V-Lab
Investeringsselskabet af 3. november 2025 A/S GJR-GARCH Volatility Analysis
Volatility prediction for Monday, August 24th, 2026
1 Day
47.41%
decreased by 2.70%
1 Week
47.73%
decreased by 2.38%
1 Month
48.46%
decreased by 1.65%
Analysis last updated: Saturday, August 22, 2026 at 07:53 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Mar 21, 1991 to Aug 21, 2026Model Insight
Volatility shocks decay with a half-life of 7 trading days, meaning a shock loses half its impact after approximately 7 days.
σ
GJR-GARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.8528 | 16.69*** |
α ARCH Response to squared shocks | 0.1453 | 11.35*** |
β GARCH Volatility persistence | 0.7447 | 79.59*** |
γ leverage Additional response to negative shocks | 0.0433 | 1.67* |
Persistence:
0.912
Half-life:
7 days
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