VIX beta is how many points the VIX rises for every 1% the S&P 500 falls.
The headline is today's single-day reaction, ranked against its 6-month norm.
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Today's reading
VIX move probability
1-month VIX beta vs its 6-month average
The orange line is the VIX’s point-rise per 1% S&P drop on a rolling 1-month basis, over the last two years; the dark dot at the right edge is today’s single-day reaction, which can sit above or below the rolling line. The dashed line marks its 6-month average. Hover any point for its value and date.