NH Investment & Securities Co Ltd Asymmetric ILLIQ Liquidity Analysis
Illiquidity prediction for Friday, October 16th, 2026
1 Day
1.69
increased by 0.35
1 Week
1.55
increased by 0.21
1 Month
1.36
increased by 0.02
Analysis last updated: Friday, October 16, 2026 at 08:30 PM UTC
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News Impact Curve
How returns affect tomorrow's illiquidityIlliquidity Forecast
How illiquidity evolves over timeParameter Estimates
Jan 3, 1990 to Oct 8, 2026Model Insight
With persistence 0.991, illiquidity shocks have a half-life of 74 trading days (~0.3 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate.
μ
ILLIQ-AMEM Model
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High persistence: persistence 0.991, shock half-life ~74 days
| Param | Value | t-stat |
|---|---|---|
| ωconst | 0.0587 | 0.84 |
| αARCH | 0.1508 | 2.21** |
| βGARCH | 0.8036 | 9.53*** |
| γleverage | 0.0726 | 1.28 |
0.991
Persistence74d
Half-lifeμ
ILLIQ-AMEM Model
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| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.0587 | 0.84 |
α ARCH Response to squared shocks | 0.1508 | 2.21** |
β GARCH Volatility persistence | 0.8036 | 9.53*** |
γ leverage Additional response to negative shocks | 0.0726 | 1.28 |
Persistence:
0.991
Half-life:
74 days
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