Atossa Therapeutics Inc
Atossa Therapeutics Inc (ATOS) Historical Volatility
ATOS 30-day historical volatility is 61%. This ranks in the 22th percentile of readings over the past year.
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Tracking ATOS historical volatility helps you see how much Atossa Therapeutics 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, Atossa Therapeutics Inc's HV tells you what really happened. Use our scanner to monitor ATOS 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 ATOS 30 day historical volatility is one of the most widely watched readings because it balances responsiveness with stability. Comparing Atossa Therapeutics 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.
Atossa Therapeutics, Inc. operates as a clinical-stage biopharmaceutical company that develops medicines in the areas of unmet medical need in oncology for women breast cancer and other conditions in the United States. The company's lead drug candidate is oral (Z)-endoxifen, an active metabolite of tamoxifen, which is in Phase II clinical trials to treat and prevent breast cancer. It also develops immunotherapy/chimeric antigen receptor therapy programs. The company was formerly known as Atossa Genetics Inc. and changed its name to Atossa Therapeutics, Inc. in January 2020. Atossa Therapeutics, Inc.
was founded in 2008 and is based in Seattle, Washington.
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 Atossa Therapeutics Inc's historical volatility side-by-side with implied readings across every lookback window, so you can see exactly where ATOS HV is running hot, cold, or in line. Make the ATOS 30 day historical volatility — and every other window — work for your edge instead of against it.
As of September 25, 2026
As of September 25, 2026
See how volatility has moved over time
Track ATOS historical volatility, spot where IV and realized volatility diverge, and find options that are priced in your favor right now.
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