Beijing Sifang Automation Co Ltd Asymmetric ILLIQ Liquidity Analysis
Illiquidity prediction for Wednesday, October 14th, 2026
1 Day
47.37
decreased by 4.12
1 Week
50.33
decreased by 1.16
1 Month
40.29
decreased by 11.20
Analysis last updated: Wednesday, October 14, 2026 at 07:10 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 9, 2026Model Insight
With persistence 0.997, illiquidity shocks have a half-life of 261 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
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High persistence: persistence 0.997, shock half-life ~261 daysAsymmetry: Illiquidity rises 286% more after negative returns
| Param | Value | t-stat |
|---|---|---|
| ωconst | 0.3772 | 1.45 |
| αARCH | 0.0444 | 2.80*** |
| βGARCH | 0.8894 | 87.13*** |
| γleverage | 0.1272 | 5.51*** |
0.997
Persistence261d
Half-lifeμ
ILLIQ-AMEM Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.3772 | 1.45 |
α ARCH Response to squared shocks | 0.0444 | 2.80*** |
β GARCH Volatility persistence | 0.8894 | 87.13*** |
γ leverage Additional response to negative shocks | 0.1272 | 5.51*** |
Persistence:
0.997
Half-life:
261 days
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