Billiontoone Inc

BLLNNASDAQ · USD
113.94USD+1.55 (+1.38%)
352

Billiontoone Inc (BLLN) Historical Volatility

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Tracking BLLN historical volatility helps you see how much Billiontoone 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, BLLN's HV, also known as realized volatility, shows what actually happened. Use our scanner to monitor BLLN 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. BLLN's 30 day historical volatility, or BLLN HV, is one of the most widely watched readings because it balances responsiveness with stability. Comparing BLLN'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.

BillionToOne, Inc., a precision diagnostics company, quantifies biology to create molecular diagnostics. The company provides molecular counting platform, which is designed to detect and measure DNA molecules at the single-count level to help enhance disease detection. It offers UNITY Complete, a non-invasive prenatal screen that assesses fetal risk for aneuploidies, recessive conditions, and fetal antigens from a maternal blood draw; Northstar Select, a liquid biopsy test that provides a list of mutations that are present in the tumor and types of mutations detected that include deletions, insertions, and point mutations; and Northstar Response, a test that provides longitudinal determination of cancer burden through methylation assessment.

Historical Volatility

HV Percentile
—HV Percentile
—
Historical Volatility (30d)56.99%

HV Percentile—

Implied Volatility (30d)84.24%

IV Rank—

IV Minus HV+27.25%

As of Nov 5, 2026

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

As of Nov 5, 2026

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

As of Nov 5, 2026

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