V-Lab
Sequoia Logistica E Transpor GJR-GARCH Volatility Analysis
Volatility prediction for Tuesday, August 11th, 2026
1 Day
124.61%
decreased by 13.88%
1 Week
125.03%
decreased by 13.46%
1 Month
126.43%
decreased by 12.06%
Analysis last updated: Tuesday, August 11, 2026 at 09:43 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Oct 7, 2020 to Aug 7, 2026Model Insight
This asset exhibits a notable leverage effect: negative returns increase next-day volatility 68% more than equivalent positive returns.
σ
GJR-GARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 1.9926 | 12.41*** |
α ARCH Response to squared shocks | 0.1401 | 7.59*** |
β GARCH Volatility persistence | 0.7834 | 64.42*** |
γ leverage Additional response to negative shocks | 0.0954 | 3.10*** |
Persistence:
0.971
Half-life:
24 days
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