Historical Volatility (Parkinson) (20-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.
Super Hi International Holding Ltd. Unsponsored ADR (HDL) had 20-Day Historical Volatility (Parkinson) of 0.2082 for 2026-01-20.
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