Historical Volatility (Parkinson) (30-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.
VelocityShares 3x Inverse Natural Gas ETN (DGAZF) had 30-Day Historical Volatility (Parkinson) of 0.7905 for 2020-07-10.
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