power Signature Title CIK
ARK Investment Management LLC 4.77% 7.81M 7.81M 0 /s/ Kellen Carter Kellen Carter, Chief Compliance Officer
Catherine D. Wood 4.77% 7.81M 0 7.81M /s/ Catherine D. Wood Catherine D. Wood, Chief Executive Officer, Chief Investment Officer