Put-Call Ratio (Volume) (90-Day)

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

NIO Inc. (NIO) had 90-Day Put-Call Ratio (Volume) of 0.2248 for 2025-05-02.

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Figures for 2025-05-02

Volatility Metrics
Historical Volatility (Close-to-Close)	0.7285
Historical Volatility (Parkinson)	0.5596
Implied Volatility (Calls)	0.6491
Implied Volatility (Puts)	0.7020
Implied Volatility (Mean)	0.6755
Put-Call Implied Volatility Ratio	1.0814
Implied Volatility Skew	-0.0052
Option Statistics
Put-Call Ratio (Volume)	0.2248
Put-Call Ratio (Open Interest)	0.2961