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National Tubes Ltd Asymmetric ILLIQ Liquidity Analysis

Illiquidity prediction for Tuesday, September 29th, 2026

1 Day

2,723.65

increased by 28.55

1 Week

2,612.34

decreased by 82.76

1 Month

2,278.90

decreased by 416.20

Analysis last updated: Tuesday, September 29, 2026 at 05:58 PM UTC

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Date Range:

from

09/28/2024

to

09/28/2026

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of National Tubes Ltd ILLIQ-AMEM

News Impact Curve

How returns affect tomorrow's illiquidity

Illiquidity Forecast

How illiquidity evolves over time

Parameter Estimates

Apr 23, 2002 to Sep 24, 2026

Model Insight

With persistence 0.996, illiquidity shocks have a half-life of 157 trading days (~0.6 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate.

μ

ILLIQ-AMEM Model

Tap to view equation

High persistence: persistence 0.996, shock half-life ~157 days
ParamValuet-stat
ωconst5.0000
0.12
αARCH0.0000
0.00
βGARCH0.9852
183.37***
γleverage0.0207
0.87

0.996

Persistence

157d

Half-life
μ

ILLIQ-AMEM Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

5.0000
0.12
α

ARCH

Response to squared shocks

0.0000
0.00
β

GARCH

Volatility persistence

0.9852
183.37***
γ

leverage

Additional response to negative shocks

0.0207
0.87

Persistence:

0.996

Half-life:

157 days