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Annexon

ANNX

Annexon is a clinical-stage biopharmaceutical company developing a proprietary platform of targeted immunotherapies for complement-mediated neuroinflammatory diseases.

Market cap
$840.51M+196%
Net income-$196.5M-17.4%
Free cash flow-$183.2M-32.8%
EPS (diluted)-$1.20-1.7%
Trailing twelve months · change vs. prior year

Earnings

Next report

Aug 13, 2026 (In 2 weeks)
Revenue estimate$6.5M
EPS estimate-$0.23

Financials

Q1 2026

Income statement

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Operating income-$46.1M+19.8%
Net income-$44.1M+18.8%
EPS (diluted)-$0.23+37.8%

Balance sheet

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Cash & equivalents$175.2M+80.4%
Total debt$25.4M-10.2%
Total equity$204.5M-16.1%
Total assets$262.9M-13.2%

Cash flow

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Operating cash flow-$46.8M+6.5%
CapEx--100%
Free cash flow-$46.8M+6.6%

Valuation & ratios

Valuation

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Market cap$840.51M+196%
Enterprise value$690.74M+310%

Returns & leverage

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Return on equity-87.6%+42.3pp
Debt / equity0.1×0.0×
Current ratio6.4×-1.6×

Competitors

Profile

Annexon is a clinical-stage biopharmaceutical company developing a proprietary platform of targeted immunotherapies for complement-mediated neuroinflammatory diseases. The company focuses on inhibiting C1q, the initiating molecule of the classical complement pathway, to protect the body, brain, and eye from aberrant immune activation. Their approach aims to halt disease progression in autoimmune, neurodegenerative, and ophthalmic conditions while preserving beneficial immune functions.

Competitive position

A leader in C1q-targeted inhibition with late-stage registrational programs in Guillain-Barré Syndrome and Geographic Atrophy.

GeographiesUnited States, Europe, Asia
Customer segmentsPatients, Healthcare Providers
Business modelR&D intensive, IP licensing
SuppliersContract Manufacturing Organizations (CMOs), Academic Research Institutions, Raw Material Suppliers
CustomersSpecialty Pharmacies, Hospitals, Government Healthcare Programs, Private Insurers
Listed2020
Employees70.0
CEODouglas E. Love
FilingsSEC EDGAR

Questions, answered.

What is Annexon's market cap?
Annexon (ANNX) has a market capitalization of $840.5M and trades on NASDAQ.
Who are Annexon's competitors?
Annexon's key competitors include Regeneron Pharmaceuticals, Dianthus Therapeutics, Inc. Common Stock, Nkarta, Inc. Common Stock, and others. These companies compete in similar markets and product categories.
Who does Annexon partner with?
Annexon's notable partners include Stanford University, The J. David Gladstone Institutes, University of California, and others.
Where is Annexon headquartered?
Annexon is headquartered in United States of America and employs approximately 70 people. It has been publicly traded since 2020.