Historical Volatility (Parkinson) (90-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.
Tidal Trust Subversive Congressional Democrats Trading ETF (NANC) had 90-Day Historical Volatility (Parkinson) of 0.1100 for 2026-09-04.
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