Put-Call Ratio (Volume) (20-Day)

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

Ecopetrol S.A. (EC) had 20-Day Put-Call Ratio (Volume) of 2.5333 for 2026-05-21.

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Figures for 2026-05-21

Volatility Metrics
Historical Volatility (Close-to-Close)	0.4574
Historical Volatility (Parkinson)	0.3769
Implied Volatility (Calls)	0.5064
Implied Volatility (Puts)	0.5364
Implied Volatility (Mean)	0.5214
Put-Call Implied Volatility Ratio	1.0592
Implied Volatility Skew	-0.0969
Option Statistics
Put-Call Ratio (Volume)	2.5333
Put-Call Ratio (Open Interest)	0.4823