Put-Call Ratio (Volume) (20-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 20-Day Put-Call Ratio (Volume) of 0.2829 for 2026-06-03.

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Figures for 2026-06-03

Volatility Metrics
Historical Volatility (Close-to-Close)	0.6514
Historical Volatility (Parkinson)	0.8042
Implied Volatility (Calls)	1.0118
Implied Volatility (Puts)	1.0903
Implied Volatility (Mean)	1.0510
Put-Call Implied Volatility Ratio	1.0776
Implied Volatility Skew	-0.1008
Option Statistics
Put-Call Ratio (Volume)	0.2829
Put-Call Ratio (Open Interest)	3.8352