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CBOE S&P 500 One-Year Volatility Index GAS-GARCH Student T Volatility Analysis

Volatility prediction for Wednesday, April 15th, 2026

1 Day

29.74%

decreased by 4.34%

1 Week

31.30%

decreased by 2.78%

1 Month

35.27%

increased by 1.19%

Analysis last updated: Wednesday, April 15, 2026 at 11:30 AM UTC

Date Range:

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graph of CBOE S&P 500 One-Year Volatility Index GAS-GARCH-T

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time