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.

Ouster, Inc. (OUST) had 90-Day Put-Call Ratio (Volume) of 0.1369 for 2026-10-02.

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Figures for 2026-10-02

Volatility Metrics
Historical Volatility (Close-to-Close)	0.9897
Historical Volatility (Parkinson)	0.8061
Implied Volatility (Calls)	0.9274
Implied Volatility (Puts)	0.9573
Implied Volatility (Mean)	0.9423
Put-Call Implied Volatility Ratio	1.0323
Implied Volatility Skew	-0.0221
Option Statistics
Put-Call Ratio (Volume)	0.1369
Put-Call Ratio (Open Interest)	0.3956