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Annexon Biosciences

Public / Post-IPO

Therapeutic medicines targeting classical complement-mediated neurodegeneration and autoimmune diseases

BiotechnologyTotal Raised: $50M👥 101-250 Employees📍 Brisbane, USA

About Annexon Biosciences

Annexon Biosciences is a clinical-stage biopharmaceutical company pioneering novel therapies that inhibit C1q, the initiating molecule of the classical complement pathway. Their lead antibody candidates target Guillain-Barré syndrome, Huntington's disease, and geographic atrophy.

Founders & Leadership

Douglas LevinsonCo-Founder & CEO
Ben BarresCo-Founder

Funding History

1 round
Post-IPO Follow-OnLATEST ROUND
Jul 30, 2026
RAISED$50M

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