Put-Call Ratio (Open Interest) (180-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.

SPDR S&P 500 ETF (SPY) had 180-Day Put-Call Ratio (Open Interest) of 1.6555 for 2023-05-26.

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

Figures for 2023-05-26

Volatility Metrics
Historical Volatility (Close-to-Close)	0.1642
Historical Volatility (Parkinson)	0.1380
Implied Volatility (Calls)	0.1546
Implied Volatility (Puts)	0.1905
Implied Volatility (Mean)	0.1726
Put-Call Implied Volatility Ratio	1.2316
Implied Volatility Skew	0.0533
Option Statistics
Put-Call Ratio (Volume)	1.0137
Put-Call Ratio (Open Interest)	1.6555
Forward Price	427.01
Call Breakeven Price	491.04
Put Breakeven Price	334.26
Option Breakeven Price	394.42