Put-Call Ratio (Volume) (10-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 10-Day Put-Call Ratio (Volume) of 0.2087 for 2025-06-27.

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Figures for 2025-06-27

Volatility Metrics
Historical Volatility (Close-to-Close)	0.1509
Historical Volatility (Parkinson)	0.2300
Implied Volatility (Calls)	0.2538
Implied Volatility (Puts)	0.2566
Implied Volatility (Mean)	0.2552
Put-Call Implied Volatility Ratio	1.0111
Implied Volatility Skew	--
Option Statistics
Put-Call Ratio (Volume)	0.2087
Put-Call Ratio (Open Interest)	0.7954