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.

Vistra Corp. (VST) had 90-Day Put-Call Ratio (Volume) of 0.3897 for 2026-04-17.

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Figures for 2026-04-17

Volatility Metrics
Historical Volatility (Close-to-Close)	0.4960
Historical Volatility (Parkinson)	0.4633
Implied Volatility (Calls)	0.5157
Implied Volatility (Puts)	0.5020
Implied Volatility (Mean)	0.5088
Put-Call Implied Volatility Ratio	0.9734
Implied Volatility Skew	0.0360
Option Statistics
Put-Call Ratio (Volume)	0.3897
Put-Call Ratio (Open Interest)	1.2234