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V-Lab

Wilshire 5000 Total Market Index GAS-GARCH Student T Volatility Analysis

Volatility prediction for Tuesday, April 21st, 2026

1 Day

16.84%

decreased by 1.12%

1 Week

16.87%

decreased by 1.09%

1 Month

16.97%

decreased by 0.99%

Analysis last updated: Tuesday, April 21, 2026 at 01:05 AM UTC

Date Range:

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graph of Wilshire 5000 Total Market Index GAS-GARCH-T

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time