Baillie Gifford US Growth Trust PLC Spline ILLIQ Liquidity Analysis
Illiquidity prediction for Monday, October 26th, 2026
1 Day
6,074.55
decreased by 337.77
1 Week
5,679.84
decreased by 732.48
1 Month
5,055.91
decreased by 1,356.41
Analysis last updated: Sunday, October 25, 2026 at 08:18 AM UTC
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News Impact Curve
How returns affect tomorrow's illiquidityIlliquidity Forecast
How illiquidity evolves over timeParameter Estimates
Mar 23, 2018 to Oct 23, 2026Model Insight
With persistence 0.995, illiquidity shocks have a half-life of 141 trading days (~0.6 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate.
μ
ILLIQ-SMEM Model
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High persistence: persistence 0.995, shock half-life ~141 days
| Param | Value | t-stat |
|---|---|---|
| ωconst | 1.0041 | 4.14*** |
| αARCH | 0.0806 | 7.81*** |
| βGARCH | 0.9145 | 88.76*** |
Spline Coefficients
K=1
| γ1 | -0.0340 | -1.47 |
0.995
Persistence141d
Half-lifeμ
ILLIQ-SMEM Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 1.0041 | 4.14*** |
α ARCH Response to squared shocks | 0.0806 | 7.81*** |
β GARCH Volatility persistence | 0.9145 | 88.76*** |
Spline Coefficients
K=1
| γ1 | -0.0340 | -1.47 |
Persistence:
0.995
Half-life:
141 days
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