Historical Volatility (Parkinson) (180-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 AVGO Bull 2X ETF (AVL) had 180-Day Historical Volatility (Parkinson) of 0.7475 for 2026-07-17.
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