Historical Volatility (Parkinson) (10-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.
Direxion Daily PLTR Bear 1X Shares (PLTD) had 10-Day Historical Volatility (Parkinson) of 0.3935 for 2026-01-20.
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