Beijing Sifang Automation Co Ltd Asymmetric ILLIQ Liquidity Analysis
Illiquidity prediction for Thursday, October 29th, 2026
1 Day
75.65
decreased by 5.60
1 Week
68.66
decreased by 12.59
1 Month
58.23
decreased by 23.02
Analysis last updated: Thursday, October 29, 2026 at 09:02 PM UTC
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News Impact Curve
How returns affect tomorrow's illiquidityIlliquidity Forecast
How illiquidity evolves over timeParameter Estimates
Jan 3, 2011 to Oct 23, 2026Model Insight
With persistence 0.997, illiquidity shocks have a half-life of 257 trading days (~1.0 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate.
Asymmetry: Illiquidity rises 286% more after negative returns
μ
ILLIQ-AMEM Model
Tap to view equation
High persistence: persistence 0.997, shock half-life ~257 daysAsymmetry: Illiquidity rises 286% more after negative returns
| Param | Value | t-stat |
|---|---|---|
| ωconst | 0.3713 | 1.44 |
| αARCH | 0.0442 | 2.80*** |
| βGARCH | 0.8899 | 87.52*** |
| γleverage | 0.1264 | 5.49*** |
0.997
Persistence257d
Half-lifeμ
ILLIQ-AMEM Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.3713 | 1.44 |
α ARCH Response to squared shocks | 0.0442 | 2.80*** |
β GARCH Volatility persistence | 0.8899 | 87.52*** |
γ leverage Additional response to negative shocks | 0.1264 | 5.49*** |
Persistence:
0.997
Half-life:
257 days
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