V-Lab
SAP SE MF2-GARCH Volatility Analysis
Volatility prediction for Monday, August 24th, 2026
1 Day
29.85%
decreased by 1.23%
1 Week
30.52%
decreased by 0.56%
1 Month
32.80%
increased by 1.72%
Analysis last updated: Saturday, August 22, 2026 at 08:54 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jan 2, 1990 to Aug 21, 2026Model Insight
This asset exhibits a strong leverage effect: negative returns increase next-day volatility 109% more than equivalent positive returns.
σ
MF2-GARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
m window Rolling window length | 81 | |
α ARCH Response to squared shocks | 0.0902 | 21.14*** |
β GARCH Volatility persistence | 0.8437 | 192.36*** |
γ leverage Additional response to negative shocks | 0.0980 | 14.92*** |
λ₁ tau intercept Baseline long-term coefficient | 8.2942 | 1.61 |
λ₂ forecast adj. Forecast performance sensitivity | 0.0000 | 0.00 |
λ₃ tau persistence Long-term factor persistence | 0.0000 | 0.00 |
Persistence:
0.983
Half-life:
40 days
Other MF2-GARCH Analyses on International Equities