Historical Volatility (Close-to-Close) (20-Day)

Historical Volatility (Close-to-Close): The past volatility of the security over the selected time frame, calculated using the closing price on each trading day.

Berkshire Hathaway Inc. (BRK.B) had 20-Day Historical Volatility (Close-to-Close) of 0.1333 for 2024-04-23.

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

Figures for 2024-04-23

Volatility Metrics
Historical Volatility (Close-to-Close)	0.1333
Historical Volatility (Parkinson)	0.1374
Implied Volatility (Calls)	0.1642
Implied Volatility (Puts)	0.1835
Implied Volatility (Mean)	0.1738
Put-Call Implied Volatility Ratio	1.1176
Implied Volatility Skew	--
Option Statistics
Put-Call Ratio (Volume)	0.4914
Put-Call Ratio (Open Interest)	0.6328
Forward Price	409.24
Call Breakeven Price	420.95
Put Breakeven Price	386.94
Option Breakeven Price	407.54