Wal-Mart Stores Inc Spline ILLIQ Liquidity Analysis
Liquidity prediction for Wednesday, July 22nd, 2026
1 Day
5.14
increased by 0.06
1 Week
5.01
decreased by 0.07
1 Month
4.62
decreased by 0.46
Analysis last updated: Tuesday, July 21, 2026 at 09:37 PM UTC
News Impact Curve
How returns affect tomorrow's liquidityLiquidity Forecast
How liquidity evolves over timeParameter Estimates
Jan 2, 1990 to Jul 17, 2026Model Insight
With persistence 0.999, illiquidity shocks have a half-life of 528 trading days (~2.1 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate.
μ
ILLIQ-SMEM Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 1.0386 | 9.18*** |
α ARCH Response to squared shocks | 0.0357 | 11.85*** |
β GARCH Volatility persistence | 0.9629 | 311.33*** |
Spline Coefficients
K=1
| γ1 | -0.0007 | -0.90 |
Persistence:
0.999
Half-life:
528 days
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