Historical Volatility (Parkinson) (60-Day)
Historical Volatility (Parkinson): The past volatility of the security over the selected time frame, calculated using the high and low prices on each trading day.
State Street SPDR MSCI EAFE Fossil Fuel Reserves Free ETF (EFAX) had 60-Day Historical Volatility (Parkinson) of 0.0945 for 2026-03-09.
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