V-Lab
NVIDIA Corp Spline ILLIQ Liquidity Analysis
High-persistence model: shocks decay very slowly, so the theoretical long-run value may not be practically meaningful
Illiquidity prediction for Wednesday, August 19th, 2026
1 Day
0.69
increased by 0.03
1 Week
0.74
increased by 0.08
1 Month
0.79
increased by 0.13
Analysis last updated: Tuesday, August 18, 2026 at 09:28 PM UTC
News Impact Curve
How returns affect tomorrow's illiquidityIlliquidity Forecast
How illiquidity evolves over timeParameter Estimates
Jan 22, 1999 to Aug 14, 2026Model Insight
Estimated persistence of 1.000 is at or above 1 (non-stationary): illiquidity shocks do not decay and the long-run level is undefined, so long-horizon forecasts should be treated with caution.
μ
ILLIQ-SMEM Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 1.0246 | 6.75*** |
α ARCH Response to squared shocks | 0.0919 | 0.89 |
β GARCH Volatility persistence | 0.9081 | 8.76*** |
Spline Coefficients
K=8
| γ1 | -0.0261 | -0.06 |
| γ2 | 0.0718 | 0.14 |
| γ3 | -0.0470 | -0.18 |
| γ4 | 0.0424 | 0.18 |
| γ5 | -0.1573 | -0.64 |
| γ6 | 0.1845 | 0.75 |
| γ7 | -0.0992 | -0.41 |
| γ8 | 0.1861 | 0.39 |
Persistence:
1.000
Half-life:
-
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