Historical Volatility (Close-to-Close) (20-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.
State Street Financial Select Sector SPDR Premium Income ETF (XLFI) had 20-Day Historical Volatility (Close-to-Close) of 0.1676 for 2026-02-19.
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