Pt Bali Bintang Sejahtera Tb Spline ILLIQ Liquidity Analysis
Illiquidity prediction for Thursday, October 22nd, 2026
1 Day
296.43
decreased by 6.49
1 Week
220.68
decreased by 82.24
1 Month
185.11
decreased by 117.81
Analysis last updated: Thursday, October 22, 2026 at 08:45 PM UTC
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News Impact Curve
How returns affect tomorrow's illiquidityIlliquidity Forecast
How illiquidity evolves over timeParameter Estimates
Jun 17, 2019 to Oct 16, 2026Model Insight
With persistence 0.999, illiquidity shocks have a half-life of 637 trading days (~2.5 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 0.999, shock half-life ~637 days
| Param | Value | t-stat |
|---|---|---|
| ωconst | 1.1661 | 1.39 |
| αARCH | 0.2146 | 9.91*** |
| βGARCH | 0.7844 | 36.07*** |
Spline Coefficients
K=4
| γ1 | -4.5897 | -7.19*** |
| γ2 | 8.0164 | 8.02*** |
| γ3 | -5.2324 | -8.09*** |
| γ4 | 2.6284 | 3.18*** |
0.999
Persistence637d
Half-lifeμ
ILLIQ-SMEM Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 1.1661 | 1.39 |
α ARCH Response to squared shocks | 0.2146 | 9.91*** |
β GARCH Volatility persistence | 0.7844 | 36.07*** |
Spline Coefficients
K=4
| γ1 | -4.5897 | -7.19*** |
| γ2 | 8.0164 | 8.02*** |
| γ3 | -5.2324 | -8.09*** |
| γ4 | 2.6284 | 3.18*** |
Persistence:
0.999
Half-life:
637 days
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