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V-Lab

Nodestream Ltd GAS-GARCH Student T Volatility Analysis

Volatility prediction for Wednesday, October 7th, 2026

1 Day

203.54%

increased by 18.59%

1 Week

194.50%

increased by 9.55%

1 Month

171.04%

decreased by 13.91%

Analysis last updated: Wednesday, October 7, 2026 at 06:06 PM UTC

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Date Range:

from

10/06/2024

to

10/06/2026

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 Oct 2, 2026

Model Insight

Volatility shocks decay with a half-life of 8 trading days, meaning a shock loses half its impact after approximately 8 days. Returns follow a Student-t distribution with v = 2.90 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 8-day half-lifev = 2.90 · fat tails
ParamValuet-stat
ωconst71.9828
1.30
αARCH0.0781
2.45**
βGARCH0.9160
13.14***
νDF2.8975
1.83*

0.916

Persistence

8d

Half-life
𝑓

GAS-GARCH-T Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

71.9828
1.30
α

ARCH

Response to squared shocks

0.0781
2.45**
β

GARCH

Volatility persistence

0.9160
13.14***
ν

DF

Student-t tail thickness

2.8975
1.83*

Persistence:

0.916

Half-life:

8 days