V-Lab
Trisul Sa Spline ILLIQ Liquidity Analysis
Illiquidity prediction for Monday, September 7th, 2026
1 Day
11,272.58
decreased by 1,146.17
1 Week
12,917.24
increased by 498.49
1 Month
16,775.13
increased by 4,356.38
Analysis last updated: Sunday, September 6, 2026 at 02:42 AM UTC
News Impact Curve
How returns affect tomorrow's illiquidityIlliquidity Forecast
How illiquidity evolves over timeParameter Estimates
Oct 19, 2007 to Sep 4, 2026Model Insight
This model fits a time-varying baseline (a spline), so illiquidity mean-reverts toward a slowly-shifting long-run level rather than a constant. Short-run deviations decay with a half-life of 47 trading days.
μ
ILLIQ-SMEM Model
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Time-varying baseline: illiquidity reverts to a slowly-shifting spline trend
| Param | Value | t-stat |
|---|---|---|
| ωconst | 0.5962 | 1.58 |
| αARCH | 0.1085 | 5.04*** |
| βGARCH | 0.8769 | 48.14*** |
Spline Coefficients
K=10
| γ1 | -2.6307 | -1.47 |
| γ2 | 4.2010 | 1.48 |
| γ3 | -1.9341 | -1.20 |
| γ4 | 0.8402 | 0.89 |
| γ5 | -2.4892 | -4.09*** |
| γ6 | 3.3338 | 7.23*** |
| γ7 | -0.9935 | -2.49** |
| γ8 | -0.4722 | -1.40 |
| γ9 | 0.0531 | 0.18 |
| γ10 | 0.3418 | 0.82 |
0.985
Persistence47d
Half-lifeμ
ILLIQ-SMEM Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.5962 | 1.58 |
α ARCH Response to squared shocks | 0.1085 | 5.04*** |
β GARCH Volatility persistence | 0.8769 | 48.14*** |
Spline Coefficients
K=10
| γ1 | -2.6307 | -1.47 |
| γ2 | 4.2010 | 1.48 |
| γ3 | -1.9341 | -1.20 |
| γ4 | 0.8402 | 0.89 |
| γ5 | -2.4892 | -4.09*** |
| γ6 | 3.3338 | 7.23*** |
| γ7 | -0.9935 | -2.49** |
| γ8 | -0.4722 | -1.40 |
| γ9 | 0.0531 | 0.18 |
| γ10 | 0.3418 | 0.82 |
Persistence:
0.985
Half-life:
47 days
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