CBOE Volatility Index
VIX恐慌指数
Sentiment & DerivativesP0 CoreSentiment IndexApplies to: US stocks
Definition
Expected 30-day annualized volatility implied by SPX options.
Formula
Variance-weighted interpolation of near-term + next-term SPX options to 30 days, then annualized
How to read it
<15 complacency, >30 fear, >40 extreme (often marks bottoms); usually negatively correlated with equity indices.
Outputvalue/series
Data source: CBOE. Public knowledge, not investment advice.
See CBOE Volatility Index computed live on popular US stocks →
Related indicators
Reference metadata — public, well-known indicator definitions. Not investment advice.