Put-Call Ratio (Open Interest) (20-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.

Waste Connections, Inc. (WCN) had 20-Day Put-Call Ratio (Open Interest) of 0.2619 for 2026-05-22.

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Figures for 2026-05-22

Volatility Metrics
Historical Volatility (Close-to-Close)	0.1855
Historical Volatility (Parkinson)	0.1986
Implied Volatility (Calls)	0.2371
Implied Volatility (Puts)	0.2378
Implied Volatility (Mean)	0.2375
Put-Call Implied Volatility Ratio	1.0026
Implied Volatility Skew	0.0492
Option Statistics
Put-Call Ratio (Volume)	2.0000
Put-Call Ratio (Open Interest)	0.2619