V-Lab
ams-OSRAM AG GJR-GARCH Volatility Analysis
Volatility prediction for Wednesday, August 5th, 2026
1 Day
82.03%
decreased by 1.45%
1 Week
81.15%
decreased by 2.33%
1 Month
77.97%
decreased by 5.51%
Analysis last updated: Wednesday, August 5, 2026 at 08:35 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
May 14, 2004 to Jul 31, 2026Model Insight
This asset exhibits a strong leverage effect: negative returns increase next-day volatility 125% more than equivalent positive returns.
σ
GJR-GARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.2364 | 7.67*** |
α ARCH Response to squared shocks | 0.0189 | 6.77*** |
β GARCH Volatility persistence | 0.9495 | 323.63*** |
γ leverage Additional response to negative shocks | 0.0237 | 4.96*** |
Persistence:
0.980
Half-life:
35 days
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