Assembly Biosciences Inc

ASMBNASDAQ · USD
23.67USD0.00 (+0.05%)
227

Assembly Biosciences Inc (ASMB) Historical Volatility

ASMB 30-day historical volatility is 72%. This ranks in the 94th percentile of readings over the past year.

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Tracking ASMB historical volatility helps you see how much Assembly Biosciences Inc's stock price has actually moved over past periods, giving you a baseline to judge whether current option premiums are fair, cheap, or expensive. While implied volatility tells you what the market expects, Assembly Biosciences Inc's HV tells you what really happened. Use our scanner to monitor ASMB 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 an underlying's past returns, typically measured over rolling windows like 10, 20, 30, or 60 days. The ASMB 30 day historical volatility is one of the most widely watched readings because it balances responsiveness with stability. Comparing Assembly Biosciences Inc's HV to its implied volatility reveals the volatility risk premium — when IV sits well above HV, option sellers tend to have an edge; when HV runs hot relative to IV, buyers may be underpaying for movement.

Assembly Biosciences, Inc., a clinical-stage biotechnology company, discovers and develops therapeutic candidates for the treatment of hepatitis B virus (HBV) infection in the United States. The company's lead product candidate is Vebicorvir, which as completed Phase 2 clinical trials to treat patients with chronic HBV infection. It is also developing ABI-H3733 that has completed Phase 1a clinical study, and ABI-4334, which is in pre-clinical trials for the treatment of HBV. The company has collaboration agreements with BeiGene, Ltd. and Arbutus Biopharma Corporation; and Antios Therapeutics, Inc.

to evaluate a triple combination treatment in patients with chronic hepatitis B virus infection. It also has strategic license agreements with Indiana University Research and Technology Corporation; and Door Pharmaceuticals, LLC. The company was formerly known as Ventrus Biosciences, Inc. and changed its name to Assembly Biosciences, Inc. in June 2014. Assembly Biosciences, Inc. was incorporated in 2005 and is headquartered in South San Francisco, California.

Sizing a long premium trade, modeling a covered call, or hunting volatility arbitrage all come back to one question: how much has the stock actually moved? Our scanner puts Assembly Biosciences Inc's historical volatility side-by-side with implied readings across every lookback window, so you can see exactly where ASMB HV is running hot, cold, or in line. Make the ASMB 30 day historical volatility — and every other window — work for your edge instead of against it.

IV vs HV
Implied Volatility (IV) vs Historical Volatility (HV) over the past month.

As of September 25, 2026

IV - HV Difference
Difference between IV and HV over time. Positive values indicate IV > HV.

As of September 25, 2026

See how volatility has moved over time

Track ASMB historical volatility, spot where IV and realized volatility diverge, and find options that are priced in your favor right now.

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