Annexon, Inc. - Common Stock, par value $0.001 (ANNX)

Historical Holders from Q3 2020 to Q4 2025

Type / Class
Equity / Common Stock, par value $0.001
Symbol
ANNX on Nasdaq
Shares outstanding
145,057,417
Price per share
$5.02
All holders as of 30 Sep 2025
Q3 2025
Total 13F shares as of 30 Sep 2025
101,393,828
Total reported value
$309,259,133
% of total 13F portfolios
0%
Share change
+1,936,592
Value change
+$11,182,358
Avg buy value change
+0%
Avg sell value change
-0%
Number of holders
144
Price from insider filings
$5.02
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

Significant Owners of Annexon, Inc. - Common Stock, par value $0.001 (ANNX) based on Schedule 13D/G filings

Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
FMR LLC 10% -30% $33,797,548 -$14,072,892 11,081,163 -29% FMR LLC 30 Sep 2025
Satter Muneer A 7.2% $36,032,262 10,444,134 Satter Muneer A 19 Nov 2025
VANGUARD GROUP INC 5.3% +8.2% $17,797,092 +$1,389,132 5,835,112 +8.5% The Vanguard Group 30 Sep 2025
Bain Capital Life Sciences Fund, L.P. 4.9% $7,243,715 5,249,069 BCLS I Investco, LP 31 Dec 2024
Point72 Asset Management, L.P. 0.1% $131,693 95,430 Point72 Asset Management, L.P. 31 Mar 2025
As of 30 Sep 2025, Annexon, Inc. - Common Stock, par value $0.001 (ANNX) has 144 institutional shareholders filing 13F forms. They hold 101,393,828 shares. of 145,057,417 outstanding shares (70%) .

Top 25 institutional shareholders own 58% of the company.

Filer Ownership Nb Shares Share Change % Portfolio % Holdings Value
FMR LLC 7.6% 11,081,163 -29% 0% $33,797,548
BlackRock, Inc. 5.4% 7,899,008 -0.8% 0% $24,091,974
BVF INC/IL 4.8% 7,000,000 0% 0.87% $21,350,000
Redmile Group, LLC 4.3% 6,300,644 0% 1.9% $19,216,964
VANGUARD GROUP INC 4% 5,835,112 +8.7% 0% $17,797,091
Bain Capital Life Sciences Investors, LLC 3.6% 5,249,069 0% 1.1% $16,009,660
Bellevue Group AG 3.6% 5,157,290 0% 0.33% $15,729,735
MORGAN STANLEY 2.1% 3,029,848 +264% 0% $9,241,037
MILLENNIUM MANAGEMENT LLC 1.9% 2,822,823 +12% 0.01% $8,609,610
Woodline Partners LP 1.8% 2,638,275 +150% 0.04% $8,046,739
Opaleye Management Inc. 1.8% 2,600,000 1.1% $7,930,000
Candriam S.C.A. 1.7% 2,534,230 0% 0.04% $7,729,402
GEODE CAPITAL MANAGEMENT, LLC 1.7% 2,436,944 +6.7% 0% $7,434,061
GOLDMAN SACHS GROUP INC 1.7% 2,406,432 +48% 0% $7,339,618
AMERIPRISE FINANCIAL INC 1.5% 2,192,354 +1.2% 0% $6,686,681
TFG Asset Management GP Ltd 1.5% 2,112,455 -25% 0.94% $6,442,988
STATE STREET CORP 1.4% 2,050,308 +3.5% 0% $6,253,439
SPHERA FUNDS MANAGEMENT LTD. 1.2% 1,794,387 +1.7% 1.3% $5,472,880
DEUTSCHE BANK AG\ 1% 1,504,349 +194% 0% $4,588,264
ADAGE CAPITAL PARTNERS GP, L.L.C. 1% 1,500,000 0.01% $4,575,000
Balyasny Asset Management L.P. 0.89% 1,297,260 0.01% $3,956,643
BANK OF AMERICA CORP /DE/ 0.89% 1,294,302 -11% 0% $3,947,621
J. Goldman & Co LP 0.76% 1,107,001 0.13% $3,376,353
MUTUAL OF AMERICA CAPITAL MANAGEMENT LLC 0.74% 1,066,932 -1.1% 0.03% $3,254,143
MASSACHUSETTS FINANCIAL SERVICES CO /MA/ 0.68% 980,285 -0.73% 0% $2,989,869

Institutional Holders of Annexon, Inc. - Common Stock, par value $0.001 (ANNX) across Reporting Periods

Period Reported Shares, Excl. Options Value, Excl. Options Value Change Price (% of par) Investors
2025 Q4 47,835 $241,780 -$246,482 502.37% 3
2025 Q3 101,393,828 $309,259,133 +$11,182,358 305% 144
2025 Q2 99,449,067 $238,679,312 +$759,658 240% 127
2025 Q1 99,491,910 $192,037,326 -$14,234,478 193% 146
2024 Q4 111,907,472 $574,087,837 +$7,285,869 513% 151
2024 Q3 109,990,075 $651,286,272 +$12,076,393 592% 141
2024 Q2 107,381,777 $526,167,096 +$50,550,463 490% 142
2024 Q1 94,762,361 $679,439,764 +$102,859,903 717% 126
2023 Q4 19,070 $86,578 -$10,946 454% 1
2023 Q3 53,312,574 $125,814,355 -$901,607 236% 91
2023 Q2 53,372,682 $187,870,375 -$1,702,155 352% 93
2023 Q1 53,952,545 $207,581,535 +$10,754,632 385% 96
2022 Q4 47,049,561 $243,269,266 +$3,514,528 517% 81
2022 Q3 46,265,065 $285,915,000 +$50,218,970 618% 68
2022 Q2 37,287,884 $140,514,057 +$11,741,142 376.98% 70
2022 Q1 35,613,808 $97,230,060 -$20,159,044 272.99% 91
2021 Q4 38,165,954 $438,786,894 +$3,774,832 1,148.99% 90
2021 Q3 38,055,922 $708,635,015 -$28,023,858 1,861% 81
2021 Q2 38,758,080 $871,497,672 +$28,301,555 2,251.01% 73
2021 Q1 37,426,974 $1,040,768,344 +$36,673,598 2,784% 72
2020 Q4 34,960,735 $873,036,496 -$19,051,885 2,502.99% 68
2020 Q3 34,842,574 $1,039,585,431 +$1,039,585,817 3,022.99% 65