ANNX · Annexon Inc.

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 3 program for the treatment of patients with geographic atrophy; and ANX1502, a novel oral small molecule inhibitor, which is in Phase 1 clinical trials for autoimmune indications. In addition, it develops ANX009, a C1q-blocking Fab that is in Phase I clinical trial for treating patients with lupus nephritis. The company was incorporated in 2011 and is headquartered in Brisbane, California.

1400 Sierra Point Parkway, Brisbane, CA, 94005, United States
Biotechnology
Healthcare

Market Cap

794.3M

52 Wk Range

$2.54 - $7.18

Previous Close

$4.12

Open

$4.21

Volume

4,019,803

Day Range

$4.10 - $4.26

Enterprise Value

549.1M

Cash

209.2M

Avg Qtr Burn

-48.01M

Insider Ownership

0.44%

Institutional Own.

N/A

Qtr Updated

Jun 30th 2026