Nippon Chemiphar Co Ltd Spline ILLIQ Liquidity Analysis
Illiquidity prediction for Tuesday, October 13th, 2026
1 Day
8,946.27
increased by 3,029.89
1 Week
6,043.14
increased by 126.76
1 Month
4,650.45
decreased by 1,265.93
Analysis last updated: Saturday, October 10, 2026 at 11:53 PM UTC
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News Impact Curve
How returns affect tomorrow's illiquidityIlliquidity Forecast
How illiquidity evolves over timeParameter Estimates
Oct 1, 1992 to Oct 9, 2026Model Insight
With persistence 0.996, illiquidity shocks have a half-life of 180 trading days (~0.7 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate.
μ
ILLIQ-SMEM Model
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High persistence: persistence 0.996, shock half-life ~180 days
| Param | Value | t-stat |
|---|---|---|
| ωconst | 0.8122 | 4.12*** |
| αARCH | 0.1691 | 20.76*** |
| βGARCH | 0.8270 | 101.69*** |
Spline Coefficients
K=4
| γ1 | -0.1012 | -7.94*** |
| γ2 | 0.1455 | 7.95*** |
| γ3 | -0.0501 | -4.06*** |
| γ4 | 0.0279 | 1.31 |
0.996
Persistence180d
Half-lifeμ
ILLIQ-SMEM Model
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| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.8122 | 4.12*** |
α ARCH Response to squared shocks | 0.1691 | 20.76*** |
β GARCH Volatility persistence | 0.8270 | 101.69*** |
Spline Coefficients
K=4
| γ1 | -0.1012 | -7.94*** |
| γ2 | 0.1455 | 7.95*** |
| γ3 | -0.0501 | -4.06*** |
| γ4 | 0.0279 | 1.31 |
Persistence:
0.996
Half-life:
180 days
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