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V-Lab

Rheinmetall AG GJR-GARCH Volatility Analysis

Volatility prediction for Wednesday, August 5th, 2026

1 Day

51.64%

decreased by 0.81%

1 Week

51.78%

decreased by 0.67%

1 Month

52.32%

decreased by 0.13%

Analysis last updated: Wednesday, August 5, 2026 at 07:15 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

All

graph of Rheinmetall AG GJR-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Dec 2, 2019 to Jul 31, 2026

Model Insight

With persistence 0.995, volatility shocks have a half-life of 144 trading days (~0.6 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate.

σ

GJR-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.0799
5.65***
α

ARCH

Response to squared shocks

0.0645
4.41***
β

GARCH

Volatility persistence

0.9249
85.26***
γ

leverage

Additional response to negative shocks

0.0115
1.02

Persistence:

0.995

Half-life:

144 days