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 FTSE China Bear 3X Shares (YANG) had 10-Day Historical Volatility (Parkinson) of 0.3794 for 2026-01-21.
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