Equillium Inc
Equillium Inc (EQ) Historical Volatility
EQ's 30 day historical volatility is 92.83%, in the 46th percentile of readings over the past year. This is an average percentile, meaning Equillium Inc shares have moved roughly in line with their typical range. EQ's 30 day implied volatility sits at 350.88%, with an IV Rank of 85.32%, leaving IV 258.05 points above historical volatility. This means options are pricing in more movement than the stock has actually delivered, as of Nov 13, 2026.
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Tracking EQ historical volatility helps you see how much Equillium Inc's stock price has actually moved, giving you a baseline for whether option premiums look fair, cheap, or expensive. While implied volatility shows what the market expects, EQ's HV, also known as realized volatility, shows what actually happened. Use our scanner to monitor EQ 30 day historical volatility alongside longer lookback windows and spot the moments when realized and implied diverge.
Historical volatility is the annualized standard deviation of a stock's past returns, typically measured over rolling windows like 10, 20, 30, or 60 days. EQ's 30 day historical volatility, or EQ HV, is one of the most widely watched readings because it balances responsiveness with stability. Comparing EQ's HV to its implied volatility reveals the volatility risk premium. When IV sits well above HV, options are pricing in more movement than the stock has actually delivered, giving option sellers an edge. When HV runs hot relative to IV, options are pricing in less movement than the stock has delivered, and buyers may be underpaying for it.
Equillium, Inc., a clinical-stage biotechnology company, develops and sells products to treat severe autoimmune and inflammatory, or immuno-inflammatory disorders with unmet medical need. The company's lead product candidate is itolizumab (EQ001), a clinical-stage monoclonal antibody that targets the novel immune checkpoint receptor CD6, which is in Phase III clinical trials for the treatment of acute graft-versus-host disease; completed Phase Ib clinical trial for the treatment of asthma disease; and Phase Ib clinical trial for the treatment of and lupus nephritis. It also develops EQ101 for treatment of cutaneous T cell lymphoma and alopecia areata; and EQ102 to treat various gastrointestinal diseases.
Historical Volatility
Historical movement is near its typical level for the past year. Neither unusually calm nor unusually active.
As of Nov 13, 2026
As of Nov 13, 2026
As of Nov 13, 2026
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