V-Lab
Taeyang Corp Zero Slope Spline-GARCH Volatility Analysis
Volatility prediction for Friday, July 24th, 2026
1 Day
19.54%
decreased by 0.03%
1 Week
20.20%
increased by 0.63%
1 Month
21.92%
increased by 2.35%
Analysis last updated: Friday, July 24, 2026 at 07:48 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Oct 16, 2007 to Jul 16, 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 11 trading days.
τ
Zero Slope Spline-GARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 2.0252 | 5.06*** |
α ARCH Response to squared shocks | 0.1879 | 4.51*** |
β GARCH Volatility persistence | 0.7527 | 15.95*** |
Spline Coefficients
K=3
| γ1 | 0.0386 | 2.56** |
| γ2 | -0.0594 | -2.76*** |
| γ3 | 0.0336 | 3.24*** |
Persistence:
0.941
Half-life:
11 days
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