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.
Roundhill Daily 2X Long Magnificent Seven ETF (MAGX) had 10-Day Historical Volatility (Parkinson) of 0.3887 for 2026-07-17.
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