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V-Lab

Nodestream Ltd Spline-GARCH Volatility Analysis

Volatility prediction for Wednesday, August 5th, 2026

1 Day

170.71%

increased by 4.93%

1 Week

171.88%

increased by 6.10%

1 Month

172.77%

increased by 6.99%

Analysis last updated: Wednesday, August 5, 2026 at 05:52 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Nodestream Ltd SGARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

May 12, 2016 to Jul 31, 2026

Model Insight

This model fits a time-varying baseline (a spline), so volatility mean-reverts toward a slowly-shifting long-run level rather than a constant. Short-run deviations decay with a half-life of 2 trading days.

τ

Spline-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.8771
7.28***
α

ARCH

Response to squared shocks

0.1083
3.86***
β

GARCH

Volatility persistence

0.5502
4.70***
γi Spline Coefficients
K=6
γ1-0.1087
-0.38
γ2-0.2308
-0.54
γ30.7887
3.02***
γ4-0.4736
-1.86*
γ5-0.2566
-0.89
γ60.8375
1.82*

Persistence:

0.659

Half-life:

2 days