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V-Lab

COMSYS Holdings Corp GJR-GARCH Volatility Analysis

Volatility prediction for Monday, July 27th, 2026

1 Day

26.94%

decreased by 0.58%

1 Week

27.39%

decreased by 0.13%

1 Month

28.99%

increased by 1.47%

Analysis last updated: Sunday, July 26, 2026 at 02:19 AM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of COMSYS Holdings Corp GJR-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jan 3, 1990 to Jul 24, 2026

Model Insight

This asset exhibits a strong leverage effect: negative returns increase next-day volatility 178% more than equivalent positive returns.

σ

GJR-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.0865
16.61***
α

ARCH

Response to squared shocks

0.0482
19.40***
β

GARCH

Volatility persistence

0.8959
356.53***
γ

leverage

Additional response to negative shocks

0.0858
12.58***

Persistence:

0.987

Half-life:

53 days