V-Lab
Yuil Robotics Co Ltd Zero Slope Spline-GARCH Volatility Analysis
Volatility prediction for Monday, July 27th, 2026
1 Day
114.55%
increased by 40.45%
1 Week
94.01%
increased by 19.91%
1 Month
84.97%
increased by 10.87%
Analysis last updated: Sunday, July 26, 2026 at 04:17 AM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Mar 18, 2022 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 1 trading day.
τ
Zero Slope Spline-GARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 1.9445 | 5.28*** |
α ARCH Response to squared shocks | 0.3614 | 2.96*** |
β GARCH Volatility persistence | 0.0432 | 0.74 |
Spline Coefficients
K=2
| γ1 | 0.5081 | 5.38*** |
| γ2 | -0.6231 | -5.47*** |
Persistence:
0.405
Half-life:
1 days
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