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Jiangxi Ganneng Co Ltd Spline ILLIQ Liquidity Analysis

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

Illiquidity prediction for Tuesday, October 20th, 2026

1 Day

184.97

increased by 38.43

1 Week

143.78

decreased by 2.76

1 Month

103.91

decreased by 42.63

Analysis last updated: Tuesday, October 20, 2026 at 06:19 PM UTC

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Date Range:

from

10/19/2024

to

10/19/2026

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Jiangxi Ganneng Co Ltd ILLIQ-SMEM

News Impact Curve

How returns affect tomorrow's illiquidity

Illiquidity Forecast

How illiquidity evolves over time

Parameter Estimates

Nov 26, 1997 to Oct 16, 2026

Model Insight

With persistence 1.000, illiquidity shocks have a half-life of 77016 trading days (~305.6 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate.

μ

ILLIQ-SMEM Model

Tap to view equation

High persistence: persistence 1.000, shock half-life ~77016 days
ParamValuet-stat
ωconst0.7652
0.01
αARCH0.2491
0.00
βGARCH0.7509
0.00
∑γi Spline Coefficients
K=2
γ10.0662
0.00
γ2-0.5392
0.00

1.000

Persistence

77016d

Half-life
μ

ILLIQ-SMEM Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.7652
0.01
α

ARCH

Response to squared shocks

0.2491
0.00
β

GARCH

Volatility persistence

0.7509
0.00
∑γi Spline Coefficients
K=2
γ10.0662
0.00
γ2-0.5392
0.00

Persistence:

1.000

Half-life:

77016 days