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Annexon

217 hedge funds and large institutions have $864M invested in Annexon in 2026 Q1 according to their latest regulatory filings, with 66 funds opening new positions, 86 increasing their positions, 50 reducing their positions, and 15 closing their positions.

New
Increased
Maintained
Reduced
Closed

more call options, than puts

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

more first-time investments, than exits

New positions opened: | Existing positions closed:

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

more funds holding

Funds holding:

26% more capital invested

Capital invested by funds: $687M → $864M (+$176M)

25% more funds holding in top 10

Funds holding in top 10: 45 (+1)

15.9% more ownership

Funds ownership: 114.45%130.36% (+16%)

Holders
217
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
5
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$6.69M
Puts
$875K
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
Raymond James Financial
151
Raymond James Financial
Florida
$107K
Mercer Global Advisors
152
Mercer Global Advisors
Colorado
$104K
Cerity Partners
153
Cerity Partners
New York
$99.6K
SRL
154
Scientech Research LLC
New Jersey
$95.9K
CBA
155
Coastal Bridge Advisors
Connecticut
$94.2K
QC
156
Quadrature Capital
United Kingdom
$93.6K
Pictet Asset Management
157
Pictet Asset Management
Switzerland
$92.5K
FRM
158
Fox Run Management
Connecticut
$87.7K
Teacher Retirement System of Texas
159
Teacher Retirement System of Texas
Texas
$83.6K
VAG
160
VisionPoint Advisory Group
Texas
$83.1K
ECM
161
ExodusPoint Capital Management
New York
$82.8K
Vontobel Holding
162
Vontobel Holding
Switzerland
$80.4K
FA
163
Forefront Analytics
Pennsylvania
$78.9K
MF
164
Magnetar Financial
Illinois
$78.7K
LPL Financial
165
LPL Financial
California
$73.2K
VPIM
166
Vanguard Personalized Indexing Management
California
$71.7K
TRCT
167
Tower Research Capital (TRC)
New York
$70.2K
American Century Companies
168
American Century Companies
Missouri
$69K
NC
169
nVerses Capital
Florida
$65.9K
X
170
Xponance
Pennsylvania
$62.1K
AHL
171
Abel Hall LLC
Louisiana
$60.5K
AIP
172
Ameritas Investment Partners
Nebraska
$59.8K
MFG
173
Merit Financial Group
Georgia
$59.5K
MVA
174
Mount Vernon Associates
Maryland
$58K
IWC
175
Integrated Wealth Concepts
Massachusetts
$56.7K