V-Lab
Beiersdorf AG Zero Slope Spline-GARCH Volatility Analysis
Volatility prediction for Monday, October 5th, 2026
1 Day
20.86%
decreased by 1.12%
1 Week
21.22%
decreased by 0.76%
1 Month
21.94%
decreased by 0.04%
Analysis last updated: Saturday, October 3, 2026 at 07:29 PM UTC
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News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jan 1, 1990 to Oct 2, 2026Model Insight
This model fits a time-varying baseline (a spline), so volatility mean-reverts toward a slowly-shifting long-run level rather than a constant. Short-run deviations decay with a half-life of 6 trading days.
τ
Zero Slope Spline-GARCH Model
Tap to view equation
Time-varying baseline: volatility reverts to a slowly-shifting spline trend
| Param | Value | t-stat |
|---|---|---|
| ωconst | 1.0936 | 6.49*** |
| αARCH | 0.1197 | 7.31*** |
| βGARCH | 0.7684 | 27.47*** |
Spline Coefficients
K=6
| γ1 | 0.0647 | 5.52*** |
| γ2 | -0.1215 | -7.54*** |
| γ3 | 0.0839 | 7.89*** |
| γ4 | -0.0342 | -2.94*** |
| γ5 | 0.0142 | 1.08 |
| γ6 | -0.0103 | -1.01 |
0.888
Persistence6d
Half-lifeτ
Zero Slope Spline-GARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 1.0936 | 6.49*** |
α ARCH Response to squared shocks | 0.1197 | 7.31*** |
β GARCH Volatility persistence | 0.7684 | 27.47*** |
Spline Coefficients
K=6
| γ1 | 0.0647 | 5.52*** |
| γ2 | -0.1215 | -7.54*** |
| γ3 | 0.0839 | 7.89*** |
| γ4 | -0.0342 | -2.94*** |
| γ5 | 0.0142 | 1.08 |
| γ6 | -0.0103 | -1.01 |
Persistence:
0.888
Half-life:
6 days
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