V-Lab
Shanghai Hi-Tech Control System Co Ltd Asymmetric ILLIQ Liquidity Analysis
Illiquidity prediction for Monday, August 10th, 2026
1 Day
140.36
decreased by 24.00
1 Week
188.02
increased by 23.66
1 Month
322.41
increased by 158.05
Analysis last updated: Saturday, August 8, 2026 at 07:09 PM UTC
News Impact Curve
How returns affect tomorrow's illiquidityIlliquidity Forecast
How illiquidity evolves over timeParameter Estimates
Nov 16, 2007 to Aug 7, 2026Model Insight
With persistence 0.998, illiquidity shocks have a half-life of 309 trading days (~1.2 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate.
Asymmetry: Illiquidity rises 185% more after negative returns
μ
ILLIQ-AMEM Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 3.8135 | 11.29*** |
α ARCH Response to squared shocks | 0.1119 | 26.79*** |
β GARCH Volatility persistence | 0.7822 | 431.91*** |
γ leverage Additional response to negative shocks | 0.2074 | 29.26*** |
Persistence:
0.998
Half-life:
309 days
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