V-Lab
Dow Jones Industrial Average EGARCH Volatility Analysis
Volatility prediction for Friday, September 11th, 2026
1 Day
16.03%
increased by 0.38%
1 Week
16.06%
increased by 0.41%
1 Month
16.15%
increased by 0.50%
Analysis last updated: Friday, September 11, 2026 at 12:03 AM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jan 1, 1990 to Sep 4, 2026Model Insight
This asset exhibits a strong leverage effect: volatility responds almost entirely to negative shocks. The ARCH response to positive shocks is negligible.
σ
EGARCH Model
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Leverage: volatility responds almost entirely to negative shocks
| Param | Value | t-stat |
|---|---|---|
| ωconst | 0.0023 | 0.27 |
| αARCH | 0.1562 | 9.71*** |
| βGARCH | 0.9709 | 190.82*** |
| γleverage | -0.1210 | -8.37*** |
0.971
Persistence23d
Half-lifeσ
EGARCH Model
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| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.0023 | 0.27 |
α ARCH Response to squared shocks | 0.1562 | 9.71*** |
β GARCH Volatility persistence | 0.9709 | 190.82*** |
γ leverage Additional response to negative shocks | -0.1210 | -8.37*** |
Persistence:
0.971
Half-life:
23 days
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