BB Biotech AG Spline ILLIQ Liquidity Analysis
Liquidity prediction for Wednesday, July 15th, 2026
1 Day
24,775.10
increased by 501.94
1 Week
26,307.74
increased by 2,034.58
1 Month
35,214.97
increased by 10,941.81
Analysis last updated: Wednesday, July 15, 2026 at 06:53 PM UTC
News Impact Curve
How returns affect tomorrow's liquidityLiquidity Forecast
How liquidity evolves over timeParameter Estimates
Jun 16, 2000 to Jul 10, 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 61 trading days.
μ
ILLIQ-SMEM Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.6871 | 4.92*** |
α ARCH Response to squared shocks | 0.1551 | 24.70*** |
β GARCH Volatility persistence | 0.8337 | 150.56*** |
Spline Coefficients
K=1
| γ1 | 0.0069 | 5.68*** |
Persistence:
0.989
Half-life:
61 days
Other BB Biotech AG Analyses
Other Spline ILLIQ Analyses on Closed-end Funds