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Shenzhen Zhongheng Huafa 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, September 10th, 2026

1 Day

43,901.69

decreased by 3,527.85

1 Week

47,767.03

increased by 337.49

1 Month

66,175.37

increased by 18,745.83

Analysis last updated: Thursday, September 10, 2026 at 06:43 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Shenzhen Zhongheng Huafa Co Ltd ILLIQ-AMEM

News Impact Curve

How returns affect tomorrow's illiquidity

Illiquidity Forecast

How illiquidity evolves over time

Parameter Estimates

Apr 28, 1992 to Sep 4, 2026

Model Insight

With persistence 1.000, illiquidity shocks have a half-life of 1386294 trading days (~5501.2 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate.

Asymmetry: illiquidity responds almost entirely to negative returns

μ

ILLIQ-AMEM Model

Tap to view equation

High persistence: persistence 1.000, shock half-life ~1386294 daysAsymmetry: illiquidity responds almost entirely to negative returns
ParamValuet-stat
ωconst5.0000
0.04
αARCH0.0258
0.83
βGARCH0.9137
43.80***
γleverage0.1210
2.11**

1.000

Persistence

1386294d

Half-life
μ

ILLIQ-AMEM Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

5.0000
0.04
α

ARCH

Response to squared shocks

0.0258
0.83
β

GARCH

Volatility persistence

0.9137
43.80***
γ

leverage

Additional response to negative shocks

0.1210
2.11**

Persistence:

1.000

Half-life:

1386294 days