Annexon, Inc. (ANNX)

NASDAQ: ANNX · Real-Time Price · USD
6.33
-0.02 (-0.39%)
At close: Apr 16, 2026, 4:00 PM EDT
6.33
0.00 (0.08%)
After-hours: Apr 16, 2026, 4:01 PM EDT
Market Cap1.02B +381.6%
Revenue (ttm)n/a
Net Income-208.55M
EPS-1.34
Shares Out 160.47M
PE Ration/a
Forward PEn/a
Dividendn/a
Ex-Dividend Daten/a
Volume1,795,973
Open6.27
Previous Close6.35
Day's Range6.10 - 6.39
52-Week Range1.40 - 7.18
Beta1.15
AnalystsStrong Buy
Price Target16.50 (+159.64%)
Earnings DateMay 11, 2026

About ANNX

Annexon, Inc., a clinical-stage biopharmaceutical company, discovers and develops medicines for treating inflammatory-related diseases. The company provides Tanruprubart, an investigational full-length monoclonal antibody, which is in Phase 3 clinical trial for the treatment of patients with guillain-barré syndrome; completed Phase II clinical trial for treating Huntington’s disease; and in Phase 2a clinical trial for the treatment of amyotrophic lateral sclerosis. It is also developing ANX007, an antigen-binding fragment (Fab) that is in Phase... [Read more]

Industry Biotechnology
Sector Healthcare
IPO Date Jul 24, 2020
Employees 96
Stock Exchange NASDAQ
Ticker Symbol ANNX
Full Company Profile

Financial Performance

Financial Statements

Analyst Summary

According to 6 analysts, the average rating for ANNX stock is "Strong Buy." The 12-month stock price target is $16.5, which is an increase of 159.64% from the latest price.

Price Target
$16.5
(159.64% upside)
Analyst Consensus: Strong Buy
Stock Forecasts

News

Annexon to Present at the 25th Annual Needham Virtual Healthcare Conference

BRISBANE, Calif., April 08, 2026 (GLOBE NEWSWIRE) -- Annexon, Inc. (Nasdaq: ANNX), a biopharmaceutical company advancing the next generation platform of targeted immunotherapies aimed at neuroinflamma...

8 days ago - GlobeNewsWire

Annexon Reports Fourth Quarter and Year-End 2025 Financial Results, Portfolio Progress and Key Anticipated Milestones

ARCHER II Topline Pivotal Phase 3 Data in Geographic Atrophy (GA) Expected Q4 2026; Vonaprument has Potential to Be the First Vision-Preserving Therapy for GA

17 days ago - GlobeNewsWire

Annexon Reports Inducement Grant to New Employee Under Nasdaq Listing Rule 5635(c)(4)

BRISBANE, Calif., March 16, 2026 (GLOBE NEWSWIRE) -- Annexon, Inc. (Nasdaq: ANNX), a biopharmaceutical company advancing the next generation platform of targeted immunotherapies aimed at neuroinflamma...

4 weeks ago - GlobeNewsWire

Annexon Biosciences to Present at the TD Cowen 46th Annual Health Care Conference

BRISBANE, Calif., Feb. 24, 2026 (GLOBE NEWSWIRE) -- Annexon, Inc. (Nasdaq: ANNX), a biopharmaceutical company advancing the next generation platform of targeted immunotherapies aimed at neuroinflammat...

7 weeks ago - GlobeNewsWire

Annexon to Host In-Person and Virtual KOL Event to Discuss Vonaprument for the Treatment of Geographic Atrophy

BRISBANE, Calif., Feb. 17, 2026 (GLOBE NEWSWIRE) -- Annexon, Inc. (Nasdaq: ANNX), a biopharmaceutical company advancing the next generation platform of targeted immunotherapies aimed at neuroinflammat...

2 months ago - GlobeNewsWire

Annexon Reports Inducement Grants to New Employees Under Nasdaq Listing Rule 5635(c)(4)

BRISBANE, Calif., Jan. 16, 2026 (GLOBE NEWSWIRE) -- Annexon, Inc. (Nasdaq: ANNX), a biopharmaceutical company advancing the next generation platform of targeted immunotherapies aimed at neuroinflammat...

3 months ago - GlobeNewsWire

Annexon Accelerating Next Generation Targeted Immunotherapy Platform for Treatment of Neuroinflammatory Diseases with Multiple Registrational Milestones in 2026

Tanruprubart MAA Filed with Potential to Be the First Targeted Fast-Acting Therapy for  Guillain-Barré Syndrome ( GBS); BLA Submission with U.S./European Data Planned in 2026

3 months ago - GlobeNewsWire

Annexon Submits Tanruprubart Marketing Authorization Application to the European Medicines Agency for Guillain-Barré Syndrome

Potential to Be the First Targeted Fast-Acting Therapy for GBS, Setting a New Standard of Care BLA Submission with U.S./European Data from FORWARD Trial Planned in 2026 BRISBANE, Calif., Jan. 08, 2026...

3 months ago - GlobeNewsWire

Annexon Biosciences to Present at the 44th Annual J.P. Morgan Healthcare Conference

BRISBANE, Calif., Jan. 07, 2026 (GLOBE NEWSWIRE) -- Annexon, Inc. (Nasdaq: ANNX), a biopharmaceutical company advancing the next generation platform of targeted immunotherapies aimed at neuroinflammat...

3 months ago - GlobeNewsWire

Annexon Announces Closing of Public Offering and Full Exercise of Underwriters' Option to Purchase Additional Shares for Gross Proceeds of $86.25 Million

BRISBANE, Calif., Nov. 14, 2025 (GLOBE NEWSWIRE) -- Annexon, Inc. (“Annexon”) (Nasdaq: ANNX), a biopharmaceutical company advancing a late-stage clinical platform targeting neuroinflammation across li...

5 months ago - GlobeNewsWire

Annexon Announces Pricing of $75 Million Public Offering of Common Stock and Pre-Funded Warrants

BRISBANE, Calif., Nov. 12, 2025 (GLOBE NEWSWIRE) -- Annexon, Inc. (“Annexon”) (Nasdaq: ANNX), a biopharmaceutical company advancing a late-stage clinical platform targeting neuroinflammation across li...

5 months ago - GlobeNewsWire

Annexon Announces Proposed Public Offering of Common Stock and Pre-Funded Warrants

BRISBANE, Calif., Nov. 12, 2025 (GLOBE NEWSWIRE) -- Annexon, Inc. (NASDAQ: ANNX), a biopharmaceutical company advancing a late-stage clinical platform targeting neuroinflammation across life-changing ...

5 months ago - GlobeNewsWire

Annexon Reports Third Quarter 2025 Financial Results, Portfolio Progress and Key Anticipated Milestones

Late-Stage Neuroinflammation Platform Advancing Global Registrational Programs in  Guillain-Barré Syndrome ( GBS) and Geographic Atrophy (GA) Current Tanruprubart GBS Dossier On Track for MAA Filing i...

5 months ago - GlobeNewsWire

Annexon Biosciences to Participate in Upcoming September Investor Conferences

BRISBANE, Calif., Aug. 27, 2025 (GLOBE NEWSWIRE) -- Annexon, Inc. (Nasdaq: ANNX), a biopharmaceutical company advancing a late-stage clinical platform of novel therapies for people living with devasta...

8 months ago - GlobeNewsWire

Annexon Reports Second Quarter 2025 Financial Results, Portfolio Progress and Key Anticipated Milestones

Tanruprubart (formerly ANX005) for GBS Advancing Through Regulatory Interactions; MAA Submission in Europe Anticipated in First Quarter of 2026; Ongoing Discussions with FDA Regarding Generalizability...

8 months ago - GlobeNewsWire

Annexon Selected by EMA to Participate in Product Development Coordinator Pilot for Vonaprument (ANX007) for Dry Age-Related Macular Degeneration with Geographic Atrophy

New Pilot Appoints Designated Product Development Coordinator to Navigate Regulatory Interactions, Respond to Ad-hoc Queries, and Support Evidence Planning

9 months ago - GlobeNewsWire

Annexon Announces Completion of Enrollment in Pivotal Phase 3 ARCHER II Trial of Vonaprument (formerly ANX007) for Dry Age-Related Macular Degeneration (AMD) with Geographic Atrophy

Expedited Enrollment Surpassing 630 Targeted Participants Underscores the Strong Demand for a Therapy Focused on Vision Preservation

9 months ago - GlobeNewsWire

Annexon Bolsters Ophthalmology Expertise with Appointment of Retina Specialist Lloyd Clark, M.D., as Pivotal ANX007 Program Advances in Dry Age-Related Macular Degeneration (AMD) with Geographic Atrophy (GA)

Dr. Clark Brings 25 Years of Experience Treating Retina Diseases and Developing Emerging Therapies as a Principal Investigator in Over 70 Clinical Trials and as an Early Pioneer of VEGF Inhibitors

10 months ago - GlobeNewsWire

Annexon Biosciences to Present at the Jefferies Global Healthcare Conference

BRISBANE, Calif., May 29, 2025 (GLOBE NEWSWIRE) -- Annexon, Inc. (Nasdaq: ANNX), a biopharmaceutical company advancing a late-stage clinical platform of novel therapies for people living with devastat...

11 months ago - GlobeNewsWire

Annexon Showcases Tanruprubart Data Demonstrating Improved Clinical Outcomes in Guillain-Barré Syndrome (GBS) at 2025 Peripheral Nerve Society (PNS) Annual Meeting

First Oral Presentation of the Tanruprubart Real-World Evidence (RWE) Study by International Guillain-Barré Syndrome Outcomes Study (IGOS) Researchers Highlights Benefits over Current Standard of Care...

11 months ago - GlobeNewsWire

Annexon Reports First Quarter 2025 Financial Results, Portfolio Progress and Key Anticipated Milestones

FDA Meeting for Tanruprubart (formerly ANX005), the First Potential Targeted Therapy for GBS, Scheduled for Second Quarter 2025 Ahead of Planned BLA Submission

1 year ago - GlobeNewsWire

Annexon Announces Presentations on the Clinical Advancement of Tanruprubart as the First Potential Targeted Therapy for Guillain-Barré Syndrome (GBS) at the 2025 PNS Meeting

First Oral Presentation by the International Guillain-Barré Syndrome Outcomes Study (IGOS) of the Real-World Evidence (RWE) Results Showing Improved Outcomes with Tanruprubart (formerly ANX005) Compar...

1 year ago - GlobeNewsWire

Annexon to Present on the Neuroprotective Effects of ANX007 at the 2025 ARVO Annual Meeting and the Retina World Congress

Phase 2 ARCHER Data Support Therapeutic Potential for ANX007 to Preserve Vision in Patients who have Dry Age-related Macular Degeneration (AMD) with Geographic Atrophy (GA) Phase 3 ARCHER II Trial Enr...

1 year ago - GlobeNewsWire

Annexon Highlights Pivotal Data on First Potential Targeted Therapy for Guillain-Barré Syndrome (GBS) and Showcases New GBS Education Campaign at American Academy of Neurology (AAN) 2025 Annual Meeting

Oral Presentation Features Phase 3 Data Showing Rapid Recovery and Durable Benefit of Tanruprubart (formerly ANX005) on Clinically Meaningful Measures across Multiple Stages of GBS

1 year ago - GlobeNewsWire

Annexon Highlights Leadership in Advancing Clinical Research and Education for Guillain-Barré Syndrome (GBS) at American Academy of Neurology (AAN) 2025 Annual Meeting

Oral Plenary Presentation on Tuesday, April 8 Features Phase 3 Data for ANX005, the First Potential Targeted Therapy for GBS, Showing Rapid and Durable Benefit Across Clinical Measures and Time Points

1 year ago - GlobeNewsWire