Put-Call Ratio (Volume) (30-Day)

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

Okeanis Eco Tankers Corp. (ECO) had 30-Day Put-Call Ratio (Volume) of 0.2239 for 2026-07-21.

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Figures for 2026-07-21

Volatility Metrics
Historical Volatility (Close-to-Close)	0.5697
Historical Volatility (Parkinson)	0.4003
Implied Volatility (Calls)	0.3587
Implied Volatility (Puts)	0.4836
Implied Volatility (Mean)	0.4211
Put-Call Implied Volatility Ratio	1.3485
Implied Volatility Skew	-0.0341
Option Statistics
Put-Call Ratio (Volume)	0.2239
Put-Call Ratio (Open Interest)	1.7202