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Annexon

146 hedge funds and large institutions have $192M invested in Annexon in 2025 Q1 according to their latest regulatory filings, with 25 funds opening new positions, 55 increasing their positions, 40 reducing their positions, and 29 closing their positions.

New
Increased
Maintained
Reduced
Closed

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

less funds holding

Funds holding:

less first-time investments, than exits

New positions opened: | Existing positions closed:

less ownership

Funds ownership:

22% less call options, than puts

Call options by funds: $127K | Put options by funds: $163K

67% less capital invested

Capital invested by funds: $575M → $192M (-$383M)

100% less funds holding in top 10

Funds holding in top 10: 30 (-3)

Holders
146
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
$127K
Puts
$163K
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
AFG
101
Allegheny Financial Group
Pennsylvania
$48.6K
AGM
102
Alpine Global Management
New York
$48.5K
CWM
103
CIBC World Markets
New York
$41.8K
CUAMC
104
China Universal Asset Management Company
China
$41.3K
QL
105
Quarry LP
New York
$40.5K
VRS
106
Virginia Retirement Systems
Virginia
$39.8K
PFSRSONJ
107
Police & Firemen's Retirement System of New Jersey
New Jersey
$39.7K
Lido Advisors
108
Lido Advisors
California
$38.6K
ASRS
109
Arizona State Retirement System
Arizona
$38.4K
Teacher Retirement System of Texas
110
Teacher Retirement System of Texas
Texas
$37.6K
KK
111
KLP Kapitalforvaltning
Norway
$36.9K
QC
112
Quadrature Capital
United Kingdom
$34.5K
QCM
113
Quantinno Capital Management
New York
$34.3K
State Board of Administration of Florida Retirement System
114
State Board of Administration of Florida Retirement System
Florida
$30.1K
Canada Life
115
Canada Life
Manitoba, Canada
$29K
AC
116
AXQ Capital
New Jersey
$27.2K
LPL Financial
117
LPL Financial
California
$24.9K
Citadel Advisors
118
Citadel Advisors
Florida
$24K
CFM
119
Catalyst Funds Management
Australia
$22.7K
Victory Capital Management
120
Victory Capital Management
Texas
$22.1K
GCP
121
GSA Capital Partners
United Kingdom
$22K
Cambridge Investment Research Advisors
122
Cambridge Investment Research Advisors
Iowa
$21K
DTL
123
Dynamic Technology Lab
Singapore
$21K
HA
124
Harbor Advisors
Florida
$19.3K
AIP
125
Ameritas Investment Partners
Nebraska
$18.7K