Historical Volatility (Parkinson) (60-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.

ProShares DJ Brookfield Global Infrastructure ETF (TOLZ) had 60-Day Historical Volatility (Parkinson) of 0.0758 for 2026-01-16.

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Figures for 2026-01-16

Volatility Metrics
Historical Volatility (Close-to-Close)	0.0890
Historical Volatility (Parkinson)	0.0758
Implied Volatility (Calls)	0.1352
Implied Volatility (Puts)	0.1709
Implied Volatility (Mean)	0.1530
Put-Call Implied Volatility Ratio	1.2640
Implied Volatility Skew	--
Option Statistics
Put-Call Ratio (Volume)	--
Put-Call Ratio (Open Interest)	--