Historical Volatility (Parkinson) (30-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.
Defiance Daily Target 2X Long HIMS ETF (HIMZ) had 30-Day Historical Volatility (Parkinson) of 1.3224 for 2025-10-13.
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