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V-Lab

Micron Technology Inc GJR-GARCH Volatility Analysis

Volatility prediction for Thursday, August 6th, 2026

1 Day

103.82%

decreased by 2.27%

1 Week

103.39%

decreased by 2.70%

1 Month

101.71%

decreased by 4.38%

Analysis last updated: Wednesday, August 5, 2026 at 09:29 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Micron Technology Inc GJR-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jan 1, 1990 to Jul 31, 2026

Model Insight

With persistence 0.994, volatility shocks have a half-life of 107 trading days (~0.4 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate.

Leverage: Negative returns increase volatility 120% more than positive returns

σ

GJR-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.0963
15.76***
α

ARCH

Response to squared shocks

0.0238
18.00***
β

GARCH

Volatility persistence

0.9555
835.23***
γ

leverage

Additional response to negative shocks

0.0286
9.59***

Persistence:

0.994

Half-life:

107 days