AnnexonANNX
About: Annexon Inc is a clinical-stage biopharmaceutical company developing a pipeline of novel therapies for patients with classical complement-mediated disorders of the body, brain, and eye. Its pipeline is based on its platform technology addressing well-researched classical complement-mediated autoimmune and neurodegenerative disease processes, both of which are triggered by aberrant activation of C1q. Its pipeline of product candidates is designed to block the activity of C1q and the entire classical complement pathway in a broad set of complement-mediated diseases. Its product candidates are ANX005, for autoimmune & neurodegenerative disorders; ANX007, for neurodegenerative ophthalmic disorders; ANX1502 for Oral small molecule; and ANX009, for systemic autoimmune diseases.
Employees: 100
Fund manager confidence
Based on 2025 Q1 regulatory disclosures by fund managers ($100M+ AUM)
38% more repeat investments, than reductions
Existing positions increased: 55 | Existing positions reduced: 40
4% less funds holding
Funds holding: 152 [Q4 2024] → 146 (-6) [Q1 2025]
14% less first-time investments, than exits
New positions opened: 24 | Existing positions closed: 28
14.33% less ownership
Funds ownership: 105.23% [Q4 2024] → 90.9% (-14.33%) [Q1 2025]
22% less call options, than puts
Call options by funds: $127K | Put options by funds: $163K
67% less capital invested
Capital invested by funds: $575M [Q4 2024] → $192M (-$383M) [Q1 2025]
100% less funds holding in top 10
Funds holding in top 10: 3 [Q4 2024] → 0 (-3) [Q1 2025]
Research analyst outlook
2 Wall Street Analysts provided 1 year price targets over the past 3 months
2 analyst ratings
HC Wainwright & Co. Andrew Fein | 462%upside $14 | Buy Maintained | 14 May 2025 |
Needham Joseph Stringer | 342%upside $11 | Buy Maintained | 13 May 2025 |
Financial journalist opinion
Based on 3 articles about ANNX published over the past 30 days









