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ANNX Insider Trading

Insider Ownership Percentage: 10.31%
Insider Buying (Last 12 Months): $10,728,919.06
Insider Selling (Last 12 Months): $165,973.38

Annexon Insider Trading History Chart

This chart shows the insider buying and selling history at Annexon by year and by quarter.

Skip ChartChart Data in Insider Trading History Table

Annexon Share Price & Price History

Current Price: $4.23
Price Change: ▲ Price Increase of +0.06 (1.44%)
As of 09/18/2026 04:00 PM ET

This chart shows the closing price history over time for ANNX up to the past year.

Skip Chart and Table DataPrice Data in Insider Trading History Table
Days: 30 | 90 | 365

Annexon Insider Trading History

Transaction DateInsider NameTitleBuy/SellNumber of SharesAverage Share PriceTotal TransactionShares Held After TransactionDetails
5/28/2026Muneer A SatterDirectorBuy613,497$5.41$3,319,018.7710,342,134View SEC Filing Icon  
5/11/2026William H CarsonDirectorBuy8,000$5.78$46,240.0078,405View SEC Filing Icon  
4/10/2026William H CarsonDirectorBuy8,000$6.20$49,600.0070,405View SEC Filing Icon  
3/10/2026William H CarsonDirectorBuy8,000$5.67$45,360.0062,405View SEC Filing Icon  
2/18/2026Dean Richard ArtisEVPSell5,290$5.10$26,979.00123,487View SEC Filing Icon  
2/18/2026Jamie DananbergInsiderSell5,290$5.10$26,979.0073,152View SEC Filing Icon  
2/18/2026Jennifer LewCFOSell7,851$5.11$40,118.61113,765View SEC Filing Icon  
2/18/2026Michael OverdorfEVPSell6,225$5.10$31,747.50124,464View SEC Filing Icon  
2/18/2026Ted YednockEVPSell7,857$5.11$40,149.2797,227View SEC Filing Icon  
12/30/2025William H CarsonDirectorBuy4,115$5.02$20,657.3054,405View SEC Filing Icon  
12/1/2025Jung ChoiDirectorBuy33,000$4.19$138,270.0033,000View SEC Filing Icon  
12/1/2025William H CarsonDirectorBuy4,115$4.47$18,394.0550,290View SEC Filing Icon  
11/21/2025Muneer A SatterDirectorBuy422,613$4.28$1,808,783.649,728,637View SEC Filing Icon  
11/20/2025Muneer A SatterDirectorBuy400,000$4.48$1,792,000.009,306,024View SEC Filing Icon  
11/19/2025Muneer A SatterDirectorBuy500,000$3.94$1,970,000.008,906,024View SEC Filing Icon  
11/17/2025Muneer A SatterDirectorBuy500,000$2.99$1,495,000.007,906,024View SEC Filing Icon  
10/30/2025William H CarsonDirectorBuy4,115$3.17$13,044.5546,175View SEC Filing Icon  
9/30/2025William H CarsonDirectorBuy4,115$3.05$12,550.7542,060View SEC Filing Icon  
7/30/2025William H CarsonDirectorBuy4,115$2.43$9,999.4533,830View SEC Filing Icon  
7/14/2025Jennifer LewCFOSell1,117$2.58$2,881.86121,616View SEC Filing Icon  
7/14/2025Jennifer LewCFOSell1,117$2.58$2,881.86121,616View SEC Filing Icon  
7/14/2025Michael OverdorfEVPSell853$2.61$2,226.33130,689View SEC Filing Icon  
7/14/2025Michael OverdorfEVPSell853$2.61$2,226.33130,689View SEC Filing Icon  
7/14/2025Ted YednockEVPSell1,116$2.58$2,879.28105,084View SEC Filing Icon  
7/14/2025Ted YednockEVPSell1,116$2.58$2,879.28105,084View SEC Filing Icon  
6/30/2025William H CarsonDirectorBuy4,115$2.46$10,122.9029,715View SEC Filing Icon  
2/18/2025Dean Richard ArtisEVPSell5,515$2.97$16,379.5583,814View SEC Filing Icon  
2/18/2025Jamie DananbergInsiderSell5,521$2.96$16,342.1633,479View SEC Filing Icon  
2/18/2025Jennifer LewCFOSell6,912$2.92$20,183.0477,770View SEC Filing Icon  
2/13/2025Douglas LoveCEOSell5,021$2.95$14,811.95351,554View SEC Filing Icon  
2/13/2025Jennifer LewCFOSell1,786$2.98$5,322.2884,682View SEC Filing Icon  
2/13/2025Michael OverdorfEVPSell1,425$2.99$4,260.7593,197View SEC Filing Icon  
12/2/2024William H CarsonDirectorBuy3,200$5.33$17,056.0025,600View SEC Filing Icon  
10/15/2024Ted YednockEVPSell5,408$7.41$40,073.2871,365View SEC Filing Icon  
9/19/2024Ted YednockEVPSell4,500$7.10$31,950.0071,365View SEC Filing Icon  
9/5/2024Ted YednockEVPSell5,500$5.64$31,020.0010,000View SEC Filing Icon  
9/3/2024William H CarsonDirectorBuy3,200$5.48$17,536.0019,200View SEC Filing Icon  
8/29/2024Ted YednockEVPSell5,500$5.95$32,725.0015,500View SEC Filing Icon  
8/1/2024William H CarsonDirectorBuy3,200$6.24$19,968.0016,000View SEC Filing Icon  
7/15/2024Jennifer LewCFOSell1,104$6.03$6,657.1286,468View SEC Filing Icon  
7/15/2024Michael OverdorfEVPSell784$6.02$4,719.6894,622View SEC Filing Icon  
7/1/2024William H CarsonDirectorBuy3,200$5.00$16,000.0012,800View SEC Filing Icon  
4/8/2024William H CarsonDirectorBuy3,200$6.07$19,424.003,200View SEC Filing Icon  
2/12/2024Douglas LoveCEOSell5,782$5.54$32,032.28196,121View SEC Filing Icon  
2/12/2024Jennifer LewCFOSell1,809$5.54$10,021.8645,651View SEC Filing Icon  
2/12/2024Michael OverdorfEVPSell1,349$5.53$7,459.9748,592View SEC Filing Icon  
12/27/2023Ted YednockEVPSell21,000$4.52$94,920.00View SEC Filing Icon  
12/26/2023Muneer A SatterDirectorBuy350,000$2.88$1,008,000.007,406,024View SEC Filing Icon  
See Full Table

SEC Filings (Institutional Ownership Changes) for Annexon (NASDAQ:ANNX)

Institutional Buying and Selling by Quarter

This chart shows the instiutional buying and selling at ANNX by year and by quarter.

Skip Institutional Buying and Selling Chart and Table DataRead Chart Data in Institutional Trading History Table

Annexon Institutional Trading History

Reporting DateHedge FundShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
9/9/2026Opaleye Management Inc.1,714,451$9.79M0.9%-26.5%0.904%Search for SEC Filing on Google Icon
9/9/2026WINTON GROUP Ltd47,800$0.27M0.0%+98.3%0.025%Search for SEC Filing on Google Icon
9/9/2026Engineers Gate Manager LP319,057$1.82M0.0%+83.2%0.168%Search for SEC Filing on Google Icon
9/9/2026Integrated Wealth Concepts LLC13,537$77K0.0%+32.3%0.007%Search for SEC Filing on Google Icon
9/9/2026Squarepoint Ops LLC173,285$0.99M0.0%+155.0%0.091%Search for SEC Filing on Google Icon
8/25/2026VIRGINIA RETIREMENT SYSTEMS ET Al54,300$0.31M0.0%N/A0.029%Search for SEC Filing on Google Icon
8/20/2026Susquehanna Fundamental Investments LLC21,010$0.12M0.0%N/A0.011%Search for SEC Filing on Google Icon
8/20/2026Moore Capital Management LP425,332$2.43M0.0%N/A0.224%Search for SEC Filing on Google Icon
8/19/2026UBS AM a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC180,647$1.03M0.0%+38.3%0.095%Search for SEC Filing on Google Icon
8/19/2026Wellington Management Group LLP406,795$2.32M0.0%-22.0%0.215%Search for SEC Filing on Google Icon
8/18/2026Palo Alto Investors LP2,948,090$16.83M0.0%N/A1.555%Search for SEC Filing on Google Icon
8/18/2026Coastal Bridge Advisors LLC17,000$97K0.0%N/A0.009%Search for SEC Filing on Google Icon
8/17/2026Corient Private Wealth LP19,704$0.11M0.0%N/A0.010%Search for SEC Filing on Google Icon
8/17/2026Bank of America Corp DE614,186$3.51M0.0%N/A0.324%Search for SEC Filing on Google Icon
8/15/2026Jupiter Topco LLC59,100$0.34M0.0%N/A0.031%Search for SEC Filing on Google Icon
8/15/2026J. Goldman & Co LP116,046$0.66M0.0%N/A0.061%Search for SEC Filing on Google Icon
8/14/2026Canada Pension Plan Investment Board38,600$0.22M0.0%N/A0.024%Search for SEC Filing on Google Icon
8/14/2026Parkman Healthcare Partners LLC641,029$3.66M0.4%N/A0.391%Search for SEC Filing on Google Icon
8/14/2026Legal & General Group Plc98,118$0.56M0.0%N/A0.060%Search for SEC Filing on Google Icon
8/14/2026The Manufacturers Life Insurance Company41,517$0.24M0.0%N/A0.025%Search for SEC Filing on Google Icon
8/13/2026Forefront Analytics LLC14,240$81K0.1%N/A0.009%Search for SEC Filing on Google Icon
8/12/2026Landscape Capital Management L.L.C.20,813$0.12M0.0%N/A0.013%Search for SEC Filing on Google Icon
8/12/2026Ieq Capital LLC120,010$0.69M0.0%N/A0.073%Search for SEC Filing on Google Icon
8/11/2026E Fund Management Co. Ltd.24,433$0.14M0.0%N/A0.015%Search for SEC Filing on Google Icon
8/7/2026BlackRock Inc.13,539,744$77.31M0.0%N/A8.264%Search for SEC Filing on Google Icon
8/7/2026Deutsche Bank AG616,489$3.52M0.0%N/A0.376%Search for SEC Filing on Google Icon
8/6/2026SCS Capital Management LLC99,000$0.57M0.0%N/A0.060%Search for SEC Filing on Google Icon
8/6/2026Bank of New York Mellon Corp501,442$2.86M0.0%N/A0.306%Search for SEC Filing on Google Icon
8/6/2026State of Wyoming19,479$0.11M0.0%N/A0.012%Search for SEC Filing on Google Icon
8/6/2026GSA Capital Partners LLP104,378$0.60M0.0%N/A0.064%Search for SEC Filing on Google Icon
7/9/2026Hennion & Walsh Asset Management Inc.507,050$2.90M0.1%-0.5%0.309%Search for SEC Filing on Google Icon
5/19/2026Bank of America Corp DE4,259,995$23.60M0.0%+165.3%2.600%Search for SEC Filing on Google Icon
5/19/2026Janus Henderson Group PLC59,100$0.33M0.0%N/A0.036%Search for SEC Filing on Google Icon
5/18/2026ADAR1 Capital Management LLC55,000$0.31M0.0%+14.6%0.034%Search for SEC Filing on Google Icon
5/18/2026Redmile Group LLC14,549,768$80.61M5.3%+44.8%8.880%Search for SEC Filing on Google Icon
5/16/2026The Manufacturers Life Insurance Company134,786$0.75M0.0%+3.6%0.082%Search for SEC Filing on Google Icon
5/14/2026Renaissance Technologies LLC544,300$3.02M0.0%-32.2%0.332%Search for SEC Filing on Google Icon
5/14/2026Siren L.L.C.3,958,646$21.93M0.6%N/A2.416%Search for SEC Filing on Google Icon
5/14/2026Sei Investments Co.203,236$1.13M0.0%+248.8%0.124%Search for SEC Filing on Google Icon
5/14/2026Lido Advisors LLC31,000$0.17M0.0%-11.3%0.019%Search for SEC Filing on Google Icon
5/7/2026Dimensional Fund Advisors LP924,078$5.12M0.0%+28.6%0.569%Search for SEC Filing on Google Icon
5/7/2026AlphaCentric Advisors LLC24,518$0.14M0.1%N/A0.015%Search for SEC Filing on Google Icon
5/7/2026Swiss National Bank236,000$1.31M0.0%N/A0.145%Search for SEC Filing on Google Icon
5/5/2026Bank of New York Mellon Corp395,019$2.19M0.0%+9.2%0.243%Search for SEC Filing on Google Icon
5/4/2026J. Safra Sarasin Holding AG90,487$0.50M0.0%-23.2%0.056%Search for SEC Filing on Google Icon
5/1/2026Fifth Third Bancorp35,398$0.20M0.0%N/A0.022%Search for SEC Filing on Google Icon
4/28/2026Abel Hall LLC10,921$61K0.0%N/A0.007%Search for SEC Filing on Google Icon
4/27/2026Y Intercept Hong Kong Ltd1,319,913$7.31M0.1%N/A0.812%Search for SEC Filing on Google Icon
4/25/2026Strs Ohio55,500$0.31M0.0%N/A0.034%Search for SEC Filing on Google Icon
4/22/2026Pictet Asset Management Holding SA16,701$93K0.0%N/A0.010%Search for SEC Filing on Google Icon
3/3/2026Caitong International Asset Management Co. Ltd19,197$96K0.0%N/A0.016%Search for SEC Filing on Google Icon
2/19/2026Invesco Ltd.972,449$4.88M0.0%+381.5%0.813%Search for SEC Filing on Google Icon
2/18/2026Mercer Global Advisors Inc. ADV10,386$52K0.0%N/A0.009%Search for SEC Filing on Google Icon
2/18/2026XTX Topco Ltd243,313$1.22M0.0%+64.6%0.203%Search for SEC Filing on Google Icon
2/18/2026Ikarian Capital LLC230,244$1.16M0.1%N/A0.192%Search for SEC Filing on Google Icon
2/18/2026Virtus Investment Advisers LLC53,527$0.27M0.1%+27.5%0.045%Search for SEC Filing on Google Icon
2/18/2026Wellington Management Group LLP398,077$2M0.0%N/A0.333%Search for SEC Filing on Google Icon
2/18/2026SummitTX Capital L.P.438,497$2.20M0.1%+81.2%0.367%Search for SEC Filing on Google Icon
2/18/2026Susquehanna Portfolio Strategies LLC356,619$1.79M0.0%+0.8%0.298%Search for SEC Filing on Google Icon
2/18/2026Sphera Funds Management LTD.1,316,212$6.61M1.2%-26.6%1.100%Search for SEC Filing on Google Icon
2/18/2026Quadrature Capital Ltd48,573$0.24M0.0%N/A0.041%Search for SEC Filing on Google Icon
2/18/2026Millennium Management LLC2,836,857$14.24M0.0%+0.5%2.371%Search for SEC Filing on Google Icon
2/18/2026Ishara Investments LP750,000$3.77M4.4%N/A0.627%Search for SEC Filing on Google Icon
2/18/2026Cinctive Capital Management LP358,986$1.80M0.1%+448.4%0.300%Search for SEC Filing on Google Icon
2/18/2026Balyasny Asset Management L.P.3,299,256$16.56M0.0%+154.3%2.758%Search for SEC Filing on Google Icon
2/18/2026Boothbay Fund Management LLC64,069$0.32M0.0%N/A0.054%Search for SEC Filing on Google Icon
2/18/2026BVF Inc. IL9,128,080$45.82M1.5%+30.4%7.630%Search for SEC Filing on Google Icon
2/17/2026ADAR1 Capital Management LLC48,000$0.24M0.0%N/A0.040%Search for SEC Filing on Google Icon
2/17/2026Schonfeld Strategic Advisors LLC522,846$2.63M0.0%+146.4%0.437%Search for SEC Filing on Google Icon
2/17/2026J. Goldman & Co LP993,795$4.99M0.1%-10.2%0.831%Search for SEC Filing on Google Icon
2/17/2026AQR Capital Management LLC776,307$3.90M0.0%+35.2%0.649%Search for SEC Filing on Google Icon
2/17/2026Mak Capital One LLC2,958,527$14.85M1.6%N/A2.473%Search for SEC Filing on Google Icon
2/17/2026Jump Financial LLC122,858$0.62M0.0%N/A0.103%Search for SEC Filing on Google Icon
2/17/2026Price T Rowe Associates Inc. MD445,074$2.24M0.0%-8.2%0.372%Search for SEC Filing on Google Icon
2/17/2026Adage Capital Partners GP L.L.C.5,500,000$27.61M0.0%+266.7%4.598%Search for SEC Filing on Google Icon
2/17/2026Russell Investments Group Ltd.683,016$3.43M0.0%+3,648.7%0.571%Search for SEC Filing on Google Icon
2/17/2026Captrust Financial Advisors31,585$0.16M0.0%N/A0.026%Search for SEC Filing on Google Icon
2/16/2026Mariner LLC31,335$0.16M0.0%N/A0.026%Search for SEC Filing on Google Icon
2/16/2026Landscape Capital Management L.L.C.10,016$50K0.0%N/A0.008%Search for SEC Filing on Google Icon
2/16/2026Barclays PLC289,963$1.46M0.0%+96.0%0.242%Search for SEC Filing on Google Icon
2/13/2026Marshall Wace LLP520,998$2.62M0.0%N/A0.436%Search for SEC Filing on Google Icon
2/13/2026The Manufacturers Life Insurance Company 130,102$0.66M0.0%-1.9%0.109%Search for SEC Filing on Google Icon
2/13/2026Quarry LP75,000$0.38M0.1%-31.8%0.063%Search for SEC Filing on Google Icon
2/13/2026Jacobs Levy Equity Management Inc.683,879$3.43M0.0%+2,927.5%0.572%Search for SEC Filing on Google Icon
2/13/2026Sirios Capital Management L P710,256$3.57M0.4%-26.8%0.594%Search for SEC Filing on Google Icon
2/13/2026Rafferty Asset Management LLC141,644$0.71M0.0%N/A0.118%Search for SEC Filing on Google Icon
2/13/2026Charles Schwab Investment Management Inc.1,057,060$5.31M0.0%+33.8%0.884%Search for SEC Filing on Google Icon
2/13/2026State Street Corp4,652,185$23.35M0.0%+126.9%3.889%Search for SEC Filing on Google Icon
2/13/2026Ieq Capital LLC182,982$0.92M0.0%+21.7%0.153%Search for SEC Filing on Google Icon
2/13/2026Caitong International Asset Management Co. Ltd16,415$82K0.2%N/A0.014%Search for SEC Filing on Google Icon
2/13/2026Wells Fargo & Company MN573,748$2.88M0.0%+40.1%0.480%Search for SEC Filing on Google Icon
2/12/2026MetLife Investment Management LLC39,059$0.20M0.0%-12.5%0.033%Search for SEC Filing on Google Icon
2/12/2026Renaissance Technologies LLC802,600$4.03M0.0%+6.5%0.671%Search for SEC Filing on Google Icon
2/12/2026Dimensional Fund Advisors LP718,680$3.61M0.0%-6.3%0.601%Search for SEC Filing on Google Icon
2/12/2026EntryPoint Capital LLC42,774$0.22M0.1%+114.2%0.036%Search for SEC Filing on Google Icon
2/12/2026New York State Common Retirement Fund29,568$0.15M0.0%-14.2%0.025%Search for SEC Filing on Google Icon
2/12/2026Nuveen LLC2,915,324$14.64M0.0%+327.1%2.437%Search for SEC Filing on Google Icon
2/11/2026Deutsche Bank AG560,744$2.82M0.0%-62.7%0.469%Search for SEC Filing on Google Icon
2/11/2026Cerity Partners LLC14,801$74K0.0%N/A0.012%Search for SEC Filing on Google Icon
2/11/2026Landing Point Financial Group LLC34,900$0.18M0.1%N/A0.029%Search for SEC Filing on Google Icon
Data available starting January 2016

See Full Table
Annexon logo
Annexon, Inc., a clinical-stage biopharmaceutical company, discovers and develops medicines for treating inflammatory-related diseases. Its lead candidate is ANX005, an investigational full-length monoclonal antibody, which is in Phase 3 clinical trial for the treatment of patients with guillain-barré syndrome; completed Phase II clinical trial for treating Huntington's disease; and in Phase II clinical trial for the treatment of amyotrophic lateral sclerosis. The company is also developing ANX007, an antigen-binding fragment (Fab) that is in Phase 3 program for the treatment of patients with geographic atrophy; and ANX1502, a novel oral small molecule inhibitor, which is in Phase 1 clinical trials for autoimmune indications. In addition, it develops ANX009, a C1q-blocking Fab that is in Phase I clinical trial for treating patients with lupus nephritis. The company was incorporated in 2011 and is headquartered in Brisbane, California.
Read More on Annexon

Today's Range

Now: $4.23
Low: $4.13
High: $4.31

50 Day Range

MA: $5.06
Low: $3.92
High: $6.50

52 Week Range

Now: $4.23
Low: $2.54
High: $7.18

Volume

4,940,247 shs

Average Volume

2,663,322 shs

Market Capitalization

$801.92 million

P/E Ratio

N/A

Dividend Yield

N/A

Beta

1.21

Who are the company insiders with the largest holdings of Annexon?

Annexon's top insider investors include:
  1. Muneer A Satter (Director)
  2. Bain Capital Life Sciences Inv (Major Shareholder)
  3. Douglas Love (CEO)
  4. Michael Overdorf (EVP)
  5. Dean Richard Artis (EVP)
  6. Jennifer Lew (CFO)
  7. Ted Yednock (EVP)
  8. William H Carson (Director)
  9. Jamie Dananberg (Insider)
  10. Jung Choi (Director)
Learn More about top insider investors at Annexon.

Who are the major institutional investors of Annexon?

Annexon's top institutional investors include:
  1. BlackRock Inc. — 8.26%
  2. Palo Alto Investors LP — 1.56%
  3. Opaleye Management Inc. — 0.90%
  4. Parkman Healthcare Partners LLC — 0.39%
  5. Deutsche Bank AG — 0.38%
  6. Bank of America Corp DE — 0.32%
Learn More about top institutional investors of Annexon stock.

Which institutional investors are selling Annexon stock?

During the previous quarter, ANNX stock was sold by these institutional investors:
  1. Opaleye Management Inc.
  2. Wellington Management Group LLP
  3. Hennion & Walsh Asset Management Inc.
During the last year, company insiders that have sold Annexon company stock include:
  1. Michael Overdorf (EVP)
  2. Dean Richard Artis (EVP)
  3. Jennifer Lew (CFO)
  4. Ted Yednock (EVP)
  5. Jamie Dananberg (Insider)
Learn More investors selling Annexon stock.

Which institutional investors are buying Annexon stock?

In the last quarter, ANNX stock was purchased by institutional investors including:
  1. BlackRock Inc.
  2. Palo Alto Investors LP
  3. Parkman Healthcare Partners LLC
  4. Deutsche Bank AG
  5. Bank of America Corp DE
  6. Bank of New York Mellon Corp
  7. Moore Capital Management LP
  8. Engineers Gate Manager LP
In the previous year, these company insiders have bought Annexon stock:
  1. Muneer A Satter (Director)
  2. William H Carson (Director)
  3. Jung Choi (Director)
Learn More investors buying Annexon stock.

Annexon Active Insiders

Douglas Love
Douglas Love (Age 58)
CEO
Jennifer Lew
Jennifer Lew (Age 53)
CFO
Muneer A Satter
Muneer A Satter
Director
1 recent trades
William H Carson
William H Carson
Director
2 recent trades
Sanjay Keswani
Sanjay Keswani (Age 56)
EVP
Ted Yednock
Ted Yednock (Age 68)
EVP
Dean Richard Artis
Dean Richard Artis (Age 65)
EVP
Michael Overdorf
Michael Overdorf (Age 55)
EVP
Jamie Dananberg
Jamie Dananberg (Age 68)
Insider