Implied Volatility Skew (90-Day)

Implied Volatility Skew: A measurement that quantifies the difference in implied volatility of options at lower and higher strike prices.

Atour Lifestyle Holdings Limited Sponsored ADR (ATAT) had 90-Day Implied Volatility Skew of -0.0107 for 2026-01-16.

Over 300 data fields encompassing historical volatility, implied volatility, and put-call ratios for multiple time frames
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Up to 20 years of data history
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Figures for 2026-01-16

Volatility Metrics
Historical Volatility (Close-to-Close)	0.4146
Historical Volatility (Parkinson)	0.3783
Implied Volatility (Calls)	0.4297
Implied Volatility (Puts)	0.3991
Implied Volatility (Mean)	0.4144
Put-Call Implied Volatility Ratio	0.9289
Implied Volatility Skew	-0.0107
Option Statistics
Put-Call Ratio (Volume)	0.1000
Put-Call Ratio (Open Interest)	0.0764