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Annexon (ANNX) Institutional Ownership

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$5.09 0.00 (0.00%)
Closing price 07/31/2026 04:00 PM Eastern
Extended Trading
$5.10 +0.00 (+0.10%)
As of 07/31/2026 07:34 PM Eastern
Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Massive. Learn more.
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Institutional Ownership Changes (13F Filings) for Annexon (NASDAQ:ANNX)

Number of
Institutional Buyers
(last 12 months)
97
Total
Institutional Inflows
(last 12 months)
$204.75M
Number of
Institutional Sellers
(last 12 months)
34
Total
Institutional Outflows
(last 12 months)
$26.86M
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Skip Chart & View Institutional Buying and Selling Data

ANNX Institutional Buying and Selling by Quarter

Annexon Major Shareholders & Ownership History

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Reporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
7/9/2026 Hennion & Walsh Asset Management Inc.507,050$2.90M0.1%-0.5%0.309%
5/19/2026Bank of America Corp DE4,259,995$23.60M0.0%+165.3%2.600%
5/19/2026Janus Henderson Group PLC59,100$328K0.0%N/A0.036%
5/18/2026ADAR1 Capital Management LLC55,000$305K0.0%+14.6%0.034%
5/18/2026Redmile Group LLC14,549,768$80.61M5.3%+44.8%8.880%
5/16/2026The Manufacturers Life Insurance Company 134,786$747K0.0%+3.6%0.082%
5/14/2026Renaissance Technologies LLC544,300$3.02M0.0%-32.2%0.332%
5/14/2026Siren L.L.C.3,958,646$21.93M0.6%N/A2.416%
5/14/2026Sei Investments Co.203,236$1.13M0.0%+248.8%0.124%
5/14/2026Lido Advisors LLC31,000$172K0.0%-11.3%0.019%
5/7/2026Dimensional Fund Advisors LP924,078$5.12M0.0%+28.6%0.569%
5/7/2026 AlphaCentric Advisors LLC24,518$136K0.1%N/A0.015%
5/7/2026Swiss National Bank236,000$1.31M0.0%N/A0.145%
5/5/2026Bank of New York Mellon Corp395,019$2.19M0.0%+9.2%0.243%
5/4/2026J. Safra Sarasin Holding AG90,487$501K0.0%-23.2%0.056%
5/1/2026Fifth Third Bancorp35,398$196K0.0%N/A0.022%
4/28/2026 Abel Hall LLC10,921$61K0.0%N/A0.007%
4/27/2026 Y Intercept Hong Kong Ltd1,319,913$7.31M0.1%N/A0.812%
4/25/2026 Strs Ohio55,500$307K0.0%N/A0.034%
4/22/2026 Pictet Asset Management Holding SA16,701$93K0.0%N/A0.010%
3/3/2026Caitong International Asset Management Co. Ltd19,197$96K0.0%N/A0.016%
2/19/2026Invesco Ltd.972,449$4.88M0.0%+381.5%0.813%
2/18/2026Mercer Global Advisors Inc. ADV10,386$52K0.0%N/A0.009%
2/18/2026XTX Topco Ltd243,313$1.22M0.0%+64.6%0.203%
2/18/2026Ikarian Capital LLC230,244$1.16M0.1%N/A0.192%
2/18/2026Virtus Investment Advisers LLC53,527$269K0.1%+27.5%0.045%
2/18/2026Wellington Management Group LLP398,077$2.00M0.0%N/A0.333%
2/18/2026SummitTX Capital L.P.438,497$2.20M0.1%+81.2%0.367%
2/18/2026Susquehanna Portfolio Strategies LLC356,619$1.79M0.0%+0.8%0.298%
2/18/2026Sphera Funds Management LTD.1,316,212$6.61M1.2%-26.6%1.100%
2/18/2026Quadrature Capital Ltd48,573$244K0.0%N/A0.041%
2/18/2026Millennium Management LLC2,836,857$14.24M0.0%+0.5%2.371%
2/18/2026Ishara Investments LP750,000$3.77M4.4%N/A0.627%
2/18/2026Cinctive Capital Management LP358,986$1.80M0.1%+448.4%0.300%
2/18/2026Balyasny Asset Management L.P.3,299,256$16.56M0.0%+154.3%2.758%
2/18/2026Boothbay Fund Management LLC64,069$322K0.0%N/A0.054%
2/18/2026BVF Inc. IL9,128,080$45.82M1.5%+30.4%7.630%
2/17/2026ADAR1 Capital Management LLC48,000$241K0.0%N/A0.040%
2/17/2026Schonfeld Strategic Advisors LLC522,846$2.63M0.0%+146.4%0.437%
2/17/2026J. Goldman & Co LP993,795$4.99M0.1%-10.2%0.831%
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2/17/2026AQR Capital Management LLC776,307$3.90M0.0%+35.2%0.649%
2/17/2026Mak Capital One LLC2,958,527$14.85M1.6%N/A2.473%
2/17/2026Jump Financial LLC122,858$617K0.0%N/A0.103%
2/17/2026Price T Rowe Associates Inc. MD445,074$2.24M0.0%-8.2%0.372%
2/17/2026Adage Capital Partners GP L.L.C.5,500,000$27.61M0.0%+266.7%4.598%
2/17/2026Russell Investments Group Ltd.683,016$3.43M0.0%+3,648.7%0.571%
2/17/2026Captrust Financial Advisors31,585$159K0.0%N/A0.026%
2/16/2026Mariner LLC31,335$157K0.0%N/A0.026%
2/16/2026Landscape Capital Management L.L.C.10,016$50K0.0%N/A0.008%
2/16/2026Barclays PLC289,963$1.46M0.0%+96.0%0.242%
2/13/2026Marshall Wace LLP520,998$2.62M0.0%N/A0.436%
2/13/2026The Manufacturers Life Insurance Company 130,102$655K0.0%-1.9%0.109%
2/13/2026Quarry LP75,000$376K0.1%-31.8%0.063%
2/13/2026Jacobs Levy Equity Management Inc.683,879$3.43M0.0%+2,927.5%0.572%
2/13/2026Sirios Capital Management L P710,256$3.57M0.4%-26.8%0.594%
2/13/2026Rafferty Asset Management LLC141,644$711K0.0%N/A0.118%
2/13/2026Charles Schwab Investment Management Inc.1,057,060$5.31M0.0%+33.8%0.884%
2/13/2026State Street Corp4,652,185$23.35M0.0%+126.9%3.889%
2/13/2026Ieq Capital LLC182,982$919K0.0%+21.7%0.153%
2/13/2026Caitong International Asset Management Co. Ltd16,415$82K0.2%N/A0.014%
2/13/2026Wells Fargo & Company MN573,748$2.88M0.0%+40.1%0.480%
2/12/2026MetLife Investment Management LLC39,059$196K0.0%-12.5%0.033%
2/12/2026Renaissance Technologies LLC802,600$4.03M0.0%+6.5%0.671%
2/12/2026Dimensional Fund Advisors LP718,680$3.61M0.0%-6.3%0.601%
2/12/2026EntryPoint Capital LLC42,774$215K0.1%+114.2%0.036%
2/12/2026 New York State Common Retirement Fund29,568$148K0.0%-14.2%0.025%
2/12/2026Nuveen LLC2,915,324$14.64M0.0%+327.1%2.437%
2/11/2026Deutsche Bank AG560,744$2.82M0.0%-62.7%0.469%
2/11/2026Cerity Partners LLC14,801$74K0.0%N/A0.012%
2/11/2026Landing Point Financial Group LLC34,900$175K0.1%N/A0.029%
2/11/2026WINTON GROUP Ltd53,400$268K0.0%N/A0.045%
2/10/2026Goldman Sachs Group Inc.1,768,745$8.88M0.0%-26.5%1.479%
2/10/2026Intech Investment Management LLC42,524$213K0.0%+59.4%0.036%
2/9/2026Geode Capital Management LLC2,902,896$14.58M0.0%+19.1%2.427%
2/6/2026ProShare Advisors LLC24,698$124K0.0%+21.7%0.021%
2/5/2026DNB Asset Management AS118,324$594K0.0%+40.0%0.099%
1/26/2026 Mirae Asset Global Investments Co. Ltd.7,033$35K0.0%+65.6%0.006%
1/26/2026CWM LLC30,297$152K0.0%+29.0%0.025%
1/22/2026Massachusetts Financial Services Co. MA903,439$4.54M0.0%-7.8%0.755%
1/22/2026 Mount Vernon Associates Inc. MD10,500$53K0.0%N/A0.009%
1/15/2026J. Safra Sarasin Holding AG117,768$591K0.0%-47.2%0.098%
1/14/2026 Hennion & Walsh Asset Management Inc.534,986$2.69M0.1%+12.4%0.447%
1/9/2026SG Americas Securities LLC28,071$141K0.0%+155.3%0.023%
1/8/2026 Wealth Enhancement Advisory Services LLC19,553$100K0.0%+13.6%0.016%
1/1/2026JPMorgan Chase & Co.46,886$143K0.0%-11.2%0.039%
11/21/2025CIBC Bancorp USA Inc.10,208$31K0.0%N/A0.009%
11/17/2025Jacobs Levy Equity Management Inc.22,589$69K0.0%N/A0.019%
11/17/2025Woodline Partners LP2,638,275$8.05M0.0%+150.4%2.205%
11/17/2025Quarry LP110,000$336K0.1%+155.0%0.092%
11/17/2025Qube Research & Technologies Ltd572,644$1.75M0.0%+34.8%0.479%
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11/17/2025Millennium Management LLC2,822,823$8.61M0.0%+12.3%2.360%
11/17/2025MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.44,979$137K0.0%-14.2%0.038%
11/17/2025Brevan Howard Capital Management LP94,554$288K0.0%+77.5%0.079%
11/17/2025Cinctive Capital Management LP65,466$200K0.0%-51.7%0.055%
11/17/2025Bank of America Corp DE1,294,302$3.95M0.0%-10.9%1.082%
11/17/2025Ameriprise Financial Inc.2,192,354$6.69M0.0%+1.2%1.833%
11/14/2025Schonfeld Strategic Advisors LLC212,219$647K0.0%-20.2%0.193%
11/14/2025SummitTX Capital L.P.241,991$738K0.0%N/A0.220%
11/14/2025Raymond James Financial Inc.20,000$61K0.0%N/A0.018%
11/14/2025Two Sigma Investments LP279,134$851K0.0%+38.8%0.254%


ANNX Institutional Ownership - Frequently Asked Questions

During the previous two years, 159 institutional investors and hedge funds held shares of Annexon. The most heavily invested institutionals were Redmile Group LLC ($80.61M), FMR LLC ($50.69M), BVF Inc. IL ($45.82M), Point72 Asset Management L.P. ($28.87M), Adage Capital Partners GP L.L.C. ($27.61M), Bain Capital Life Sciences Investors LLC ($26.93M), and Bank of America Corp DE ($23.60M).Learn more on Annexon's institutional investors.

Of the 143 institutional investors that purchased Annexon's stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: State Street Corp ($4.67M), Redmile Group LLC ($4.50M), Adage Capital Partners GP L.L.C. ($4M), Siren L.L.C. ($3.96M), Bank of America Corp DE ($3.07M), Mak Capital One LLC ($2.96M), and Nuveen LLC ($2.58M).

Institutional investors have bought a total of 41,881,216 shares in the last 24 months. This purchase volume represents approximately $204.75M in transactions.

Of the 34 institutional investors that sold Annexon's stock in the last 24 months, the following investors and hedge funds have sold the highest volume of shares: Ameriprise Financial Inc. ($1.82M), JPMorgan Chase & Co. ($1.39M), Deutsche Bank AG ($943.61K), Goldman Sachs Group Inc. ($637.69K), Sphera Funds Management LTD. ($478.18K), Qube Research & Technologies Ltd ($312.55K), and J. Safra Sarasin Holding AG ($290.95K).

Institutional investors have sold a total of 7,561,899 shares in the last 24 months. This volume of shares sold represents approximately $26.86M in transactions.


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This page (NASDAQ:ANNX) was last updated on 8/3/2026 by MarketBeat.com Staff.
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