SBA Communications Corp Spline ILLIQ Liquidity Analysis
Liquidity prediction for Monday, July 20th, 2026
1 Day
80.74
decreased by 3.91
1 Week
86.57
increased by 1.92
1 Month
97.07
increased by 12.42
Analysis last updated: Friday, July 17, 2026 at 10:23 PM UTC
News Impact Curve
How returns affect tomorrow's liquidityLiquidity Forecast
How liquidity evolves over timeParameter Estimates
Jun 16, 1999 to Jul 17, 2026Model Insight
With persistence 0.994, illiquidity shocks have a half-life of 125 trading days (~0.5 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 | 1.2314 | 8.83*** |
α ARCH Response to squared shocks | 0.0802 | 13.51*** |
β GARCH Volatility persistence | 0.9143 | 158.41*** |
Spline Coefficients
K=2
| γ1 | 0.0031 | 0.85 |
| γ2 | 0.0079 | 1.09 |
Persistence:
0.994
Half-life:
125 days
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