Put-Call Implied Volatility Ratio (150-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 150-Day Put-Call Implied Volatility Ratio of 1.2673 for 2026-03-06.

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Figures for 2026-03-06

Volatility Metrics
Historical Volatility (Close-to-Close)	0.1280
Historical Volatility (Parkinson)	0.1035
Implied Volatility (Calls)	0.1654
Implied Volatility (Puts)	0.2096
Implied Volatility (Mean)	0.1875
Put-Call Implied Volatility Ratio	1.2673
Implied Volatility Skew	0.0388
Option Statistics
Put-Call Ratio (Volume)	--
Put-Call Ratio (Open Interest)	2.8750