V-Lab
G K P Printing & Packaging Zero Slope Spline-GARCH Volatility Analysis
Volatility prediction for Monday, July 27th, 2026
1 Day
41.00%
decreased by 12.98%
1 Week
36.61%
decreased by 17.37%
1 Month
32.63%
decreased by 21.35%
Analysis last updated: Sunday, July 26, 2026 at 12:57 AM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
May 8, 2019 to Jul 24, 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 2 trading days.
τ
Zero Slope Spline-GARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 1.9779 | 2.39** |
α ARCH Response to squared shocks | 0.2261 | 5.32*** |
β GARCH Volatility persistence | 0.4472 | 5.00*** |
Spline Coefficients
K=10
| γ1 | -0.2766 | -0.10 |
| γ2 | 1.7695 | 0.40 |
| γ3 | -3.7032 | -1.08 |
| γ4 | 5.1870 | 2.04** |
| γ5 | -6.7512 | -3.15*** |
| γ6 | 7.0670 | 2.70*** |
| γ7 | -5.8042 | -1.55 |
| γ8 | 5.8004 | 1.60 |
| γ9 | -6.2176 | -2.89*** |
| γ10 | 3.9885 | 3.66*** |
Persistence:
0.673
Half-life:
2 days
Other G K P Printing & Packaging Analyses
Other Zero Slope Spline-GARCH Analyses on International Equities