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.

VanEck Vietnam ETF (VNM) had 30-Day Put-Call Ratio (Open Interest) of 0.8040 for 2025-10-30.

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Figures for 2025-10-30

Volatility Metrics
Historical Volatility (Close-to-Close)	0.3635
Historical Volatility (Parkinson)	0.1084
Implied Volatility (Calls)	0.4722
Implied Volatility (Puts)	0.3767
Implied Volatility (Mean)	0.4244
Put-Call Implied Volatility Ratio	0.7978
Implied Volatility Skew	0.0746
Option Statistics
Put-Call Ratio (Volume)	0.1786
Put-Call Ratio (Open Interest)	0.8040