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.

XOMA Royalty Corporation (XOMA) had 90-Day Put-Call Ratio (Volume) of 6.1290 for 2026-06-05.

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Figures for 2026-06-05

Volatility Metrics
Historical Volatility (Close-to-Close)	0.3617
Historical Volatility (Parkinson)	0.3728
Implied Volatility (Calls)	0.1669
Implied Volatility (Puts)	0.3805
Implied Volatility (Mean)	0.2737
Put-Call Implied Volatility Ratio	2.2800
Implied Volatility Skew	--
Option Statistics
Put-Call Ratio (Volume)	6.1290
Put-Call Ratio (Open Interest)	103.0916