Historical Volatility (Parkinson) (90-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.
Northern Trust Mrngstr Glob Upstream Natural Resources ETF (GUNR) had 90-Day Historical Volatility (Parkinson) of 0.0994 for 2026-09-04.
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