Annexon, Inc. - Common Stock (ANNX)

CUSIP: 03589W102

Q2 2025 13F Holders as of 30 Jun 2025

Type / Class
Equity / Common Stock
Shares outstanding
155,837,030
Total 13F shares
99,449,067
Share change
-46,937
Total reported value
$238,679,312
Price per share
$2.40
Number of holders
127
Value change
+$759,672
Number of buys
67
Number of sells
71

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Quarterly Holders Quick Answers

What is CUSIP 03589W102?
CUSIP 03589W102 identifies ANNX - Annexon, Inc. - Common Stock in SEC institutional holdings data.

Need full ownership history?
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Top shareholders of ANNX - Annexon, Inc. - Common Stock (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.

Methodology: rows are grouped by holder and ranked by the holder's primary source value. indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
Holder Source Role / Reporting Ownership % Shares Holdings Value 12M Net Δ As of Details
FMR LLC
13F
Company
8.5%
13,262,328
$25,596,294 31 Mar 2025
13F
Bain Capital Life Sciences Investors, LLC
3/4/5 13F
10%+ Owner · Company
3.4%
from 13F
5,401,926
$24,428,590 25 May 2023
BlackRock, Inc.
13F
Company
5.5%
8,526,506
$16,456,156 31 Mar 2025
13F
BVF INC/IL
13F
Company
4.5%
7,000,000
$13,510,000 31 Mar 2025
13F
Redmile Group, LLC
13F
Company
4%
6,300,644
$12,160,243 31 Mar 2025
13F
VANGUARD GROUP INC
13F
Company
3.5%
5,379,659
$10,382,742 31 Mar 2025
13F
Bain Capital Life Sciences Fund, L.P.
13D/G
BCLS I Investco, LP
4.9%
5,249,069
$9,973,231 $0 31 Dec 2024
Bellevue Group AG
13F
Company
3.3%
5,157,290
$9,953,570 31 Mar 2025
13F
Logos Global Management LP
13F
Company
2.6%
4,000,000
$7,720,000 31 Mar 2025
13F
AMERIPRISE FINANCIAL INC
13F
Company
2.6%
3,985,295
$7,691,620 31 Mar 2025
13F
Sio Capital Management, LLC
13F
Company
2.2%
3,397,786
$6,557,727 31 Mar 2025
13F
Tetragon Partners GP Ltd
13F
Company
1.7%
2,650,000
$5,114,500 31 Mar 2025
13F
S.c.a. Candriam
13F
Individual
1.6%
2,534,230
$4,891,064 31 Mar 2025
13F
GEODE CAPITAL MANAGEMENT, LLC
13F
Company
1.4%
2,245,010
$4,333,849 31 Mar 2025
13F
Woodline Partners LP
13F
Company
1.4%
2,114,696
$4,081,363 31 Mar 2025
13F
STATE STREET CORP
13F
Company
1.3%
2,039,826
$3,936,864 31 Mar 2025
13F
SPHERA FUNDS MANAGEMENT LTD.
13F
Company
1.1%
1,764,387
$3,405,267 31 Mar 2025
13F
JPMORGAN CHASE & CO
13F
Company
0.92%
1,431,965
$2,763,692 31 Mar 2025
13F
RENAISSANCE TECHNOLOGIES LLC
13F
Company
0.75%
1,162,437
$2,243,503 31 Mar 2025
13F
BANK OF AMERICA CORP /DE/
13F
Company
0.67%
1,038,724
$2,004,738 31 Mar 2025
13F
MUTUAL OF AMERICA CAPITAL MANAGEMENT LLC
13F
Company
0.66%
1,030,683
$1,989,218 31 Mar 2025
13F
NORTHERN TRUST CORP
13F
Company
0.66%
1,025,925
$1,980,036 31 Mar 2025
13F
MASSACHUSETTS FINANCIAL SERVICES CO /MA/
13F
Company
0.65%
1,020,417
$1,969,405 31 Mar 2025
13F
DIMENSIONAL FUND ADVISORS LP
13F
Company
0.63%
986,879
$1,906,843 31 Mar 2025
13F
KENNEDY CAPITAL MANAGEMENT LLC
13F
Company
0.56%
874,726
$1,688,221 31 Mar 2025
13F
GOLDMAN SACHS GROUP INC
13F
Company
0.54%
841,582
$1,624,253 31 Mar 2025
13F
Walleye Capital LLC
13F
Company
0.52%
802,913
$1,549,622 31 Mar 2025
13F
SIRIOS CAPITAL MANAGEMENT L P
13F
Company
0.49%
768,686
$1,483,564 31 Mar 2025
13F
Qube Research & Technologies Ltd
13F
Company
0.47%
737,268
$1,422,927 31 Mar 2025
13F
CHARLES SCHWAB INVESTMENT MANAGEMENT INC
13F
Company
0.47%
725,752
$1,400,701 31 Mar 2025
13F
MORGAN STANLEY
13F
Company
0.45%
701,356
$1,353,618 31 Mar 2025
13F
DEERFIELD MANAGEMENT COMPANY, L.P.
13F
Company
0.37%
583,913
$1,126,952 31 Mar 2025
13F
DEUTSCHE BANK AG\
13F
Company
0.34%
537,294
$1,036,977 31 Mar 2025
13F
PRICE T ROWE ASSOCIATES INC /MD/
13F
Company
0.34%
524,741
$1,014,000 31 Mar 2025
13F
Board of Trustees of The Leland Stanford Junior University
13F
Company
0.31%
482,550
$931,322 31 Mar 2025
13F
Hennion & Walsh Asset Management, Inc.
13F
Company
0.31%
477,567
$921,704 31 Mar 2025
13F
OCONNOR, A Distinct Business Unit of UBS ASSET MANAGEMENT AMERICAS (LLC)
13F
Company
0.3%
466,819
$900,961 31 Mar 2025
13F
Rhenman & Partners Asset Management AB
13F
Company
0.3%
460,000
$887,800 31 Mar 2025
13F
WELLINGTON MANAGEMENT GROUP LLP
13F
Company
0.23%
356,480
$688,006 31 Mar 2025
13F
Parkman Healthcare Partners LLC
13F
Company
0.23%
351,436
$678,271 31 Mar 2025
13F
WELLS FARGO & COMPANY/MN
13F
Company
0.22%
347,892
$671,432 31 Mar 2025
13F
Nuveen, LLC
13F
Company
0.22%
347,032
$669,772 31 Mar 2025
13F
Bank of New York Mellon Corp
13F
Company
0.19%
288,698
$557,187 31 Mar 2025
13F
UBS Group AG
13F
Company
0.17%
267,348
$515,982 31 Mar 2025
13F
J. Safra Sarasin Holding AG
13F
Company
0.16%
254,538
$491,258 31 Mar 2025
13F
ACADIAN ASSET MANAGEMENT LLC
13F
Company
0.13%
203,990
$393,000 31 Mar 2025
13F
SUSQUEHANNA INTERNATIONAL GROUP, LLP
13F
Company
0.13%
199,225
$384,504 31 Mar 2025
13F
AMERICAN CENTURY COMPANIES INC
13F
Company
0.13%
198,194
$382,515 31 Mar 2025
13F
ExodusPoint Capital Management, LP
13F
Company
0.12%
183,287
$354,000 31 Mar 2025
13F
MILLENNIUM MANAGEMENT LLC
13F
Company
0.11%
175,303
$338,335 31 Mar 2025
13F

Institutional Holders of Annexon, Inc. - Common Stock (ANNX) as of Q2 2025

As of 30 Jun 2025, Annexon, Inc. - Common Stock (ANNX) was held by 127 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 99,449,067 shares. The largest 10 holders included FMR LLC, BlackRock, Inc., BVF INC/IL, Redmile Group, LLC, VANGUARD GROUP INC, Bain Capital Life Sciences Investors, LLC, Bellevue Group AG, Sio Capital Management, LLC, TFG Asset Management GP Ltd, and Candriam S.C.A.. This page lists 127 institutional shareholders reporting positions in this security for the Q2 2025 filing period.
Investor Option Weight % Change % Value $ * Price Shares Share Change Activity Report Period

Compare Q2 2025 vs Q1 2025 Across Filers

Q1 2025 holders
146
Q2 2025 holders
127
Holder diff
-19
Investor Q1 2025 Shares Q2 2025 Shares Share Diff Share Chg % Q1 2025 Value $ Q2 2025 Value $ Value Diff $ Value Chg %

Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).

Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend
* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.