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Quantum-Si Incorporated

120 hedge funds and large institutions have $91.2M invested in Quantum-Si Incorporated in 2025 Q3 according to their latest regulatory filings, with 13 funds opening new positions, 41 increasing their positions, 40 reducing their positions, and 21 closing their positions.

New
Increased
Maintained
Reduced
Closed

more call options, than puts

Call options by funds: $ | Put options by funds: $

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

less ownership

Funds ownership:

less funds holding

Funds holding:

28% less capital invested

Capital invested by funds: $126M → $91.2M (-$34.8M)

38% less first-time investments, than exits

New positions opened: 13 | Existing positions closed: 21

Holders
120
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$3.33M
Puts
$1.85M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
Mariner
51
Mariner
Kansas
$71.2K
Manulife (Manufacturers Life Insurance)
52
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$67.2K
PFSRSONJ
53
Police & Firemen's Retirement System of New Jersey
New Jersey
$65.1K
SG Americas Securities
54
SG Americas Securities
New York
$59K
EGM
55
Engineers Gate Manager
New York
$58.4K
Cambridge Investment Research Advisors
56
Cambridge Investment Research Advisors
Iowa
$55K
ELM
57
Elite Life Management
Florida
$54.2K
RWI
58
Red Wave Investments
Pennsylvania
$52.2K
Commonwealth Equity Services
59
Commonwealth Equity Services
Massachusetts
$51K
HCM
60
Hollencrest Capital Management
California
$49.4K
CAPTRUST Financial Advisors
61
CAPTRUST Financial Advisors
North Carolina
$49.1K
JEST
62
JTC Employer Solutions Trustee
Jersey
$49K
SS
63
SBI Securities
Japan
$47.4K
SEI Investments
64
SEI Investments
Pennsylvania
$46.7K
Wolverine Trading
65
Wolverine Trading
Illinois
$45.9K
Russell Investments Group
66
Russell Investments Group
United Kingdom
$45.1K
WMA
67
Wealth Management Associates
New Jersey
$43.6K
BNP Paribas Financial Markets
68
BNP Paribas Financial Markets
France
$43K
LPL Financial
69
LPL Financial
California
$40.1K
VOYA Investment Management
70
VOYA Investment Management
Georgia
$38.4K
Mercer Global Advisors
71
Mercer Global Advisors
Colorado
$38.1K
ProShare Advisors
72
ProShare Advisors
Maryland
$37.9K
New York State Common Retirement Fund
73
New York State Common Retirement Fund
New York
$36.8K
VPIM
74
Vanguard Personalized Indexing Management
California
$35.5K
HAS
75
HBW Advisory Services
California
$34.2K