- Type / Class
- Equity / Common Stock
- Shares outstanding
- 155,837,030
- Total 13F shares
- 101,380,733
- Share change
- +1,923,451
- Total reported value
- $309,219,194
- Put/Call ratio
- 37%
- Price per share
- $3.05
- Number of holders
- 143
- Value change
- +$11,142,271
- Number of buys
- 81
- Number of sells
- 52
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?
Open the full security ownership history page.
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Recent filing periods for CUSIP 03589W102:
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 |
10%
|
15,695,226
|
$37,668,544 | — | 30 Jun 2025 | |
| 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 |
5.1%
|
7,962,368
|
$19,109,683 | — | 30 Jun 2025 | |
| BVF INC/IL |
13F
|
Company |
4.5%
|
7,000,000
|
$16,800,000 | — | 30 Jun 2025 | |
| Redmile Group, LLC |
13F
|
Company |
4%
|
6,300,644
|
$15,121,546 | — | 30 Jun 2025 | |
| VANGUARD GROUP INC |
13F
|
Company |
3.4%
|
5,366,039
|
$12,878,493 | — | 30 Jun 2025 | |
| Bellevue Group AG |
13F
|
Company |
3.3%
|
5,157,290
|
$12,377,496 | — | 30 Jun 2025 | |
| 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 | |
| Sio Capital Management, LLC |
13F
|
Company |
2.6%
|
4,095,764
|
$9,829,834 | — | 30 Jun 2025 | |
| Tetragon Partners GP Ltd |
13F
|
Company |
1.8%
|
2,810,000
|
$6,744,000 | — | 30 Jun 2025 | |
| S.c.a. Candriam |
13F
|
Individual |
1.6%
|
2,534,230
|
$6,082,411 | — | 30 Jun 2025 | |
| MILLENNIUM MANAGEMENT LLC |
13F
|
Company |
1.6%
|
2,514,134
|
$6,033,922 | — | 30 Jun 2025 | |
| Logos Global Management LP |
13F
|
Company |
1.5%
|
2,410,000
|
$5,784,000 | — | 30 Jun 2025 | |
| GEODE CAPITAL MANAGEMENT, LLC |
13F
|
Company |
1.5%
|
2,284,773
|
$5,484,459 | — | 30 Jun 2025 | |
| AMERIPRISE FINANCIAL INC |
13F
|
Company |
1.4%
|
2,166,178
|
$5,198,826 | — | 30 Jun 2025 | |
| STATE STREET CORP |
13F
|
Company |
1.3%
|
1,980,984
|
$4,754,362 | — | 30 Jun 2025 | |
| SPHERA FUNDS MANAGEMENT LTD. |
13F
|
Company |
1.1%
|
1,764,387
|
$4,234,529 | — | 30 Jun 2025 | |
| GOLDMAN SACHS GROUP INC |
13F
|
Company |
1%
|
1,630,649
|
$3,913,557 | — | 30 Jun 2025 | |
| BANK OF AMERICA CORP /DE/ |
13F
|
Company |
0.93%
|
1,452,795
|
$3,486,708 | — | 30 Jun 2025 | |
| MUTUAL OF AMERICA CAPITAL MANAGEMENT LLC |
13F
|
Company |
0.69%
|
1,078,961
|
$2,589,506 | — | 30 Jun 2025 | |
| Woodline Partners LP |
13F
|
Company |
0.68%
|
1,053,709
|
$2,528,902 | — | 30 Jun 2025 | |
| SIRIOS CAPITAL MANAGEMENT L P |
13F
|
Company |
0.64%
|
989,577
|
$2,374,985 | — | 30 Jun 2025 | |
| MASSACHUSETTS FINANCIAL SERVICES CO /MA/ |
13F
|
Company |
0.63%
|
987,513
|
$2,370,031 | — | 30 Jun 2025 | |
| DIMENSIONAL FUND ADVISORS LP |
13F
|
Company |
0.57%
|
889,863
|
$2,135,739 | — | 30 Jun 2025 | |
| KENNEDY CAPITAL MANAGEMENT LLC |
13F
|
Company |
0.55%
|
855,573
|
$2,053,375 | — | 30 Jun 2025 | |
| MORGAN STANLEY |
13F
|
Company |
0.53%
|
832,540
|
$1,998,096 | — | 30 Jun 2025 | |
| Walleye Capital LLC |
13F
|
Company |
0.51%
|
794,639
|
$1,907,134 | — | 30 Jun 2025 | |
| RENAISSANCE TECHNOLOGIES LLC |
13F
|
Company |
0.5%
|
777,900
|
$1,866,960 | — | 30 Jun 2025 | |
| NORTHERN TRUST CORP |
13F
|
Company |
0.48%
|
743,224
|
$1,783,737 | — | 30 Jun 2025 | |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC |
13F
|
Company |
0.47%
|
728,389
|
$1,748,134 | — | 30 Jun 2025 | |
| DEERFIELD MANAGEMENT COMPANY, L.P. |
13F
|
Company |
0.37%
|
583,913
|
$1,401,391 | — | 30 Jun 2025 | |
| DEUTSCHE BANK AG\ |
13F
|
Company |
0.33%
|
511,448
|
$1,227,475 | — | 30 Jun 2025 | |
| PRICE T ROWE ASSOCIATES INC /MD/ |
13F
|
Company |
0.33%
|
508,103
|
$1,221,000 | — | 30 Jun 2025 | |
| OCONNOR, A Distinct Business Unit of UBS ASSET MANAGEMENT AMERICAS (LLC) |
13F
|
Company |
0.32%
|
492,698
|
$1,182,475 | — | 30 Jun 2025 | |
| Hennion & Walsh Asset Management, Inc. |
13F
|
Company |
0.31%
|
484,633
|
$1,163,119 | — | 30 Jun 2025 | |
| Board of Trustees of The Leland Stanford Junior University |
13F
|
Company |
0.31%
|
482,550
|
$1,158,120 | — | 30 Jun 2025 | |
| ACADIAN ASSET MANAGEMENT LLC |
13F
|
Company |
0.3%
|
469,209
|
$1,125,000 | — | 30 Jun 2025 | |
| Rhenman & Partners Asset Management AB |
13F
|
Company |
0.3%
|
460,000
|
$1,104,000 | — | 30 Jun 2025 | |
| Qube Research & Technologies Ltd |
13F
|
Company |
0.27%
|
424,720
|
$1,019,328 | — | 30 Jun 2025 | |
| Parkman Healthcare Partners LLC |
13F
|
Company |
0.26%
|
404,194
|
$970,066 | — | 30 Jun 2025 | |
| J. Safra Sarasin Holding AG |
13F
|
Company |
0.24%
|
381,441
|
$915,458 | — | 30 Jun 2025 | |
| WELLS FARGO & COMPANY/MN |
13F
|
Company |
0.24%
|
376,974
|
$904,737 | — | 30 Jun 2025 | |
| AQR CAPITAL MANAGEMENT LLC |
13F
|
Company |
0.21%
|
332,031
|
$796,875 | — | 30 Jun 2025 | |
| UBS Group AG |
13F
|
Company |
0.21%
|
325,122
|
$780,292 | — | 30 Jun 2025 | |
| Bank of New York Mellon Corp |
13F
|
Company |
0.19%
|
301,048
|
$722,516 | — | 30 Jun 2025 | |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP |
13F
|
Company |
0.17%
|
266,812
|
$640,349 | — | 30 Jun 2025 | |
| Schonfeld Strategic Advisors LLC |
13F
|
Company |
0.17%
|
266,050
|
$638,518 | — | 30 Jun 2025 | |
| Nuveen, LLC |
13F
|
Company |
0.16%
|
255,918
|
$614,203 | — | 30 Jun 2025 | |
| ROYAL BANK OF CANADA |
13F
|
Company |
0.16%
|
245,199
|
$588,000 | — | 30 Jun 2025 | |
| AMERICAN CENTURY COMPANIES INC |
13F
|
Company |
0.14%
|
211,195
|
$506,868 | — | 30 Jun 2025 |
Institutional Holders of Annexon, Inc. - Common Stock (ANNX) as of Q3 2025
As of 30 Sep 2025,
Annexon, Inc. - Common Stock (ANNX) was held by
143 institutional
shareholders
that filed Form 13F with the SEC.
Together, they reported ownership of
101,380,733 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, MORGAN STANLEY, MILLENNIUM MANAGEMENT LLC, and Woodline Partners LP.
This page lists
143
institutional shareholders reporting positions in this security
for the Q3 2025 filing period.
| Investor | Option | Weight % | Change % | Value $ | * Price | Shares | Share Change | Activity | Report Period |
|---|
Compare Q3 2025 vs Q2 2025 Across Filers
Q2 2025 holders
127
Q3 2025 holders
143
Holder diff
16
| Investor | Q2 2025 Shares | Q3 2025 Shares | Share Diff | Share Chg % | Q2 2025 Value $ | Q3 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.
An asterisk sign (*) next to the price indicates that the price is likely invalid.