SAP SE Asy. MEM Volatility Analysis
Volatility prediction for Thursday, October 8th, 2026
1 Day
31.23%
decreased by 2.26%
1 Week
31.51%
decreased by 1.98%
1 Month
32.47%
decreased by 1.02%
Analysis last updated: Thursday, October 8, 2026 at 06:54 PM UTC
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News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jan 28, 1991 to Oct 2, 2026Model Insight
This asset exhibits a modest leverage effect: negative returns increase next-day volatility 44% more than equivalent positive returns.
μ
AMEM Model
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Leverage: Negative returns increase volatility 44% more than positive returns
| Param | Value | t-stat |
|---|---|---|
| ωconst | 0.1258 | 4.83*** |
| αARCH | 0.1630 | 7.34*** |
| βGARCH | 0.7780 | 38.51*** |
| γleverage | 0.0717 | 2.07** |
0.977
Persistence30d
Half-lifeμ
AMEM Model
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| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.1258 | 4.83*** |
α ARCH Response to squared shocks | 0.1630 | 7.34*** |
β GARCH Volatility persistence | 0.7780 | 38.51*** |
γ leverage Additional response to negative shocks | 0.0717 | 2.07** |
Persistence:
0.977
Half-life:
30 days
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