Deutsche Borse SDAX Performance Index (XETRA) Asy. MEM Volatility Analysis
Volatility prediction for Monday, July 20th, 2026
1 Day
15.75%
decreased by 0.69%
1 Week
15.82%
decreased by 0.62%
1 Month
16.02%
decreased by 0.42%
Analysis last updated: Friday, July 17, 2026 at 07:37 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Mar 5, 2013 to Jul 17, 2026Model Insight
This asset exhibits a strong leverage effect: negative returns increase next-day volatility 121% more than equivalent positive returns.
μ
AMEM Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.0434 | 21.25*** |
α ARCH Response to squared shocks | 0.1155 | 17.77*** |
β GARCH Volatility persistence | 0.7750 | 159.56*** |
γ leverage Additional response to negative shocks | 0.1396 | 12.20*** |
Persistence:
0.960
Half-life:
17 days
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