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.

ASP Isotopes Inc. (ASPI) had 90-Day Put-Call Ratio (Volume) of 0.1506 for 2026-07-20.

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Figures for 2026-07-20

Volatility Metrics
Historical Volatility (Close-to-Close)	1.1279
Historical Volatility (Parkinson)	0.8998
Implied Volatility (Calls)	1.2346
Implied Volatility (Puts)	1.1374
Implied Volatility (Mean)	1.1860
Put-Call Implied Volatility Ratio	0.9213
Implied Volatility Skew	0.0117
Option Statistics
Put-Call Ratio (Volume)	0.1506
Put-Call Ratio (Open Interest)	1.0450