V-Lab
Bulls Girisim Sermayesi Yati Spline ILLIQ Liquidity Analysis
Illiquidity prediction for Monday, September 21st, 2026
1 Day
17,745.73
increased by 14,581.22
1 Week
5,441.98
increased by 2,277.47
1 Month
1,845.41
decreased by 1,319.10
Analysis last updated: Sunday, September 20, 2026 at 02:32 AM UTC
News Impact Curve
How returns affect tomorrow's illiquidityIlliquidity Forecast
How illiquidity evolves over timeParameter Estimates
Feb 21, 2025 to Sep 18, 2026Model Insight
With persistence 0.992, illiquidity shocks have a half-life of 88 trading days (~0.3 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate.
μ
ILLIQ-SMEM Model
Tap to view equation
High persistence: persistence 0.992, shock half-life ~88 days
| Param | Value | t-stat |
|---|---|---|
| ωconst | 1.4329 | 1.30 |
| αARCH | 0.2987 | 3.01*** |
| βGARCH | 0.6935 | 8.59*** |
Spline Coefficients
K=2
| γ1 | -9.0659 | -0.43 |
| γ2 | 34.4522 | 0.66 |
0.992
Persistence88d
Half-lifeμ
ILLIQ-SMEM Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 1.4329 | 1.30 |
α ARCH Response to squared shocks | 0.2987 | 3.01*** |
β GARCH Volatility persistence | 0.6935 | 8.59*** |
Spline Coefficients
K=2
| γ1 | -9.0659 | -0.43 |
| γ2 | 34.4522 | 0.66 |
Persistence:
0.992
Half-life:
88 days
Other Bulls Girisim Sermayesi Yati Analyses
Other Spline ILLIQ Analyses on International Equities