Put-Call Ratio (Open Interest) (30-Day)

Put-Call Ratio (Open Interest): The ratio of outstanding put contracts to outstanding call contracts at the close of the trading day, for options with the relevant expiration date.

STERIS plc (STE) had 30-Day Put-Call Ratio (Open Interest) of 0.2727 for 2026-01-16.

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Figures for 2026-01-16

Volatility Metrics
Historical Volatility (Close-to-Close)	0.1657
Historical Volatility (Parkinson)	0.1949
Implied Volatility (Calls)	0.2926
Implied Volatility (Puts)	0.2709
Implied Volatility (Mean)	0.2818
Put-Call Implied Volatility Ratio	0.9258
Implied Volatility Skew	0.0846
Option Statistics
Put-Call Ratio (Volume)	3.7903
Put-Call Ratio (Open Interest)	0.2727