Put-Call Ratio (Volume) (20-Day)

Put-Call Ratio (Volume): The ratio of puts traded to calls traded, for options with the relevant expiration date.

State Street SPDR S&P 400 Mid Cap Growth ETF (MDYG) 20-Day Put-Call Ratio (Volume) data is not available for 2026-01-16.

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Figures for 2026-01-16

Volatility Metrics
Historical Volatility (Close-to-Close)	0.1533
Historical Volatility (Parkinson)	0.1024
Implied Volatility (Calls)	0.1633
Implied Volatility (Puts)	0.1834
Implied Volatility (Mean)	0.1733
Put-Call Implied Volatility Ratio	1.1231
Implied Volatility Skew	--
Option Statistics
Put-Call Ratio (Volume)	--
Put-Call Ratio (Open Interest)	0.0000