First Trust Mid Cap Growth AlphaDEX Fund
First Trust Mid Cap Growth AlphaDEX Fund (FNY) Historical Volatility
FNY's 30 day historical volatility is 24.07%, in the 81st percentile of readings over the past year. This is a high percentile, meaning First Trust Mid Cap Growth AlphaDEX Fund shares have swung far more than usual. FNY's 30 day implied volatility sits at 30.16%, with an IV Rank of 96.43%, leaving IV 6.09 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 FNY historical volatility helps you see how much First Trust Mid Cap Growth AlphaDEX Fund'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, FNY's HV, also known as realized volatility, shows what actually happened. Use our scanner to monitor FNY 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. FNY's 30 day historical volatility, or FNY HV, is one of the most widely watched readings because it balances responsiveness with stability. Comparing FNY'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.
The First Trust Mid Cap Growth AlphaDEX Fund is an exchange-traded fund. The investment objective of the Fund is to seek investment results that correspond generally to the price and yield, before the Fund's fees and expenses, of an equity index called the Nasdaq AlphaDEX Mid Cap Growth Index.
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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