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.

SL Green Realty Corporation (SLG) had 20-Day Put-Call Ratio (Volume) of 0.8261 for 2026-09-18.

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Figures for 2026-09-18

Volatility Metrics
Historical Volatility (Close-to-Close)	0.3178
Historical Volatility (Parkinson)	0.3095
Implied Volatility (Calls)	0.3418
Implied Volatility (Puts)	0.3457
Implied Volatility (Mean)	0.3437
Put-Call Implied Volatility Ratio	1.0116
Implied Volatility Skew	0.0118
Option Statistics
Put-Call Ratio (Volume)	0.8261
Put-Call Ratio (Open Interest)	5.7279