Annexon, Inc.

Historical 13F Holders

Symbol
ANNX
CUSIP
03589W102
All holders as of
Q2 2026
Type
Equity
Class
COM
Reported Value, Excluding Options
Total Filings

13D/G Filers

Investors who own more than 5% of a class must file a Schedule 13D or 13G. Each filer's latest filing for 03589W102 since 12/18/2024, largest first.

Filer % of Class Filed
FMR LLC 13G/A
11.9% 7/8/2026
Event 6/30/2026
Redmile Group, LLC 13G/A
9.9% 7/8/2026
Event 7/1/2026
BlackRock, Inc. 13G/A 8.0% 7/27/2026
Event 6/30/2026
Satter Muneer A 13D/A 7.2% 11/21/2025
Event 11/19/2025
State Street Corp 13G 6.0% 8/7/2026
Event 6/30/2026
Biotechnology Value Fund L P 13G/A
5.4% 5/15/2026
Event 3/31/2026
Under 5%, checked the "5 percent or less" box, or amended by a later filing (4)
Bain Capital Life Sciences Fund, L.P. 13G/A
4.9% 2/14/2025
Event 12/31/2024
Point72 Asset Management, L.P. 13G/A
0.1% 5/15/2025
Event 3/31/2025
Logos Global Management LP 13G/A
0% 8/14/2025
Event 6/30/2025
Vanguard Group Inc 13G/A 0% 3/26/2026
Event 3/13/2026

13F Holders by Quarter

Period Filings Shares, Excl. Options Value, Excl. Options
2026 Q3 3 15.8 k $67.0 k
2026 Q2 229 179 M $1.15 B
2026 Q1 226 156 M $864 M
2025 Q4 181 137 M $688 M
2025 Q3 151 101 M $309 M
2025 Q2 133 100 M $239 M
2025 Q1 154 99.8 M $192 M
2024 Q4 158 112 M $575 M
2024 Q3 148 112 M $661 M
2024 Q2 163 114 M $556 M
2024 Q1 143 97.8 M $699 M
2023 Q4 108 81.3 M $368 M
2023 Q3 100 53.6 M $126 M
2023 Q2 103 54.1 M $190 M
2023 Q1 106 54.0 M $208 M
2022 Q4 93 48.5 M $244 M
2022 Q3 79 47.6 M $292 M
2022 Q2 85 38.4 M $145 M
2022 Q1 106 38.8 M $106 M
2021 Q4 103 38.8 M $446 M
2021 Q3 84 38.1 M $709 M
2021 Q2 76 38.9 M $874 M
2021 Q1 74 37.4 M $1.04 B
2020 Q4 72 36.2 M $904 M
2020 Q3 68 34.8 M $1.04 B