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Annexon

127 hedge funds and large institutions have $238M invested in Annexon in 2025 Q2 according to their latest regulatory filings, with 19 funds opening new positions, 49 increasing their positions, 34 reducing their positions, and 36 closing their positions.

Holders
127
Holders Change
-19
Holders Change %
-13.01%
% of All Funds
1.71%
Holding in Top 10
1
Holding in Top 10 Change
+1
Holding in Top 10 Change %
%
% of All Funds
0.01%
New
19
Increased
49
Reduced
34
Closed
36
Calls
$50K
Puts
$88K
Net Calls
-$38K
Net Calls Change
-$2K
Name Market Value Shares Shares
Change
Shares
Change %
Fidelity Investments
1
Fidelity Investments
Massachusetts
$37.7M 15,695,226 +2,432,898 +18%
BlackRock
2
BlackRock
New York
$19.1M 7,962,368 -564,138 -7%
BI
3
BVF Inc
California
$16.8M 7,000,000
RG
4
Redmile Group
California
$15.1M 6,300,644
Vanguard Group
5
Vanguard Group
Pennsylvania
$12.9M 5,366,039 -13,620 -0.3%
BCLSI
6
Bain Capital Life Sciences Investors
Massachusetts
$12.6M 5,249,069
BG
7
Bellevue Group
Switzerland
$12.4M 5,157,290
SCM
8
Sio Capital Management
New York
$9.83M 4,095,764 +697,978 +21%
TAM
9
TFG Asset Management
Cayman Islands
$6.74M 2,810,000 +160,000 +6%
CS
10
Candriam SCA
Luxembourg
$6.08M 2,534,230
Millennium Management
11
Millennium Management
New York
$6.03M 2,514,134 +2,338,831 +1,334%
LGM
12
Logos Global Management
California
$5.78M 2,410,000 -1,590,000 -40%
Geode Capital Management
13
Geode Capital Management
Massachusetts
$5.48M 2,284,773 +39,763 +2%
Ameriprise
14
Ameriprise
Minnesota
$5.2M 2,166,178 -1,819,117 -46%
State Street
15
State Street
Massachusetts
$4.75M 1,980,984 -58,842 -3%
SFM
16
Sphera Funds Management
Israel
$4.23M 1,764,387
Goldman Sachs
17
Goldman Sachs
New York
$3.91M 1,630,649 +789,067 +94%
Bank of America
18
Bank of America
North Carolina
$3.49M 1,452,795 +414,071 +40%
MOACM
19
Mutual of America Capital Management
New York
$2.59M 1,078,961 +48,278 +5%
WP
20
Woodline Partners
California
$2.53M 1,053,709 -1,060,987 -50%
SCM
21
Sirios Capital Management
Massachusetts
$2.37M 989,577 +220,891 +29%
Massachusetts Financial Services
22
Massachusetts Financial Services
Massachusetts
$2.37M 987,513 -32,904 -3%
Dimensional Fund Advisors
23
Dimensional Fund Advisors
Texas
$2.14M 889,863 -97,016 -10%
KCM
24
Kennedy Capital Management
Missouri
$2.05M 855,573 -19,153 -2%
Morgan Stanley
25
Morgan Stanley
New York
$2M 832,540 +131,184 +19%