V-Lab
Caterpillar Inc EGARCH Volatility Analysis
Volatility prediction for Tuesday, August 11th, 2026
1 Day
45.02%
decreased by 1.04%
1 Week
44.78%
decreased by 1.28%
1 Month
43.93%
decreased by 2.13%
Analysis last updated: Monday, August 10, 2026 at 09:40 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jan 2, 1990 to Aug 7, 2026Model Insight
This asset exhibits a strong leverage effect: negative returns increase next-day volatility 248% more than equivalent positive returns.
σ
EGARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.0243 | 9.20*** |
α ARCH Response to squared shocks | 0.0783 | 25.77*** |
β GARCH Volatility persistence | 0.9858 | 952.44*** |
γ leverage Additional response to negative shocks | -0.0434 | -16.59*** |
Persistence:
0.986
Half-life:
48 days
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