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V-Lab

Dyaco International Inc GJR-GARCH Volatility Analysis

Volatility prediction for Friday, July 24th, 2026

1 Day

26.84%

decreased by 1.15%

1 Week

27.21%

decreased by 0.78%

1 Month

28.48%

increased by 0.49%

Analysis last updated: Friday, July 24, 2026 at 08:16 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Dyaco International Inc GJR-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Oct 24, 2011 to Jul 17, 2026

Model Insight

Volatility shocks decay with a half-life of 37 trading days, meaning a shock loses half its impact after approximately 37 days.

σ

GJR-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.0936
14.81***
α

ARCH

Response to squared shocks

0.1034
13.73***
β

GARCH

Volatility persistence

0.8893
220.08***
γ

leverage

Additional response to negative shocks

-0.0227
-1.93*

Persistence:

0.981

Half-life:

37 days