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Annexon, Inc.

ANNX
Exchange
Nasdaq
Industry
Pharmaceutical Preparations
SEC CIK
0001528115

In the last 90 days, Annexon, Inc. insiders filed 1 open-market purchase and 0 sales; 216 institutions reported holding it in 13F filings for Q2 2026, worth $1.02B in total; no superinvestor holds it.

13F holders, Q2 2024

Institutional positions in Annexon, Inc. as of Jun 30, 2024. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
140
+13 vs. Q1 2024
Shares held
107.6M
+12.6M (+13.3%) vs. Q1 2024
Total value
$526.9M
−$152.5M (−22.5%) vs. Q1 2024
New holders
39
54 more added
Sold out
26
33 more reduced

Compare with Q1 2024: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting ANNX on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ2 2024: 140 institutions
Q1 2021: 72 institutionsQ2 2021: 74 institutionsQ3 2021: 82 institutionsQ4 2021: 97 institutionsQ1 2022: 100 institutionsQ2 2022: 78 institutionsQ3 2022: 72 institutionsQ4 2022: 84 institutionsQ1 2023: 100 institutionsQ2 2023: 95 institutionsQ3 2023: 93 institutionsQ4 2023: 99 institutionsQ1 2024: 127 institutionsQ2 2024: 140 institutionsQ3 2024: 142 institutionsQ4 2024: 153 institutionsQ1 2025: 148 institutionsQ2 2025: 129 institutionsQ3 2025: 144 institutionsQ4 2025: 168 institutionsQ1 2026: 217 institutionsQ2 2026: 216 institutions
Value heldQ2 2024: $526.9M
Q1 2021: $1.04BQ2 2021: $873.7MQ3 2021: $708.6MQ4 2021: $445.7MQ1 2022: $105.9MQ2 2022: $144.9MQ3 2022: $292.3MQ4 2022: $243.3MQ1 2023: $207.6MQ2 2023: $190.0MQ3 2023: $126.0MQ4 2023: $365.7MQ1 2024: $679.4MQ2 2024: $526.9MQ3 2024: $651.8MQ4 2024: $574.6MQ1 2025: $192.1MQ2 2025: $238.7MQ3 2025: $309.2MQ4 2025: $687.2MQ1 2026: $863.7MQ2 2026: $1.02B
Institutions holding ANNX and their total value by quarter
QuarterHoldersValue
Q2 2026216$1.02B
Q1 2026217$863.7M
Q4 2025168$687.2M
Q3 2025144$309.2M
Q2 2025129$238.7M
Q1 2025148$192.1M
Q4 2024153$574.6M
Q3 2024142$651.8M
Q2 2024140$526.9M
Q1 2024127$679.4M
Q4 202399$365.7M
Q3 202393$126.0M
Q2 202395$190.0M
Q1 2023100$207.6M
Q4 202284$243.3M
Q3 202272$292.3M
Q2 202278$144.9M
Q1 2022100$105.9M
Q4 202197$445.7M
Q3 202182$708.6M
Q2 202174$873.7M
Q1 202172$1.04B

Institutions, Q2 2024

Shares, value and share of portfolio for each institution holding Annexon, Inc.; share changes are against Q1 2024.

Institutions holding ANNX in Q2 2024
InstitutionSharesValue% of portfolioChange in sharesAction
Farther Finance Advisors, LLC1$50.00%00.0%Unchanged
Rothschild Investment LLC25$1230.00%+25New
Signaturefd, LLC151$7400.00%+151New
Nisa Investment Advisors, LLC187$9160.00%+165+750.0%Added
The PNC Financial Services Group, Inc.216$1.06K0.00%+55+34.2%Added
HighMark Wealth Management LLC300$1.47K0.00%00.0%Unchanged
SRS Capital Advisors, Inc.457$2.24K0.00%+457New
CIBC Private Wealth Group, LLC670$3.20K0.00%+670New
Private Wealth Management Group, LLC654$3.21K0.00%00.0%Unchanged
Amalgamated Bank2,290$11.0K0.00%00.0%Unchanged
CWM, LLC2,508$12.0K0.00%+2,491+14,652.9%Added
Federated Hermes, Inc.2,882$14.1K0.00%+1,599+124.6%Added
EntryPoint Capital, LLC5,518$27.0K0.01%−8,100−59.5%Reduced
Russell Investments Group, Ltd.6,098$29.9K0.00%+5,110+517.2%Added
California State Teachers Retirement System6,104$29.9K0.00%−670−9.9%Reduced
Ameritas Investment Partners, Inc.6,718$32.9K0.00%00.0%Unchanged
Comerica Bank10,000$49.0K0.00%00.0%Unchanged
Kestra Advisory Services, LLC10,000$49.0K0.00%00.0%Unchanged
Harbor Advisors LLC10,000$49.0K0.01%+10,000New
Sandia Investment Management LP10,000$49.0K0.06%+10,000New
Verition Fund Management LLC10,038$49.2K0.00%+10,038New
Victory Capital Management Inc10,345$50.7K0.00%+10,345New
49 Wealth Management, LLC10,111$51.1K0.01%−3,182−23.9%Reduced
Cambridge Investment Research Advisors, Inc.11,317$55.0K0.00%+617+5.8%Added
Principal Financial Group Inc11,440$56.1K0.00%+11,440New
Corton Capital Inc.11,478$56.2K0.03%+11,478New
State Board of Administration of Florida Retirement System11,857$58.1K0.00%+11,857New
Legal & General Group Plc12,663$62.0K0.00%+7,157+130.0%Added
Royal Bank of Canada14,125$69.0K0.00%+12,242+650.1%Added
Group One Trading, L.P.14,333$70.2K0.00%+8,813+159.7%Added
Virtus ETF Advisers LLC15,063$73.8K0.04%+15,063New
SG Americas Securities, LLC15,040$74.0K0.00%−6,664−30.7%Reduced
Tower Research Capital LLC (TRC)15,881$77.8K0.00%+8,867+126.4%Added
Forefront Analytics, LLC16,103$78.9K0.04%+1,285+8.7%Added
Coastal Bridge Advisors, LLC17,000$83.3K0.02%00.0%Unchanged
Aigen Investment Management, LP17,782$87.1K0.02%+17,782New
Jefferies Financial Group Inc.18,000$88.2K0.00%+18,000New
Graham Capital Management, L.P.21,996$107.8K0.00%+21,996New
Invesco Ltd.22,838$111.9K0.00%−766,206−97.1%Reduced
LPL Financial LLC22,997$112.7K0.00%+22,997New
Omers Administration Corp24,400$119.6K0.00%+24,400New
Allegheny Financial Group LTD25,200$123.5K0.04%+3,500+16.1%Added
Creative Planning26,865$131.6K0.00%+26,865New
Voya Investment Management LLC28,282$138.6K0.00%+6,775+31.5%Added
Squarepoint Ops LLC28,337$138.9K0.00%+28,337New
Virtu Financial LLC29,664$145.0K0.01%−16,066−35.1%Reduced
Gsa Capital Partners LLP31,226$153.0K0.01%+5,514+21.4%Added
Mirae Asset Global ETFs Holdings Ltd.34,167$167.4K0.00%+34,167New
New York State Common Retirement Fund34,668$169.9K0.00%+22,721+190.2%Added
Maven Securities LTD34,707$170.1K0.03%+34,707New
Aquatic Capital Management LLC35,300$173.0K0.01%+35,300New
HSBC Holdings PLC36,369$174.6K0.00%−7,649−17.4%Reduced
Susquehanna Portfolio Strategies, LLC37,660$184.5K0.01%−103,902−73.4%Reduced
Bayesian Capital Management, LP38,599$189.1K0.02%+22,000+132.5%Added
Prudential Financial Inc39,340$192.8K0.00%+2,215+6.0%Added
Jump Financial, LLC42,953$210.5K0.00%−167,247−79.6%Reduced
Corebridge Financial, Inc.45,318$222.1K0.00%+45,318New
Cornercap Investment Counsel Inc46,057$225.7K0.04%−641−1.4%Reduced
DnB Asset Management AS46,485$227.8K0.00%+10,574+29.4%Added
MetLife Investment Management49,398$242.1K0.00%+14,391+41.1%Added
Park Avenue Securities LLC49,986$245.0K0.00%+49,986New
Barclays PLC56,976$279.2K0.00%−17,924−23.9%Reduced
Sherbrooke Park Advisers LLC61,109$299.4K0.05%+61,109New
Advisor Group Holdings, Inc.62,625$306.9K0.00%+61,834+7,817.2%Added
State of Wisconsin Investment Board64,309$315.1K0.00%+64,309New
Bank of America Corp65,560$321.2K0.00%−10,326−13.6%Reduced
Jane Street Group, LLC69,965$342.8K0.00%−62,460−47.2%Reduced
Alps Advisors Inc71,077$348.3K0.00%+71,077New
UBS Group AG75,573$370.3K0.00%−15,473−17.0%Reduced
Bridgeway Capital Management, LLC85,000$416.5K0.01%−92,500−52.1%Reduced
D. E. Shaw & Co., Inc.92,085$451.2K0.00%−287,169−75.7%Reduced
Boothbay Fund Management, LLC103,493$507.1K0.02%−271,783−72.4%Reduced
American Century Companies Inc115,662$566.7K0.00%+37,242+47.5%Added
Two Sigma Advisers, LP119,400$585.1K0.00%−75,000−38.6%Reduced
Rhumbline Advisers126,659$620.6K0.00%+44,681+54.5%Added
TD Asset Management Inc133,648$654.9K0.00%−42,552−24.1%Reduced
Alliancebernstein L.P.146,450$717.6K0.00%+105,830+260.5%Added
Artia Global Partners LP147,485$722.7K0.19%00.0%Unchanged
Monashee Investment Management LLC150,000$735.0K0.10%+150,000New
Wells Fargo & Company150,616$738.0K0.00%+121,711+421.1%Added
Driehaus Capital Management LLC258,314$738.5K0.01%00.0%Unchanged
Manufacturers Life Insurance Company, The157,136$770.0K0.00%+63,330+67.5%Added
Susquehanna Fundamental Investments, LLC163,025$798.8K0.02%+129,455+385.6%Added
Hennion & Walsh Asset Management, Inc.192,612$943.8K0.05%+192,612New
Wellington Management Group LLP193,419$947.8K0.00%+23,849+14.1%Added
Ovata Capital Management Ltd200,000$980.0K0.53%+200,000New
Cinctive Capital Management LP218,090$1.07M0.06%+173,790+392.3%Added
Charles Schwab Investment Management Inc227,560$1.12M0.00%+46,509+25.7%Added
UBS Oconnor LLC228,277$1.12M0.03%−20,000−8.1%Reduced
Point72 Europe (London) LLP234,592$1.15M0.10%+234,592New
Bank of New York Mellon Corp258,033$1.26M0.00%+77,417+42.9%Added
AQR Capital Management LLC279,463$1.37M0.00%+268,085+2,356.2%Added
Ghost Tree Capital, LLC310,000$1.52M0.53%+310,000New
Trexquant Investment LP313,093$1.53M0.02%+313,093New
Two Sigma Investments, LP326,404$1.60M0.00%−47,044−12.6%Reduced
Parkman Healthcare Partners LLC326,845$1.60M0.22%−19,842−5.7%Reduced
Susquehanna International Group, LLP339,278$1.66M0.00%+187,777+123.9%Added
Millennium Management LLC347,212$1.70M0.00%−930,976−72.8%Reduced
Ikarian Capital, LLC380,000$1.86M0.58%−1,025,000−73.0%Reduced
Octagon Capital Advisors LP400,000$1.96M0.32%−1,650,000−80.5%Reduced