Historical Volatility (Close-to-Close) (180-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 Technology Select Sector SPDR Premium Income ETF (XLKI) had 180-Day Historical Volatility (Close-to-Close) of 0.1674 for 2026-02-20.
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