V-Lab
Lanka Realty Investments Plc Spline ILLIQ Liquidity Analysis
Illiquidity prediction for Tuesday, September 22nd, 2026
1 Day
10,507.81
increased by 4,042.39
1 Week
8,079.95
increased by 1,614.53
1 Month
7,774.44
increased by 1,309.02
Analysis last updated: Tuesday, September 22, 2026 at 08:27 PM UTC
News Impact Curve
How returns affect tomorrow's illiquidityIlliquidity Forecast
How illiquidity evolves over timeParameter Estimates
Aug 11, 1997 to Sep 18, 2026Model Insight
With persistence 0.998, illiquidity shocks have a half-life of 278 trading days (~1.1 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 0.998, shock half-life ~278 days
| Param | Value | t-stat |
|---|---|---|
| ωconst | 2.7164 | 3.80*** |
| αARCH | 0.1389 | 6.57*** |
| βGARCH | 0.8586 | 40.57*** |
Spline Coefficients
K=10
| γ1 | -0.4464 | -0.81 |
| γ2 | 1.5314 | 1.72* |
| γ3 | -2.3048 | -3.58*** |
| γ4 | 3.0028 | 3.94*** |
| γ5 | -5.9694 | -2.52** |
| γ6 | 9.1276 | 2.01** |
| γ7 | -6.5373 | -1.67* |
| γ8 | 0.6251 | 0.43 |
| γ9 | 1.2962 | 1.99** |
| γ10 | 0.1217 | 0.10 |
0.998
Persistence278d
Half-lifeμ
ILLIQ-SMEM Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 2.7164 | 3.80*** |
α ARCH Response to squared shocks | 0.1389 | 6.57*** |
β GARCH Volatility persistence | 0.8586 | 40.57*** |
Spline Coefficients
K=10
| γ1 | -0.4464 | -0.81 |
| γ2 | 1.5314 | 1.72* |
| γ3 | -2.3048 | -3.58*** |
| γ4 | 3.0028 | 3.94*** |
| γ5 | -5.9694 | -2.52** |
| γ6 | 9.1276 | 2.01** |
| γ7 | -6.5373 | -1.67* |
| γ8 | 0.6251 | 0.43 |
| γ9 | 1.2962 | 1.99** |
| γ10 | 0.1217 | 0.10 |
Persistence:
0.998
Half-life:
278 days
Other Lanka Realty Investments Plc Analyses
Other Spline ILLIQ Analyses on International Equities