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NASDAQ: ANNX
Annexon Inc Stock Ownership - Who owns Annexon?

OverviewForecastEarningsRevenueDividendOwnership

Insider buying vs selling

Have Annexon Inc insiders been buying or selling?

Buy
Sell
NameRoleDateSharesPriceValue
William H. CarsonDirector2026-04-108,000$6.20
$49.60kBuy
William H. CarsonDirector2026-03-108,000$5.67
$45.36kBuy
Ted YednockEVP CHIEF INNOVATION OFFICER2026-03-025,566$5.42
$30.17kSell
Jennifer LewEVP CHIEF FINANCIAL OFFICER2026-03-025,565$5.42
$30.16kSell
Jamie DananbergCHIEF MEDICAL OFFICER2026-03-025,820$5.43
$31.60kSell
Michael OverdorfEVP CHIEF BUSINESS OFFICER2026-03-024,339$5.42
$23.52kSell
Dean Richard ArtisEVP CHIEF SCIENTIFIC OFFICER2026-03-025,894$5.43
$32.00kSell
Dean Richard ArtisEVP CHIEF SCIENTIFIC OFFICER2026-02-185,290$5.10
$26.98kSell
Jamie DananbergCHIEF MEDICAL OFFICER2026-02-185,290$5.10
$26.98kSell
Jennifer LewEVP CHIEF FINANCIAL OFFICER2026-02-187,851$5.11
$40.12kSell

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Net Insider Buy/Sell (L12M) Ownership

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ANNX Shareholders

What type of owners hold Annexon Inc stock?

Institutional
Insider
Retail
NameHoldSharesValueType
Bain Capital Life Sciences Investors LLC6.92%11,103,852$66.62MInsider
Fmr LLC6.37%10,222,470$61.33MInstitution
Redmile Group LLC6.26%10,050,644$60.30MInstitution
Muneer A. Satter6.06%9,728,637$58.37MInsider
Bvf Inc5.69%9,128,080$54.77MInstitution
Blackrock Inc5.58%8,960,434$53.76MInstitution
Vanguard Group Inc4.83%7,753,387$46.52MInstitution
Adage Capital Partners GP LLC3.43%5,500,000$33.00MInstitution
Bain Capital Life Sciences Investors LLC3.27%5,249,069$31.49MInstitution
Bellevue Group Ag3.21%5,157,290$30.94MInstitution

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ANNX vs Biotech Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
ANNX82.98%17.02%Net BuyingNet Selling
ORIC84.83%15.17%Net SellingNet Buying
IVA24.17%0.00%
PHAT65.08%34.92%Net SellingNet Selling
GERN74.72%1.09%Net BuyingNet Selling
View Top Biotech Stocks

Annexon Stock Ownership FAQ

Who owns Annexon?

Annexon (NASDAQ: ANNX) is owned by 85.32% institutional shareholders, 17.49% Annexon insiders, and 0.00% retail investors. Bain Capital Life Sciences Investors LLC is the largest individual Annexon shareholder, owning 11.10M shares representing 6.92% of the company. Bain Capital Life Sciences Investors LLC's Annexon shares are currently valued at $65.40M.

If you're new to stock investing, here's how to buy Annexon stock.
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