Put-Call Ratio (Volume) (20-Day)

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

Shift4 Payments, Inc. (FOUR) had 20-Day Put-Call Ratio (Volume) of 0.7049 for 2026-04-20.

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Figures for 2026-04-20

Volatility Metrics
Historical Volatility (Close-to-Close)	0.4389
Historical Volatility (Parkinson)	0.4846
Implied Volatility (Calls)	0.7302
Implied Volatility (Puts)	0.7434
Implied Volatility (Mean)	0.7368
Put-Call Implied Volatility Ratio	1.0181
Implied Volatility Skew	0.0723
Option Statistics
Put-Call Ratio (Volume)	0.7049
Put-Call Ratio (Open Interest)	0.7561