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V-Lab

Loreal Sa GJR-GARCH Volatility Analysis

Volatility prediction for Tuesday, July 14th, 2026

1 Day

22.84%

decreased by 0.34%

1 Week

22.89%

decreased by 0.29%

1 Month

23.07%

decreased by 0.11%

Analysis last updated: Tuesday, July 14, 2026 at 05:56 PM UTC

Date Range:

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to

6M ·

1Y ·

2Y ·

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graph of Loreal Sa GJR-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Oct 4, 2017 to Jul 10, 2026

Model Insight

With persistence 0.992, volatility shocks have a half-life of 82 trading days (~0.3 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

0.0220
6.00***
α

ARCH

Response to squared shocks

0.0000
0.00
β

GARCH

Volatility persistence

0.9607
384.57***
γ

leverage

Additional response to negative shocks

0.0618
10.43***

Persistence:

0.992

Half-life:

82 days