V-Lab
Sequoia Logistica E Transpor GJR-GARCH Volatility Analysis
Volatility prediction for Monday, August 24th, 2026
1 Day
121.42%
decreased by 13.51%
1 Week
122.09%
decreased by 12.84%
1 Month
124.26%
decreased by 10.67%
Analysis last updated: Sunday, August 23, 2026 at 03:39 AM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Oct 7, 2020 to Aug 21, 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 | 2.0121 | 12.50*** |
α ARCH Response to squared shocks | 0.1412 | 7.65*** |
β GARCH Volatility persistence | 0.7820 | 64.36*** |
γ leverage Additional response to negative shocks | 0.0960 | 3.13*** |
Persistence:
0.971
Half-life:
24 days
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