Put-Call Ratio (Volume) (90-Day)

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

Merck & Co., Inc. (MRK) had 90-Day Put-Call Ratio (Volume) of 0.5809 for 2025-04-23.

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Figures for 2025-04-23

Volatility Metrics
Historical Volatility (Close-to-Close)	0.3471
Historical Volatility (Parkinson)	0.2937
Implied Volatility (Calls)	0.3573
Implied Volatility (Puts)	0.3391
Implied Volatility (Mean)	0.3482
Put-Call Implied Volatility Ratio	0.9492
Implied Volatility Skew	0.0698
Option Statistics
Put-Call Ratio (Volume)	0.5809
Put-Call Ratio (Open Interest)	0.7546