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Weichai Heavy Machinery Co Ltd Asymmetric ILLIQ Liquidity Analysis

High-persistence model: shocks decay very slowly, so the theoretical long-run value may not be practically meaningful

Illiquidity prediction for Thursday, November 5th, 2026

1 Day

190.00

decreased by 8.04

1 Week

218.72

increased by 20.68

1 Month

154.01

decreased by 44.03

Analysis last updated: Thursday, November 5, 2026 at 07:19 PM UTC

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Date Range:

from

11/04/2024

to

11/04/2026

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Weichai Heavy Machinery Co Ltd ILLIQ-AMEM

News Impact Curve

How returns affect tomorrow's illiquidity

Illiquidity Forecast

How illiquidity evolves over time

Parameter Estimates

Apr 2, 1998 to Nov 2, 2026

Model Insight

Estimated persistence of 1.000 is at or above 1 (non-stationary): illiquidity shocks do not decay and the long-run level is undefined, so long-horizon forecasts should be treated with caution.

μ

ILLIQ-AMEM Model

Tap to view equation

High persistence: persistence 1.000 ≥ 1, shocks do not decay
ParamValuet-stat
ωconst3.4215
2.80***
αARCH0.1655
2.67***
βGARCH0.7696
35.52***
γleverage0.1299
1.87*

1.000

Persistence

-

Half-life
μ

ILLIQ-AMEM Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

3.4215
2.80***
α

ARCH

Response to squared shocks

0.1655
2.67***
β

GARCH

Volatility persistence

0.7696
35.52***
γ

leverage

Additional response to negative shocks

0.1299
1.87*

Persistence:

1.000

Half-life:

-