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 Materials Select Sector SPDR Premium Income ETF (XLBI) had 180-Day Historical Volatility (Close-to-Close) of 0.1290 for 2026-02-20.
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