V-Lab
Yuil Robotics Co Ltd AGARCH Volatility Analysis
Volatility prediction for Tuesday, August 11th, 2026
1 Day
55.03%
decreased by 2.72%
1 Week
65.33%
increased by 7.58%
1 Month
75.74%
increased by 17.99%
Analysis last updated: Tuesday, August 11, 2026 at 08:56 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Mar 18, 2022 to Aug 7, 2026Model Insight
The news-impact curve is shifted (γ = -1.06) so that positive returns raise next-day volatility more than negative returns of the same size. Volatility rises more after gains than after losses, the reverse of the usual leverage effect and rare among risky assets.
σ
AGARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 5.4082 | 25.50*** |
α ARCH Response to squared shocks | 0.3646 | 15.44*** |
β GARCH Volatility persistence | 0.4081 | 22.89*** |
γ leverage Additional response to negative shocks | -1.0573 | -6.35*** |
Persistence:
0.773
Half-life:
3 days
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