American Tower Corp Asymmetric ILLIQ Liquidity Analysis
Illiquidity prediction for Wednesday, October 28th, 2026
1 Day
29.38
increased by 2.63
1 Week
28.82
increased by 2.07
1 Month
26.89
increased by 0.14
Analysis last updated: Tuesday, October 27, 2026 at 10:21 PM UTC
Press Delete or Backspace to remove this series.
News Impact Curve
How returns affect tomorrow's illiquidityIlliquidity Forecast
How illiquidity evolves over timeParameter Estimates
Feb 27, 1998 to Oct 23, 2026Model Insight
With persistence 0.997, illiquidity shocks have a half-life of 216 trading days (~0.9 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate.
Asymmetry: Illiquidity rises 109% more after negative returns
μ
ILLIQ-AMEM Model
Tap to view equation
High persistence: persistence 0.997, shock half-life ~216 daysAsymmetry: Illiquidity rises 109% more after negative returns
| Param | Value | t-stat |
|---|---|---|
| ωconst | 0.3484 | 3.77*** |
| αARCH | 0.0564 | 7.38*** |
| βGARCH | 0.9096 | 185.60*** |
| γleverage | 0.0614 | 4.83*** |
0.997
Persistence216d
Half-lifeμ
ILLIQ-AMEM Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.3484 | 3.77*** |
α ARCH Response to squared shocks | 0.0564 | 7.38*** |
β GARCH Volatility persistence | 0.9096 | 185.60*** |
γ leverage Additional response to negative shocks | 0.0614 | 4.83*** |
Persistence:
0.997
Half-life:
216 days
Other American Tower Corp Analyses
Other Asymmetric ILLIQ Analyses on Real Estate