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.

Trupanion, Inc. (TRUP) had 30-Day Put-Call Ratio (Open Interest) of 1.8257 for 2026-01-16.

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Figures for 2026-01-16

Volatility Metrics
Historical Volatility (Close-to-Close)	0.2857
Historical Volatility (Parkinson)	0.3532
Implied Volatility (Calls)	0.6442
Implied Volatility (Puts)	0.4980
Implied Volatility (Mean)	0.5711
Put-Call Implied Volatility Ratio	0.7731
Implied Volatility Skew	0.0691
Option Statistics
Put-Call Ratio (Volume)	1.6667
Put-Call Ratio (Open Interest)	1.8257