Put-Call Ratio (Open Interest) (120-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 120-Day Put-Call Ratio (Open Interest) of 2.8406 for 2021-11-30.

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

Figures for 2021-11-30

Volatility Metrics
Historical Volatility (Close-to-Close)	0.1164
Historical Volatility (Parkinson)	0.0901
Implied Volatility (Calls)	0.1971
Implied Volatility (Puts)	0.2154
Implied Volatility (Mean)	0.2062
Put-Call Implied Volatility Ratio	1.0928
Implied Volatility Skew	0.1122
Option Statistics
Put-Call Ratio (Volume)	4.4202
Put-Call Ratio (Open Interest)	2.8406
Forward Price	455.59
Call Breakeven Price	490.90
Put Breakeven Price	392.81
Option Breakeven Price	418.36

Data from Quantcha