V-Lab
Tera Finansal Yatirimlar Holding A.S. Spline ILLIQ Liquidity Analysis
Illiquidity prediction for Friday, September 18th, 2026
1 Day
15,005.67
increased by 14,773.63
1 Week
3,100.41
increased by 2,868.37
1 Month
757.33
increased by 525.29
Analysis last updated: Friday, September 18, 2026 at 09:10 PM UTC
News Impact Curve
How returns affect tomorrow's illiquidityIlliquidity Forecast
How illiquidity evolves over timeParameter Estimates
Aug 1, 2012 to Sep 14, 2026Model Insight
With persistence 0.994, illiquidity shocks have a half-life of 114 trading days (~0.5 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 0.994, shock half-life ~114 days
| Param | Value | t-stat |
|---|---|---|
| ωconst | 4.1240 | 2.08** |
| αARCH | 0.2879 | 8.00*** |
| βGARCH | 0.7061 | 19.09*** |
Spline Coefficients
K=3
| γ1 | -0.1482 | -3.03*** |
| γ2 | 0.1855 | 2.27** |
| γ3 | -0.0542 | -0.77 |
0.994
Persistence114d
Half-lifeμ
ILLIQ-SMEM Model
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| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 4.1240 | 2.08** |
α ARCH Response to squared shocks | 0.2879 | 8.00*** |
β GARCH Volatility persistence | 0.7061 | 19.09*** |
Spline Coefficients
K=3
| γ1 | -0.1482 | -3.03*** |
| γ2 | 0.1855 | 2.27** |
| γ3 | -0.0542 | -0.77 |
Persistence:
0.994
Half-life:
114 days
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