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Quantum-Si Incorporated

122 hedge funds and large institutions have $91.3M invested in Quantum-Si Incorporated in 2025 Q3 according to their latest regulatory filings, with 13 funds opening new positions, 43 increasing their positions, 40 reducing their positions, and 22 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 → $91.3M (-$34.8M)

41% less first-time investments, than exits

New positions opened: 13 | Existing positions closed: 22

Holders
122
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
California State Teachers Retirement System (CalSTRS)
101
California State Teachers Retirement System (CalSTRS)
California
$12.4K
WAM
102
Wolverine Asset Management
Illinois
$11K
PS
103
Principal Securities
Iowa
$9.36K
AB
104
Amalgamated Bank
New York
$6K
MIM
105
MTM Investment Management
South Carolina
$5.82K
NEWAS
106
N.E.W. Advisory Services
Wisconsin
$5.43K
PS
107
Pinney & Scofield
Massachusetts
$5.19K
Carson Wealth (CWM LLC)
108
Carson Wealth (CWM LLC)
Nebraska
$3K
AIC
109
Archer Investment Corporation
Indiana
$2.82K
Belvedere Trading
110
Belvedere Trading
Illinois
$1.96K
Optiver Holding
111
Optiver Holding
Netherlands
$1.58K
Osaic Holdings
112
Osaic Holdings
Arizona
$1.42K
AF
113
Allworth Financial
California
$1.2K
TWC
114
TD Waterhouse Canada
Ontario, Canada
$1.17K
Nisa Investment Advisors
115
Nisa Investment Advisors
Missouri
$857
EWA
116
EverSource Wealth Advisors
Alabama
$602
BSB
117
Bangor Savings Bank
Maine
$564
AUB
118
Atlantic Union Bankshares
Virginia
$354
AAP
119
Arax Advisory Partners
Colorado
$146
FWM
120
FSA Wealth Management
Massachusetts
$141
FDCDDQ
121
Federation des caisses Desjardins du Quebec
Quebec, Canada
$71
GCP
122
GSA Capital Partners
United Kingdom
Ameriprise
123
Ameriprise
Minnesota
Renaissance Technologies
124
Renaissance Technologies
New York
SC
125
Sculptor Capital
New York