The VIX often rises sharply when equity indices fall sharply, and it is the underlying of VIX futures and VIX options.
VIX
- Japanese
- VIX
- Also known as
- Cboe Volatility Index, VIX Index
- Last reviewed
- September 25, 2026
This is a draft, shown for review before publication.
The VIX (Cboe Volatility Index) is an index that Cboe calculates from S&P 500 Index option prices. It shows the market's expected volatility of the US stock market over the next 30 days as an annualized percentage.