Annexon Inc
Annexon Inc (ANNX) Implied Volatility Current
ANNX implied volatility is 151%. IV Rank is 57%, placing current premiums in the middle of their 52-week range.
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Tracking ANNX implied volatility helps you identify when options premiums on Annexon Inc are historically cheap or expensive, and where the best trades are hiding. Annexon Inc implied volatility reflects the market's expectation of future price movement: when ANNX IV rises, option premiums increase, creating opportunities for sellers, and when it drops, buyers can find cheaper contracts. Use our scanner to monitor Annexon Inc's implied volatility current levels in real time and filter for high-probability trades.
Implied volatility is derived from option prices using models like Black-Scholes and represents the annualized expected move of an underlying stock. For ANNX, tracking metrics like ANNX IV rank helps traders understand whether current implied volatility is historically high or low. IV rank compares today's reading against the past year's range — a high rank on ANNX signals rich premiums and potential mean-reversion, while a low rank may favor long options strategies.
Annexon, Inc., a clinical-stage biopharmaceutical company, discovers and develops therapeutics for autoimmune, neurodegenerative, and ophthalmic disorders. The company's C1q is an initiating molecule of the classical complement pathway that targets distinct disease processes, such as antibody-mediated autoimmune disease and complement-mediated neurodegeneration. Its product candidates include ANX005, a monoclonal antibody, which is in Phase II/III clinical trials to treat patients with guillain- barré syndrome; Phase II trial in patients with warm autoimmune hemolytic anemia; and Phase II clinical trial for Huntington's disease and amyotrophic lateral sclerosis.
The company is also developing ANX009 that is in Phase Ib trial in patients with lupus nephritis; and ANX007, which is in Phase II clinical trials to treat patients with geographic atrophy. In addition, it develops ANX105, an investigational monoclonal antibody targeting neurodegenerative indications; and ANX1502, an investigational oral small molecule for the treatment of certain autoimmune indications. The company was incorporated in 2011 and is headquartered in Brisbane, California.
Premium sellers, directional traders, and spread builders all need the same starting point: a clear read on where ANNX implied volatility sits today versus where it has been. Our scanner ranks Annexon Inc implied volatility against its historical range, surfaces extremes in ANNX IV rank, and pairs every reading with the trades that exploit it. Stop guessing whether Annexon Inc IV is rich or cheap — measure it, then act on it.
Implied Volatility
IV is slightly elevated - premiums are richer, leaning toward sellers.
As of September 18, 2026
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