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Annexon Biosciences

Brand · Biotechnology Research

2.0

Company overview

Annexon (Nasdaq: ANNX) is a clinical-stage biopharmaceutical company developing a new class of complement medicines for patients with classical complement-mediated autoimmune, neurodegenerative, and ophthalmic disorders of the body, brain, and eye. The company’s pipeline is based on its platform technology addressing a broad spectrum of well-researched classical complement-mediated autoimmune and neurodegenerative diseases triggered by aberrant activation of C1q, the initiating molecule of the classical complement pathway. Annexon is advancing a portfolio of innovative product candidates designed to block the activity of C1q and the entire classical complement pathway: ANX005 (intravenous administration), ANX007 (intravitreal administration), and ANX009 (subcutaneous administration). Annexon is deploying a disciplined, biomarker-driven strategy designed to improve the probability of technical success of its portfolio. For more information, visit www.annexonbio.com.
Founded in 2011
South San Francisco, California, USA
115 employees (2 in marketing)
0% recommend to a friend
0% positive business outlook

Salaries

Typical salary range

$290,000 – $320,000

/ yr

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People

Hiring activity

Open marketing jobs over time

2 open now

Headcount trend

Company growth over the last 12 months

Headcount -4.2% year over year

Funding

Total funding

$770.2M

Last raise

$50M

Post IPO Debt

Funding history

Jul 2026

Post IPO Debt · $50M

Nov 2025

Post IPO Equity · $86.3M

Jun 2024

Post IPO Equity · $125M

Dec 2023

Post IPO Equity · $125M

Jul 2022

Post IPO Equity · $130M

Jul 2020

Series C · $100M

Audience

Monthly website visitors
5.2K
Month over month-4%
Quarter over quarter-24.2%
Top sourceDirect (47.3%)
Ad budget per month$0.0
Average search rank38.2
Traffic source mix
Direct
47.3%
Search
33%
Social
11.5%
Referral
6.7%
Paid referral
1.3%

LinkedIn followers

Follower count and growth

Total followers

10.1K

12-mo growth

+17.8%

Monthly growth

+2%

News

Links