Put-Call Ratio (Volume) (150-Day)

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

One Stop Systems, Inc. (OSS) had 150-Day Put-Call Ratio (Volume) of 0.3600 for 2026-06-05.

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Figures for 2026-06-05

Volatility Metrics
Historical Volatility (Close-to-Close)	1.2711
Historical Volatility (Parkinson)	1.0722
Implied Volatility (Calls)	1.0083
Implied Volatility (Puts)	1.0389
Implied Volatility (Mean)	1.0236
Put-Call Implied Volatility Ratio	1.0304
Implied Volatility Skew	-0.0320
Option Statistics
Put-Call Ratio (Volume)	0.3600
Put-Call Ratio (Open Interest)	0.1804