Put-Call Ratio (Volume) (120-Day)

Put-Call Ratio (Volume): The ratio of puts traded to calls traded, for options with the relevant expiration date.

Plains All American Pipeline, L.P. (PAA) had 120-Day Put-Call Ratio (Volume) of 0.1514 for 2026-04-21.

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Figures for 2026-04-21

Volatility Metrics
Historical Volatility (Close-to-Close)	0.1911
Historical Volatility (Parkinson)	0.1920
Implied Volatility (Calls)	0.2001
Implied Volatility (Puts)	0.2050
Implied Volatility (Mean)	0.2026
Put-Call Implied Volatility Ratio	1.0241
Implied Volatility Skew	0.0194
Option Statistics
Put-Call Ratio (Volume)	0.1514
Put-Call Ratio (Open Interest)	0.1067