V-Lab
Neuberger Private Equity Partners Ltd Spline ILLIQ Liquidity Analysis
Illiquidity prediction for Monday, October 5th, 2026
1 Day
12,042.29
increased by 1,894.66
1 Week
10,636.51
increased by 488.88
1 Month
7,374.63
decreased by 2,773.00
Analysis last updated: Sunday, October 4, 2026 at 12:38 AM UTC
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News Impact Curve
How returns affect tomorrow's illiquidityIlliquidity Forecast
How illiquidity evolves over timeParameter Estimates
Oct 13, 2009 to Oct 2, 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 9 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 | 1.9574 | 4.55*** |
| αARCH | 0.1013 | 5.76*** |
| βGARCH | 0.8262 | 30.91*** |
Spline Coefficients
K=6
| γ1 | -0.4664 | -3.25*** |
| γ2 | 0.6958 | 3.59*** |
| γ3 | -0.2454 | -2.58*** |
| γ4 | 0.0259 | 0.28 |
| γ5 | -0.0243 | -0.29 |
| γ6 | 0.0157 | 0.15 |
0.927
Persistence9d
Half-lifeμ
ILLIQ-SMEM Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 1.9574 | 4.55*** |
α ARCH Response to squared shocks | 0.1013 | 5.76*** |
β GARCH Volatility persistence | 0.8262 | 30.91*** |
Spline Coefficients
K=6
| γ1 | -0.4664 | -3.25*** |
| γ2 | 0.6958 | 3.59*** |
| γ3 | -0.2454 | -2.58*** |
| γ4 | 0.0259 | 0.28 |
| γ5 | -0.0243 | -0.29 |
| γ6 | 0.0157 | 0.15 |
Persistence:
0.927
Half-life:
9 days
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