Put-Call Ratio (Volume) (10-Day)

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

Opendoor Technologies Inc. (OPEN) had 10-Day Put-Call Ratio (Volume) of 0.1374 for 2026-05-21.

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Figures for 2026-05-21

Volatility Metrics
Historical Volatility (Close-to-Close)	0.4124
Historical Volatility (Parkinson)	0.5714
Implied Volatility (Calls)	0.7793
Implied Volatility (Puts)	0.7118
Implied Volatility (Mean)	0.7456
Put-Call Implied Volatility Ratio	0.9134
Implied Volatility Skew	-0.0234
Option Statistics
Put-Call Ratio (Volume)	0.1374
Put-Call Ratio (Open Interest)	0.2892