Luxembourg Stock Exchange LuxX Index GARCH Volatility Analysis
Volatility prediction for Monday, July 13th, 2026
1 Day
26.31%
increased by 2.26%
1 Week
26.18%
increased by 2.13%
1 Month
25.71%
increased by 1.66%
Analysis last updated: Saturday, July 11, 2026 at 05:47 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jan 4, 1999 to Jul 10, 2026Model Insight
Volatility shocks decay with a half-life of 42 trading days, meaning a shock loses half its impact after approximately 42 days.
σ
GARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.0314 | 22.54*** |
α ARCH Response to squared shocks | 0.0940 | 33.56*** |
β GARCH Volatility persistence | 0.8896 | 306.75*** |
Persistence:
0.984
Half-life:
42 days
Other GARCH Analyses on Equity Indices