Put-Call Ratio (Open Interest) (20-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.

Costco Wholesale Corporation (COST) had 20-Day Put-Call Ratio (Open Interest) of 0.6375 for 2024-05-16.

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

Figures for 2024-05-16

Volatility Metrics
Historical Volatility (Close-to-Close)	0.1816
Historical Volatility (Parkinson)	0.1648
Implied Volatility (Calls)	0.2701
Implied Volatility (Puts)	0.2665
Implied Volatility (Mean)	0.2683
Put-Call Implied Volatility Ratio	0.9866
Implied Volatility Skew	0.0550
Option Statistics
Put-Call Ratio (Volume)	0.3963
Put-Call Ratio (Open Interest)	0.6375
Forward Price	795.69
Call Breakeven Price	822.49
Put Breakeven Price	717.53
Option Breakeven Price	782.66