V-Lab
Mondelez International Inc Zero Slope Spline-GARCH Volatility Analysis
Volatility prediction for Monday, September 14th, 2026
1 Day
19.69%
decreased by 0.52%
1 Week
20.66%
increased by 0.45%
1 Month
22.16%
increased by 1.95%
Analysis last updated: Friday, September 11, 2026 at 11:09 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jun 13, 2001 to Sep 11, 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 4 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 | 1.1271 | 8.48*** |
| αARCH | 0.0991 | 5.37*** |
| βGARCH | 0.7458 | 15.49*** |
Spline Coefficients
K=9
| γ1 | -0.1737 | -2.04** |
| γ2 | 0.4003 | 3.02*** |
| γ3 | -0.4595 | -5.62*** |
| γ4 | 0.4196 | 6.88*** |
| γ5 | -0.2777 | -4.19*** |
| γ6 | 0.1024 | 1.27 |
| γ7 | -0.0058 | -0.06 |
| γ8 | 0.0195 | 0.23 |
| γ9 | -0.0481 | -0.86 |
0.845
Persistence4d
Half-lifeτ
Zero Slope Spline-GARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 1.1271 | 8.48*** |
α ARCH Response to squared shocks | 0.0991 | 5.37*** |
β GARCH Volatility persistence | 0.7458 | 15.49*** |
Spline Coefficients
K=9
| γ1 | -0.1737 | -2.04** |
| γ2 | 0.4003 | 3.02*** |
| γ3 | -0.4595 | -5.62*** |
| γ4 | 0.4196 | 6.88*** |
| γ5 | -0.2777 | -4.19*** |
| γ6 | 0.1024 | 1.27 |
| γ7 | -0.0058 | -0.06 |
| γ8 | 0.0195 | 0.23 |
| γ9 | -0.0481 | -0.86 |
Persistence:
0.845
Half-life:
4 days
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