Historical Volatility (Close-to-Close) (150-Day)
Historical Volatility (Close-to-Close): The past volatility of the security over the selected time frame, calculated using the closing price on each trading day.
Global X S&P 500 Covered Call ETF (XYLD) had 150-Day Historical Volatility (Close-to-Close) of 0.0508 for 2025-10-30.
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