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.

Westport Fuel Systems Inc. (WPRT) had 30-Day Put-Call Ratio (Open Interest) of 0.0295 for 2025-05-30.

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Figures for 2025-05-30

Volatility Metrics
Historical Volatility (Close-to-Close)	0.4792
Historical Volatility (Parkinson)	0.4316
Implied Volatility (Calls)	--
Implied Volatility (Puts)	0.5661
Implied Volatility (Mean)	--
Put-Call Implied Volatility Ratio	--
Implied Volatility Skew	--
Option Statistics
Put-Call Ratio (Volume)	--
Put-Call Ratio (Open Interest)	0.0295