BWX Technologies Inc

BWXTNYSE · USD
119.52USD+4.56 (+3.97%)
385

BWX Technologies Inc (BWXT) Historical Volatility

BWXT's 30 day historical volatility is 49.24%, in the 69th percentile of readings over the past year. This is an average percentile, meaning BWX Technologies Inc shares have moved roughly in line with their typical range. BWXT's 30 day implied volatility sits at 54.77%, with an IV Rank of 85.32%, leaving IV 5.53 points above historical volatility. This means options are pricing in more movement than the stock has actually delivered, as of Nov 5, 2026.

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

BWX Technologies, Inc. manufactures and sells nuclear components in the United States, Canada, and internationally. It operates in three segments: Nuclear Operations Group, Nuclear Power Group, and Nuclear Services Group. The Nuclear Operations Group segment provides precision naval and critical nuclear components, reactors, nuclear fuel, and assemblies for the United States Department of Energy/National Nuclear Security Administration's Naval Nuclear Propulsion Program and other uses; missile launch tubes for United States Navy submarines; close-tolerance and equipment for nuclear applications; and converts Cold War-era government stockpiles of high-enriched uranium, as well as receives, stores, characterizes, dissolves, recovers, and purifies uranium-bearing materials; supplies research reactor fuel elements for colleges, universities, and national laboratories; and components for defense applications.

Historical Volatility

HV Percentile
69thHV Percentile
Moderate

Historical movement is near its typical level for the past year. Neither unusually calm nor unusually active.

Historical Volatility (30d)49.24%

HV Percentile69th

Implied Volatility (30d)54.77%

IV Rank85.32%

IV Minus HV+5.53%

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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