Put-Call Ratio (Volume) (180-Day)

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

MarketAxess Holdings Inc. (MKTX) had 180-Day Put-Call Ratio (Volume) of 4.5000 for 2026-01-20.

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Figures for 2026-01-20

Volatility Metrics
Historical Volatility (Close-to-Close)	0.2846
Historical Volatility (Parkinson)	0.2293
Implied Volatility (Calls)	0.3597
Implied Volatility (Puts)	0.3610
Implied Volatility (Mean)	0.3603
Put-Call Implied Volatility Ratio	1.0036
Implied Volatility Skew	0.0236
Option Statistics
Put-Call Ratio (Volume)	4.5000
Put-Call Ratio (Open Interest)	0.4882