Powell Industries Inc
Powell Industries Inc (POWL) Historical Volatility
POWL 30-day historical volatility is 49%. This ranks in the 15th percentile of readings over the past year.
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Tracking POWL historical volatility helps you see how much Powell Industries 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, Powell Industries Inc's HV tells you what really happened. Use our scanner to monitor POWL 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 POWL 30 day historical volatility is one of the most widely watched readings because it balances responsiveness with stability. Comparing Powell Industries 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.
Powell Industries, Inc., together with its subsidiaries, designs, develops, manufactures, sells, and services custom-engineered equipment and systems for the distribution, control, and monitoring of electrical energy. The company's principal products include integrated power control room substations, custom-engineered modules, electrical houses, medium-voltage circuit breakers, monitoring and control communications systems, motor control centers, and bus duct systems, as well as traditional and arc-resistant distribution switchgears and control gears. Its products have application in voltages ranging from 480 volts to 38,000 volts; and are used in oil and gas refining, onshore and offshore oil and gas production, petrochemical, liquid natural gas terminals, pipeline, terminal, mining and metals, light rail traction power, electric utility, pulp and paper, and other heavy industrial markets.
It also provides value-added services, such as spare parts, field service inspection, installation, commissioning, modification and repair, retrofit and retrofill components for existing systems, and replacement circuit breakers for switchgear. The company has operations in the United States, Canada, the Middle East, Africa, Europe, Mexico, and Central and South America. Powell Industries, Inc. was founded in 1947 and is headquartered in Houston, Texas.
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 Powell Industries Inc's historical volatility side-by-side with implied readings across every lookback window, so you can see exactly where POWL HV is running hot, cold, or in line. Make the POWL 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 POWL historical volatility, spot where IV and realized volatility diverge, and find options that are priced in your favor right now.
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