Historical Volatility (Parkinson) (150-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.
U.S. Global GO GOLD and Precious Metal Miners ETF (GOAU) had 150-Day Historical Volatility (Parkinson) of 0.2908 for 2026-01-21.
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