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.
GraniteShares 2x Long NVDA Daily ETF (NVDL) had 90-Day Historical Volatility (Parkinson) of 0.6164 for 2026-01-20.
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