Put-Call Ratio (Open Interest) (30-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.

FactSet Research Systems Inc. (FDS) had 30-Day Put-Call Ratio (Open Interest) of 0.6957 for 2025-05-30.

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Figures for 2025-05-30

Volatility Metrics
Historical Volatility (Close-to-Close)	0.1859
Historical Volatility (Parkinson)	0.2187
Implied Volatility (Calls)	0.2028
Implied Volatility (Puts)	0.2447
Implied Volatility (Mean)	0.2238
Put-Call Implied Volatility Ratio	1.2066
Implied Volatility Skew	--
Option Statistics
Put-Call Ratio (Volume)	0.9412
Put-Call Ratio (Open Interest)	0.6957