VIX (Fear Index)
Measures how much volatility the market is pricing ahead. It predicts magnitude, not direction.
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What is VIX (Fear Index)?
The VIX, nicknamed "the fear index", measures the volatility the market is pricing for the next 30 days in the S&P 500. It is derived from option prices: when investors pay more for protection, the VIX rises. It does not measure what happened: it measures what the market fears will happen.
How it affects you
The VIX does not say where the market is heading, only how hard it is expected to move. For an ordinary saver its practical value is as a psychological thermometer: a sharp VIX spike marks exactly the moments when selling at a loss feels most tempting, and when the worst decisions get made.
How to read this number
As a rough orientation: a low reading reflects a calm market, around 20 and above reflects heightened uncertainty, and above 30 usually means real stress. These are reading habits, not official thresholds. Importantly, the VIX is mean-reverting, sharp spikes typically fade within weeks.
Related calculators
Source: CBOE
Frequently asked
Expand/collapse: Should I "invest in the VIX"?
You cannot invest in the index itself, only in derivative products tracking it (futures and exchange-traded notes). Those are built for short-term speculation and tend to lose value over time because of their contract structure, they are not a savings vehicle. Educational information, not a recommendation.
Expand/collapse: Does a high VIX mean the market will fall?
Not necessarily. The VIX measures expected magnitude, not direction. In practice it usually rises when markets fall, because demand for protection increases, but that is a correlation, not a forecast.