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Helix Resources Limited GJR-GARCH Volatility Analysis

Volatility prediction for Thursday, October 29th, 2026

1 Day

104.97%

decreased by 2.97%

1 Week

105.85%

decreased by 2.09%

1 Month

108.88%

increased by 0.94%

Analysis last updated: Thursday, October 29, 2026 at 08:47 PM UTC

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Date Range:

from

10/28/2024

to

10/28/2026

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Helix Resources Limited GJR-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jan 2, 1990 to Oct 23, 2026

Model Insight

Volatility shocks decay with a half-life of 34 trading days, meaning a shock loses half its impact after approximately 34 days.

σ

GJR-GARCH Model

Tap to view equation

Shock decay: Shocks decay with a 34-day half-life
ParamValuet-stat
ωconst1.2600
2.26**
αARCH0.0572
2.78***
βGARCH0.9184
62.42***
γleverage0.0082
0.20

0.980

Persistence

34d

Half-life
σ

GJR-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

1.2600
2.26**
α

ARCH

Response to squared shocks

0.0572
2.78***
β

GARCH

Volatility persistence

0.9184
62.42***
γ

leverage

Additional response to negative shocks

0.0082
0.20

Persistence:

0.980

Half-life:

34 days