Advanced Energy Industries Inc
Advanced Energy Industries Inc (AEIS) Historical Volatility
AEIS's 30 day historical volatility is 83.07%, in the 86th percentile of readings over the past year. This is a high percentile, meaning Advanced Energy Industries Inc shares have swung far more than usual. AEIS's 30 day implied volatility sits at 76.40%, with an IV Rank of 83.73%, leaving IV 6.67 points below historical volatility. This means options are pricing in less movement than the stock has actually delivered, as of Nov 5, 2026.
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Tracking AEIS historical volatility helps you see how much Advanced Energy Industries 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, AEIS's HV, also known as realized volatility, shows what actually happened. Use our scanner to monitor AEIS 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. AEIS's 30 day historical volatility, or AEIS HV, is one of the most widely watched readings because it balances responsiveness with stability. Comparing AEIS'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.
Advanced Energy Industries, Inc. designs, manufactures, sells, and supports precision power conversion, measurement, and control solutions worldwide. It offers plasma power solutions, including direct current (DC), pulsed DC, low frequency alternating current, high voltage, and radio frequency (RF) power supplies, as well as RF power supplies, RF matching networks, and RF instrumentation products; and remote plasma sources for reactive gas applications. The company also provides power control modules and thermal instrumentation products for rapid thermal processing, chemical vapor deposition, epitaxy, crystal growing, and chemical processing, as well as metal, carbon fiber, and glass manufacturing and other industrial power applications; high voltage DC-DC products for semiconductor wafer processing and metrology, electrostatic clamping of substrates, scientific instrumentation, mass spectrometry, and X-ray systems for industrial and analytical applications; and low voltage DC-DC board mounted solutions for use in healthcare, telecommunications, test and measurement, instrumentation, and industrial equipment applications, as well as distributed power in server and storage systems.
Historical Volatility
Historical movement is elevated versus the past year. The stock has been unusually active.
As of Nov 5, 2026
As of Nov 5, 2026
As of Nov 5, 2026
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