V-Lab
Xtrackers S&P 100 Ex Top 20 ETF MF2-GARCH Volatility Analysis
Volatility prediction for Monday, September 21st, 2026
1 Day
12.02%
increased by 0.37%
1 Week
11.89%
increased by 0.24%
1 Month
11.71%
increased by 0.06%
Analysis last updated: Friday, September 18, 2026 at 09:59 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Nov 28, 2022 to Sep 18, 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
MF2-GARCH Model
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Leverage: volatility responds almost entirely to negative shocks
| Param | Value | t-stat |
|---|---|---|
| mwindow | 36 | |
| αARCH | 0.0000 | 0.00 |
| βGARCH | 0.6144 | 7.11*** |
| γleverage | 0.2362 | 3.39*** |
| λ₁tau intercept | 0.3989 | 0.61 |
| λ₂forecast adj. | 0.3238 | 0.60 |
| λ₃tau persistence | 0.0000 | 0.00 |
0.733
Persistence2d
Half-lifeσ
MF2-GARCH Model
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| Parameter | Value | t-statistic |
|---|---|---|
m window Rolling window length | 36 | |
α ARCH Response to squared shocks | 0.0000 | 0.00 |
β GARCH Volatility persistence | 0.6144 | 7.11*** |
γ leverage Additional response to negative shocks | 0.2362 | 3.39*** |
λ₁ tau intercept Baseline long-term coefficient | 0.3989 | 0.61 |
λ₂ forecast adj. Forecast performance sensitivity | 0.3238 | 0.60 |
λ₃ tau persistence Long-term factor persistence | 0.0000 | 0.00 |
Persistence:
0.733
Half-life:
2 days
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