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

Start Date: End Date:

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.

PROS Holdings, Inc. (PRO) had 30-Day Put-Call Ratio (Open Interest) of 0.9896 for 2025-06-05.

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Figures for 2025-06-05

Volatility Metrics
Historical Volatility (Close-to-Close)	0.4442
Historical Volatility (Parkinson)	0.3323
Implied Volatility (Calls)	0.6629
Implied Volatility (Puts)	0.4863
Implied Volatility (Mean)	0.5746
Put-Call Implied Volatility Ratio	0.7336
Implied Volatility Skew	0.1606
Option Statistics
Put-Call Ratio (Volume)	--
Put-Call Ratio (Open Interest)	0.9896

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