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V-Lab

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

Illiquidity prediction for Friday, September 4th, 2026

1 Day

33.39

decreased by 11.92

1 Week

33.37

decreased by 11.94

1 Month

36.23

decreased by 9.08

Analysis last updated: Friday, September 4, 2026 at 06:30 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 Aug 28, 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

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.9206
1.35
α

ARCH

Response to squared shocks

0.2975
18.41***
β

GARCH

Volatility persistence

0.6978
53.11***
γi Spline Coefficients
K=1
γ1-0.0168
-1.11

Persistence:

0.995

Half-life:

145 days