Put-Call Ratio (Open Interest) (60-Day)

Put-Call Ratio (Open Interest): The ratio of outstanding put contracts to outstanding call contracts at the close of the trading day, for options with the relevant expiration date.

Berkshire Hathaway Inc. (BRK.B) had 60-Day Put-Call Ratio (Open Interest) of 0.5045 for 2022-05-20.

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

Figures for 2022-05-20

Volatility Metrics
Historical Volatility (Close-to-Close)	0.1987
Historical Volatility (Parkinson)	0.1957
Implied Volatility (Calls)	0.2399
Implied Volatility (Puts)	0.2351
Implied Volatility (Mean)	0.2375
Put-Call Implied Volatility Ratio	0.9800
Implied Volatility Skew	0.0855
Option Statistics
Put-Call Ratio (Volume)	0.8745
Put-Call Ratio (Open Interest)	0.5045
Forward Price	305.71
Call Breakeven Price	333.34
Put Breakeven Price	286.79
Option Breakeven Price	317.31

Data from Quantcha