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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. CarsonDirector2025-09-024,115$2.09
$8.60kBuy
William H. CarsonDirector2025-07-304,115$2.43
$10.00kBuy
Ted YednockEVP CHIEF INNOVATION OFFICER2025-07-141,116$2.58
$2.88kSell
Jennifer LewEVP CHIEF FINANCIAL OFFICER2025-07-141,117$2.58
$2.88kSell
Michael OverdorfEVP CHIEF BUSINESS OFFICER2025-07-14853$2.61
$2.23kSell
William H. CarsonDirector2025-06-304,115$2.46
$10.12kBuy
Dean Richard ArtisEVP CHIEF SCIENTIFIC OFFICER2025-02-185,515$2.97
$16.38kSell
Jamie DananbergCHIEF MEDICAL OFFICER2025-02-185,521$2.96
$16.34kSell
Jennifer LewEVP CHIEF FINANCIAL OFFICER2025-02-186,912$2.92
$20.18kSell
Michael OverdorfEVP CHIEF BUSINESS OFFICER2025-02-186,618$2.95
$19.52kSell

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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
Fmr LLC14.28%15,695,226$40.02MInstitution
Bain Capital Life Sciences Investors LLC10.10%11,103,852$28.31MInsider
Blackrock Inc7.25%7,962,368$20.30MInstitution
Muneer A. Satter6.74%7,406,024$18.89MInsider
Bvf Inc6.37%7,000,000$17.85MInstitution
Redmile Group LLC5.73%6,300,644$16.07MInstitution
Vanguard Group Inc4.88%5,366,039$13.68MInstitution
Bain Capital Life Sciences Investors LLC4.78%5,249,069$13.39MInstitution
Bellevue Group Ag4.69%5,157,290$13.15MInstitution
Sio Capital Management LLC3.73%4,095,764$10.44MInstitution

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ANNX vs Biotech Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
ANNX79.73%20.27%Net BuyingNet Buying
VNDA52.50%47.50%Net SellingNet Buying
RAPT30.45%69.55%
AVIR61.57%25.34%Net Selling
CADL41.97%31.11%Net BuyingNet Buying
View Top Biotech Stocks

Annexon Stock Ownership FAQ

Who owns Annexon?

Annexon (NASDAQ: ANNX) is owned by 90.74% institutional shareholders, 23.07% Annexon insiders, and 0.00% retail investors. Bain Capital Life Sciences Investors LLC is the largest individual Annexon shareholder, owning 11.10M shares representing 10.10% of the company. Bain Capital Life Sciences Investors LLC's Annexon shares are currently valued at $26.87M.

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