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V-Lab

Nodestream Ltd GAS-GARCH Student T Volatility Analysis

Volatility prediction for Friday, September 11th, 2026

1 Day

153.78%

decreased by 19.29%

1 Week

150.31%

decreased by 22.76%

1 Month

142.50%

decreased by 30.57%

Analysis last updated: Friday, September 11, 2026 at 05:55 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Nodestream Ltd GAS-GARCH-T

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

May 12, 2016 to Sep 4, 2026

Model Insight

Volatility shocks decay with a half-life of 6 trading days, meaning a shock loses half its impact after approximately 6 days. Returns follow a Student-t distribution with v = 2.87 degrees of freedom, capturing fatter tails than a normal distribution.

𝑓

GAS-GARCH-T Model

Tap to view equation

Shock decay: Shocks decay with a 6-day half-lifev = 2.87 · fat tails
ParamValuet-stat
ωconst70.9725
1.26
αARCH0.0829
2.05**
βGARCH0.8987
10.21***
νDF2.8654
1.64

0.899

Persistence

6d

Half-life
𝑓

GAS-GARCH-T Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

70.9725
1.26
α

ARCH

Response to squared shocks

0.0829
2.05**
β

GARCH

Volatility persistence

0.8987
10.21***
ν

DF

Student-t tail thickness

2.8654
1.64

Persistence:

0.899

Half-life:

6 days