Ducommun Inc

DCONYSE · USD
135.25USD+2.75 (+2.08%)
569

Ducommun Inc (DCO) Historical Volatility

DCO's 30 day historical volatility is 61.33%, in the 100th percentile of readings over the past year. This is a high percentile, meaning Ducommun Inc shares have swung far more than usual. DCO's 30 day implied volatility sits at 60.58%, with an IV Rank of 93.25%, leaving IV roughly in line with historical volatility. This means options are priced close to what the stock has actually delivered, as of Nov 5, 2026.

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

Ducommun Incorporated provides engineering and manufacturing products and services primarily to the aerospace and defense, industrial, medical, and other industries in the United States. It operates through two segments, Electronic Systems and Structural Systems. The Electronic Systems segment provides cable assemblies and interconnect systems; printed circuit board assemblies; higher-level electronic, electromechanical, and mechanical components and assemblies, as well as lightning diversion systems; and radar enclosures, aircraft avionics racks, shipboard communications and control enclosures, shipboard communications and control enclosures, printed circuit board assemblies, cable assemblies, wire harnesses, interconnect systems, lightning diversion strips, surge suppressors, conformal shields, and other assemblies.

Historical Volatility

HV Percentile
100thHV Percentile
High

Historical movement is elevated versus the past year. The stock has been unusually active.

Historical Volatility (30d)61.33%

HV Percentile100th

Implied Volatility (30d)60.58%

IV Rank93.25%

IV Minus HV-0.75%

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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