Historical Volatility (Parkinson) (60-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 Technology Bull 3X Shares (TECL) had 60-Day Historical Volatility (Parkinson) of 0.3472 for 2025-08-01.
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