Historical Volatility (Close-to-Close) (10-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 10-Day Historical Volatility (Close-to-Close) of 0.0912 for 2021-09-17.

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

Figures for 2021-09-17

Volatility Metrics
Historical Volatility (Close-to-Close)	0.0912
Historical Volatility (Parkinson)	0.1184
Implied Volatility (Calls)	0.1481
Implied Volatility (Puts)	0.1423
Implied Volatility (Mean)	0.1452
Put-Call Implied Volatility Ratio	0.9608
Implied Volatility Skew	0.0642
Option Statistics
Put-Call Ratio (Volume)	1.0742
Put-Call Ratio (Open Interest)	1.2749
Forward Price	284.00
Call Breakeven Price	287.01
Put Breakeven Price	273.21
Option Breakeven Price	278.37

Data from Quantcha