Historical Volatility (Parkinson) (120-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.
ETRACS Silver Shares Covered Call ETN (SLVO) had 120-Day Historical Volatility (Parkinson) of 0.2546 for 2026-03-09.
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