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V-Lab

Caterpillar Inc EGARCH Volatility Analysis

Volatility prediction for Tuesday, September 8th, 2026

1 Day

37.75%

decreased by 0.74%

1 Week

37.74%

decreased by 0.75%

1 Month

37.67%

decreased by 0.82%

Analysis last updated: Friday, September 4, 2026 at 10:39 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Caterpillar Inc EGARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jan 2, 1990 to Sep 4, 2026

Model Insight

This asset exhibits a strong leverage effect: negative returns increase next-day volatility 244% more than equivalent positive returns.

σ

EGARCH Model

Tap to view equation

Leverage: Negative returns increase volatility 244% more than positive returns
ParamValuet-stat
ωconst0.0245
2.32**
αARCH0.0786
6.44***
βGARCH0.9856
237.09***
γleverage-0.0432
-4.11***

0.986

Persistence

48d

Half-life
σ

EGARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.0245
2.32**
α

ARCH

Response to squared shocks

0.0786
6.44***
β

GARCH

Volatility persistence

0.9856
237.09***
γ

leverage

Additional response to negative shocks

-0.0432
-4.11***

Persistence:

0.986

Half-life:

48 days