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.

Babcock (BW) had 30-Day Historical Volatility (Parkinson) of 0.7446 for 2026-07-20.

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Figures for 2026-07-20

Volatility Metrics
Historical Volatility (Close-to-Close)	0.8204
Historical Volatility (Parkinson)	0.7446
Implied Volatility (Calls)	1.1220
Implied Volatility (Puts)	1.2601
Implied Volatility (Mean)	1.1910
Put-Call Implied Volatility Ratio	1.1231
Implied Volatility Skew	0.0072
Option Statistics
Put-Call Ratio (Volume)	0.3874
Put-Call Ratio (Open Interest)	0.3881