Put-Call Implied Volatility Ratio (60-Day)

Put-Call Implied Volatility Ratio: The ratio of implied volatilities of the at-the-money puts to the at-the-money calls.

State Street SPDR S&P 500 Fossil Fuel Reserves Free ETF (SPYX) had 60-Day Put-Call Implied Volatility Ratio of 1.1118 for 2026-07-20.

Over 300 data fields encompassing historical volatility, implied volatility, and put-call ratios for multiple time frames
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Figures for 2026-07-20

Volatility Metrics
Historical Volatility (Close-to-Close)	0.1412
Historical Volatility (Parkinson)	0.1040
Implied Volatility (Calls)	0.1445
Implied Volatility (Puts)	0.1606
Implied Volatility (Mean)	0.1526
Put-Call Implied Volatility Ratio	1.1118
Implied Volatility Skew	0.0688
Option Statistics
Put-Call Ratio (Volume)	--
Put-Call Ratio (Open Interest)	--