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.

Berkshire Hathaway Inc. (BRK.B) had 20-Day Historical Volatility (Parkinson) of 0.1255 for 2024-04-24.

10-Day 20-Day 30-Day 60-Day
90-Day 120-Day 150-Day 180-Day

Figures for 2024-04-24

Volatility Metrics
Historical Volatility (Close-to-Close)	0.1278
Historical Volatility (Parkinson)	0.1255
Implied Volatility (Calls)	0.1811
Implied Volatility (Puts)	0.1722
Implied Volatility (Mean)	0.1767
Put-Call Implied Volatility Ratio	0.9509
Implied Volatility Skew	0.0378
Option Statistics
Put-Call Ratio (Volume)	0.6868
Put-Call Ratio (Open Interest)	0.7949
Forward Price	407.47
Call Breakeven Price	421.66
Put Breakeven Price	382.86
Option Breakeven Price	404.43