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Changsha Jingjia Microelectronics Co., Ltd. Spline ILLIQ Liquidity Analysis

Illiquidity prediction for Tuesday, September 22nd, 2026

1 Day

50.33

decreased by 4.62

1 Week

56.05

increased by 1.10

1 Month

42.46

decreased by 12.49

Analysis last updated: Tuesday, September 22, 2026 at 07:00 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Changsha Jingjia Microelectronics Co., Ltd. ILLIQ-SMEM

News Impact Curve

How returns affect tomorrow's illiquidity

Illiquidity Forecast

How illiquidity evolves over time

Parameter Estimates

Mar 31, 2016 to Sep 18, 2026

Model Insight

With persistence 0.995, illiquidity shocks have a half-life of 145 trading days (~0.6 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 0.995, shock half-life ~145 days
ParamValuet-stat
ωconst0.9232
1.37
αARCH0.2954
18.48***
βGARCH0.6999
53.93***
γi Spline Coefficients
K=1
γ1-0.0146
-0.97

0.995

Persistence

145d

Half-life
μ

ILLIQ-SMEM Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.9232
1.37
α

ARCH

Response to squared shocks

0.2954
18.48***
β

GARCH

Volatility persistence

0.6999
53.93***
γi Spline Coefficients
K=1
γ1-0.0146
-0.97

Persistence:

0.995

Half-life:

145 days