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ANNX Insider Trading

Insider Ownership Percentage: 11.87%
Insider Buying (Last 12 Months): $7,268,165.34
Insider Selling (Last 12 Months): $93,274.67

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: $4.49
Price Change: ▲ Price Increase of +0.21 (4.91%)
As of 12/4/2025 05:00 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
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  
5/25/2023Bain Capital Life Sciences InvMajor ShareholderBuy300,000$2.13$639,000.005,701,926View SEC Filing Icon  
2/13/2023Jennifer LewCFOSell1,742$6.31$10,992.0229,708View SEC Filing Icon  
2/13/2023Michael OverdorfEVPSell1,501$6.30$9,456.3027,949View 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
11/21/2025CIBC Bancorp USA Inc.10,208$31K0.0%N/A0.009%Search for SEC Filing on Google Icon
11/17/2025Jacobs Levy Equity Management Inc.22,589$69K0.0%N/A0.019%Search for SEC Filing on Google Icon
11/17/2025Woodline Partners LP2,638,275$8.05M0.0%+150.4%2.205%Search for SEC Filing on Google Icon
11/17/2025Quarry LP110,000$0.34M0.1%+155.0%0.092%Search for SEC Filing on Google Icon
11/17/2025Qube Research & Technologies Ltd572,644$1.75M0.0%+34.8%0.479%Search for SEC Filing on Google Icon
11/17/2025Millennium Management LLC2,822,823$8.61M0.0%+12.3%2.360%Search for SEC Filing on Google Icon
11/17/2025MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.44,979$0.14M0.0%-14.2%0.038%Search for SEC Filing on Google Icon
11/17/2025Brevan Howard Capital Management LP94,554$0.29M0.0%+77.5%0.079%Search for SEC Filing on Google Icon
11/17/2025Cinctive Capital Management LP65,466$0.20M0.0%-51.7%0.055%Search for SEC Filing on Google Icon
11/17/2025Bank of America Corp DE1,294,302$3.95M0.0%-10.9%1.082%Search for SEC Filing on Google Icon
11/17/2025Ameriprise Financial Inc.2,192,354$6.69M0.0%+1.2%1.833%Search for SEC Filing on Google Icon
11/14/2025Schonfeld Strategic Advisors LLC212,219$0.65M0.0%-20.2%0.193%Search for SEC Filing on Google Icon
11/14/2025SummitTX Capital L.P.241,991$0.74M0.0%N/A0.220%Search for SEC Filing on Google Icon
11/14/2025Raymond James Financial Inc.20,000$61K0.0%N/A0.018%Search for SEC Filing on Google Icon
11/14/2025Two Sigma Investments LP279,134$0.85M0.0%+38.8%0.254%Search for SEC Filing on Google Icon
11/14/2025Bridgeway Capital Management LLC137,800$0.42M0.0%+40.9%0.125%Search for SEC Filing on Google Icon
11/14/2025Sirios Capital Management L P970,200$2.96M0.4%-2.0%0.883%Search for SEC Filing on Google Icon
11/14/2025Comerica Bank32,357$99K0.0%+26.4%0.029%Search for SEC Filing on Google Icon
11/13/2025Kennedy Capital Management LLC640,460$1.95M0.0%-25.1%0.583%Search for SEC Filing on Google Icon
11/13/2025UBS Group AG346,139$1.06M0.0%+6.5%0.315%Search for SEC Filing on Google Icon
11/13/2025BNP Paribas Financial Markets19,739$60K0.0%+97.8%0.018%Search for SEC Filing on Google Icon
11/13/2025Russell Investments Group Ltd.18,220$56K0.0%N/A0.017%Search for SEC Filing on Google Icon
11/13/2025Rhenman & Partners Asset Management AB823,000$2.51M0.3%+78.9%0.749%Search for SEC Filing on Google Icon
11/12/2025Dimensional Fund Advisors LP766,955$2.34M0.0%-13.8%0.698%Search for SEC Filing on Google Icon
11/12/2025DNB Asset Management AS84,523$0.26M0.0%-15.1%0.077%Search for SEC Filing on Google Icon
11/12/2025Intech Investment Management LLC26,676$81K0.0%-49.4%0.024%Search for SEC Filing on Google Icon
11/10/2025AXQ Capital LP27,867$85K0.0%N/A0.025%Search for SEC Filing on Google Icon
11/10/2025China Universal Asset Management Co. Ltd.35,261$0.11M0.0%+60.0%0.032%Search for SEC Filing on Google Icon
11/7/2025Vanguard Group Inc.5,835,112$17.80M0.0%+8.7%5.310%Search for SEC Filing on Google Icon
11/7/2025JPMorgan Chase & Co.46,886$0.14M0.0%-11.2%0.043%Search for SEC Filing on Google Icon
11/6/2025Rhumbline Advisers132,603$0.40M0.0%-3.6%0.121%Search for SEC Filing on Google Icon
11/6/2025ProShare Advisors LLC20,288$62K0.0%-14.5%0.018%Search for SEC Filing on Google Icon
11/5/2025Alps Advisors Inc.47,879$0.15M0.0%-19.1%0.044%Search for SEC Filing on Google Icon
11/5/2025Savant Capital LLC13,095$40K0.0%N/A0.012%Search for SEC Filing on Google Icon
11/3/2025J. Safra Sarasin Holding AG223,221$0.68M0.0%-41.5%0.203%Search for SEC Filing on Google Icon
10/31/2025Mutual of America Capital Management LLC1,066,932$3.25M0.0%-1.1%0.971%Search for SEC Filing on Google Icon
10/29/2025Wealth Enhancement Advisory Services LLC17,205$53K0.0%N/A0.016%Search for SEC Filing on Google Icon
10/24/2025Citizens Financial Group Inc. RI40,000$0.12M0.0%+14.3%0.036%Search for SEC Filing on Google Icon
10/23/2025SG Americas Securities LLC10,997$34K0.0%N/A0.010%Search for SEC Filing on Google Icon
10/22/2025Hennion & Walsh Asset Management Inc.475,929$1.45M0.1%-1.8%0.433%Search for SEC Filing on Google Icon
10/20/2025Forefront Wealth Partners LLC27,027$82K0.0%N/A0.025%Search for SEC Filing on Google Icon
10/15/2025CWM LLC23,488$72K0.0%+32.4%0.021%Search for SEC Filing on Google Icon
10/10/2025Matauro LLC20,572$63K0.0%+85.6%0.019%Search for SEC Filing on Google Icon
10/9/2025Voya Investment Management LLC19,318$59K0.0%-29.6%0.018%Search for SEC Filing on Google Icon
10/8/2025Balefire LLC15,000$46K0.0%N/A0.014%Search for SEC Filing on Google Icon
9/4/2025Osaic Holdings Inc.80,375$0.19M0.0%N/A0.073%Search for SEC Filing on Google Icon
8/15/2025Engineers Gate Manager LP13,401$32K0.0%N/A0.012%Search for SEC Filing on Google Icon
8/15/2025Bridgeway Capital Management LLC97,800$0.24M0.0%N/A0.089%Search for SEC Filing on Google Icon
8/15/2025Brevan Howard Capital Management LP53,283$0.13M0.0%-14.2%0.049%Search for SEC Filing on Google Icon
8/15/2025Bank of America Corp DE1,452,795$3.49M0.0%+39.9%1.324%Search for SEC Filing on Google Icon
8/15/2025Ameriprise Financial Inc.2,166,178$5.20M0.0%-45.6%1.974%Search for SEC Filing on Google Icon
8/14/2025Jane Street Group LLC145,869$0.35M0.0%+46.0%0.133%Search for SEC Filing on Google Icon
8/14/2025MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.52,405$0.13M0.0%-8.5%0.048%Search for SEC Filing on Google Icon
8/14/2025TFG Asset Management GP Ltd2,810,000$6.74M1.1%+6.0%2.561%Search for SEC Filing on Google Icon
8/14/2025OCONNOR A Distinct Business Unit of UBS ASSET MANAGEMENT AMERICAS LLC 492,698$1.18M0.1%+5.5%0.449%Search for SEC Filing on Google Icon
8/14/2025Sirios Capital Management L P989,577$2.38M0.3%+28.7%0.902%Search for SEC Filing on Google Icon
8/14/2025Qube Research & Technologies Ltd424,720$1.02M0.0%-42.4%0.387%Search for SEC Filing on Google Icon
8/13/2025Marshall Wace LLP29,989$72K0.0%N/A0.027%Search for SEC Filing on Google Icon
8/13/2025Walleye Capital LLC794,639$1.91M0.0%-1.0%0.724%Search for SEC Filing on Google Icon
8/13/2025Kennedy Capital Management LLC855,573$2.05M0.0%-2.2%0.780%Search for SEC Filing on Google Icon
8/13/2025Invesco Ltd.150,414$0.36M0.0%+64.6%0.137%Search for SEC Filing on Google Icon
8/13/2025Sio Capital Management LLC4,095,764$9.83M3.8%+20.5%3.733%Search for SEC Filing on Google Icon
8/13/2025Lido Advisors LLC35,000$84K0.0%+75.0%0.032%Search for SEC Filing on Google Icon
8/12/2025Prudential Financial Inc.11,670$28K0.0%-79.6%0.011%Search for SEC Filing on Google Icon
8/12/2025American Century Companies Inc.211,195$0.51M0.0%+6.6%0.193%Search for SEC Filing on Google Icon
8/12/2025JPMorgan Chase & Co.52,819$0.13M0.0%-96.3%0.048%Search for SEC Filing on Google Icon
8/12/2025DNB Asset Management AS99,574$0.24M0.0%+33.9%0.091%Search for SEC Filing on Google Icon
8/8/2025Citizens Financial Group Inc. RI35,000$84K0.0%N/A0.032%Search for SEC Filing on Google Icon
8/8/2025Intech Investment Management LLC52,699$0.13M0.0%-21.7%0.048%Search for SEC Filing on Google Icon
8/8/2025Geode Capital Management LLC2,284,773$5.48M0.0%+1.8%2.083%Search for SEC Filing on Google Icon
8/7/202549 Wealth Management LLC12,083$29K0.0%N/A0.011%Search for SEC Filing on Google Icon
8/7/2025Los Angeles Capital Management LLC20,196$48K0.0%N/A0.018%Search for SEC Filing on Google Icon
7/29/2025Mutual of America Capital Management LLC1,078,961$2.59M0.0%+4.7%0.983%Search for SEC Filing on Google Icon
7/25/2025CWM LLC17,734$43K0.0%+212.9%0.016%Search for SEC Filing on Google Icon
7/25/2025Vanguard Personalized Indexing Management LLC12,284$29K0.0%N/A0.011%Search for SEC Filing on Google Icon
7/21/2025Matauro LLC11,084$27K0.0%N/A0.010%Search for SEC Filing on Google Icon
7/21/2025J. Safra Sarasin Holding AG381,441$0.92M0.0%+49.9%0.348%Search for SEC Filing on Google Icon
7/14/2025Park Avenue Securities LLC113,068$0.27M0.0%+36.1%0.103%Search for SEC Filing on Google Icon
5/29/2025Rhumbline Advisers136,400$0.26M0.0%-3.8%0.124%Search for SEC Filing on Google Icon
5/21/2025Acadian Asset Management LLC203,990$0.39M0.0%+31.1%0.186%Search for SEC Filing on Google Icon
5/19/2025Jane Street Group LLC99,924$0.19M0.0%+8.2%0.091%Search for SEC Filing on Google Icon
5/16/2025Woodline Partners LP2,114,696$4.08M0.0%-21.4%1.927%Search for SEC Filing on Google Icon
5/16/2025Goldman Sachs Group Inc.841,582$1.62M0.0%-36.1%0.767%Search for SEC Filing on Google Icon
5/16/2025Parkman Healthcare Partners LLC351,436$0.68M0.1%+6.2%0.320%Search for SEC Filing on Google Icon
5/16/2025MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.57,263$0.11M0.0%-9.7%0.052%Search for SEC Filing on Google Icon
5/16/2025AQR Capital Management LLC73,790$0.14M0.0%+122.6%0.067%Search for SEC Filing on Google Icon
5/15/2025Point72 Europe London LLP43,722$84K0.0%-71.9%0.040%Search for SEC Filing on Google Icon
5/15/2025Alpine Global Management LLC25,145$49K0.0%N/A0.023%Search for SEC Filing on Google Icon
5/15/2025Quarry LP21,000$41K0.0%-63.8%0.019%Search for SEC Filing on Google Icon
5/14/2025Ieq Capital LLC80,000$0.15M0.0%N/A0.073%Search for SEC Filing on Google Icon
5/14/2025MetLife Investment Management LLC37,411$72K0.0%-42.4%0.034%Search for SEC Filing on Google Icon
5/14/2025Walleye Capital LLC802,913$1.55M0.0%+22.3%0.732%Search for SEC Filing on Google Icon
5/14/2025EntryPoint Capital LLC53,271$0.10M0.0%N/A0.049%Search for SEC Filing on Google Icon
5/14/2025Hsbc Holdings PLC36,935$73K0.0%+19.9%0.034%Search for SEC Filing on Google Icon
5/14/2025Forefront Analytics LLC28,591$55K0.1%+74.0%0.026%Search for SEC Filing on Google Icon
5/14/2025Wellington Management Group LLP356,480$0.69M0.0%+32.9%0.325%Search for SEC Filing on Google Icon
5/13/2025American Century Companies Inc.198,194$0.38M0.0%+11.0%0.181%Search for SEC Filing on Google Icon
5/12/2025Nuveen LLC347,032$0.67M0.0%N/A0.316%Search for SEC Filing on Google Icon
5/12/2025Invesco Ltd.91,409$0.18M0.0%+186.7%0.083%Search for SEC Filing on Google Icon
5/9/2025Charles Schwab Investment Management Inc.725,752$1.40M0.0%-2.4%0.661%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: $4.49
Low: $4.25
High: $4.55

50 Day Range

MA: $3.38
Low: $2.68
High: $4.51

52 Week Range

Now: $4.49
Low: $1.28
High: $5.66

Volume

2,488,278 shs

Average Volume

3,148,846 shs

Market Capitalization

$537.14 million

P/E Ratio

N/A

Dividend Yield

N/A

Beta

1.2

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

Annexon's top insider investors include:
  1. Muneer A Satter (Director)
  2. Douglas Love (CEO)
  3. Michael Overdorf (EVP)
  4. Jennifer Lew (CFO)
  5. Ted Yednock (EVP)
  6. Dean Richard Artis (EVP)
  7. William H Carson (Director)
  8. Jamie Dananberg (Insider)
  9. 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. Vanguard Group Inc. — 5.31%
  2. Millennium Management LLC — 2.36%
  3. Woodline Partners LP — 2.21%
  4. Ameriprise Financial Inc. — 1.83%
  5. Bank of America Corp DE — 1.08%
  6. Mutual of America Capital Management LLC — 0.97%
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. Kennedy Capital Management LLC
  2. Bank of America Corp DE
  3. J. Safra Sarasin Holding AG
  4. Dimensional Fund Advisors LP
  5. Cinctive Capital Management LP
  6. Schonfeld Strategic Advisors LLC
  7. Intech Investment Management LLC
  8. Citadel Advisors LLC
During the last year, company insiders that have sold Annexon company stock include:
  1. Muneer A Satter (Director)
  2. Douglas Love (CEO)
  3. Michael Overdorf (EVP)
  4. Jennifer Lew (CFO)
  5. Ted Yednock (EVP)
  6. Dean Richard Artis (EVP)
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. Woodline Partners LP
  2. Vanguard Group Inc.
  3. Rhenman & Partners Asset Management AB
  4. Millennium Management LLC
  5. SummitTX Capital L.P.
  6. Qube Research & Technologies Ltd
  7. Group One Trading LLC
  8. Two Sigma Investments LP
In the previous year, these company insiders have bought Annexon stock:
  1. Muneer A Satter (Director)
  2. Douglas Love (CEO)
  3. Michael Overdorf (EVP)
Learn More investors buying Annexon stock.