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V-Lab

REA Group Ltd GAS-GARCH Student T Volatility Analysis

Volatility prediction for Tuesday, July 14th, 2026

1 Day

32.75%

decreased by 1.60%

1 Week

33.03%

decreased by 1.32%

1 Month

34.15%

decreased by 0.20%

Analysis last updated: Tuesday, July 14, 2026 at 05:53 PM UTC

Date Range:

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to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

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graph of REA Group Ltd GAS-GARCH-T

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Dec 1, 1999 to Jul 10, 2026

Model Insight

With persistence 0.999, volatility shocks have a half-life of 693 trading days (~2.7 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate. Returns follow a Student-t distribution with v = 4.14 degrees of freedom, capturing fatter tails than a normal distribution.

𝑓

GAS-GARCH-T Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

41.5855
6.13***
α

ARCH

Response to squared shocks

0.0623
79.10***
β

GARCH

Volatility persistence

0.9990
7,187.05***
ν

DF

Student-t tail thickness

4.1386
31.82***

Persistence:

0.999

Half-life:

693 days