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.

Spire Global, Inc. (SPIR) had 90-Day Put-Call Ratio (Volume) of 0.1783 for 2026-05-21.

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Figures for 2026-05-21

Volatility Metrics
Historical Volatility (Close-to-Close)	1.1904
Historical Volatility (Parkinson)	1.0035
Implied Volatility (Calls)	0.9951
Implied Volatility (Puts)	1.0819
Implied Volatility (Mean)	1.0385
Put-Call Implied Volatility Ratio	1.0872
Implied Volatility Skew	0.0348
Option Statistics
Put-Call Ratio (Volume)	0.1783
Put-Call Ratio (Open Interest)	0.6778