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V-Lab

Leonardo Drs Inc GJR-GARCH Volatility Analysis

Volatility prediction for Wednesday, August 26th, 2026

1 Day

54.59%

decreased by 1.19%

1 Week

57.55%

increased by 1.77%

1 Month

66.67%

increased by 10.89%

Analysis last updated: Tuesday, August 25, 2026 at 09:22 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Leonardo Drs Inc GJR-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Apr 1, 1993 to Aug 21, 2026

Model Insight

Volatility shocks decay with a half-life of 28 trading days, meaning a shock loses half its impact after approximately 28 days.

σ

GJR-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.9637
19.81***
α

ARCH

Response to squared shocks

0.1543
19.90***
β

GARCH

Volatility persistence

0.8103
142.24***
γ

leverage

Additional response to negative shocks

0.0220
1.58

Persistence:

0.976

Half-life:

28 days