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
News Impact Curve
How returns affect tomorrow's illiquidityIlliquidity Forecast
How illiquidity evolves over timeParameter Estimates
Mar 31, 2016 to Aug 28, 2026Model 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
| Parameter | Value | t-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*** |
Spline Coefficients
K=1
| γ1 | -0.0168 | -1.11 |
Persistence:
0.995
Half-life:
145 days
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