V-Lab
Tomita Electric Co Ltd Spline ILLIQ Liquidity Analysis
Illiquidity prediction for Thursday, September 24th, 2026
1 Day
2,407.04
decreased by 23.87
1 Week
2,418.97
decreased by 11.94
1 Month
3,574.33
increased by 1,143.42
Analysis last updated: Sunday, September 20, 2026 at 12:19 AM UTC
News Impact Curve
How returns affect tomorrow's illiquidityIlliquidity Forecast
How illiquidity evolves over timeParameter Estimates
Jan 4, 1996 to Sep 18, 2026Model Insight
This model fits a time-varying baseline (a spline), so illiquidity mean-reverts toward a slowly-shifting long-run level rather than a constant. Short-run deviations decay with a half-life of 55 trading days.
μ
ILLIQ-SMEM Model
Tap to view equation
Time-varying baseline: illiquidity reverts to a slowly-shifting spline trend
| Param | Value | t-stat |
|---|---|---|
| ωconst | 0.7545 | 3.15*** |
| αARCH | 0.1368 | 9.95*** |
| βGARCH | 0.8507 | 54.87*** |
Spline Coefficients
K=9
| γ1 | 0.2874 | 1.13 |
| γ2 | -0.8692 | -2.26** |
| γ3 | 1.1642 | 4.67*** |
| γ4 | -1.1748 | -5.74*** |
| γ5 | 0.8520 | 3.87*** |
| γ6 | 0.0216 | 0.10 |
| γ7 | -0.9830 | -4.34*** |
| γ8 | 1.6333 | 6.73*** |
| γ9 | -1.7297 | -4.94*** |
0.987
Persistence55d
Half-lifeμ
ILLIQ-SMEM Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.7545 | 3.15*** |
α ARCH Response to squared shocks | 0.1368 | 9.95*** |
β GARCH Volatility persistence | 0.8507 | 54.87*** |
Spline Coefficients
K=9
| γ1 | 0.2874 | 1.13 |
| γ2 | -0.8692 | -2.26** |
| γ3 | 1.1642 | 4.67*** |
| γ4 | -1.1748 | -5.74*** |
| γ5 | 0.8520 | 3.87*** |
| γ6 | 0.0216 | 0.10 |
| γ7 | -0.9830 | -4.34*** |
| γ8 | 1.6333 | 6.73*** |
| γ9 | -1.7297 | -4.94*** |
Persistence:
0.987
Half-life:
55 days
Other Tomita Electric Co Ltd Analyses
Other Spline ILLIQ Analyses on International Equities