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V-Lab

Motorola Solutions Inc GJR-GARCH Volatility Analysis

Volatility prediction for Monday, August 24th, 2026

1 Day

29.33%

decreased by 0.30%

1 Week

29.42%

decreased by 0.21%

1 Month

29.78%

increased by 0.15%

Analysis last updated: Friday, August 21, 2026 at 10:56 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Motorola Solutions Inc GJR-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jan 2, 1990 to Aug 21, 2026

Model Insight

With persistence 0.996, volatility shocks have a half-life of 197 trading days (~0.8 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate.

Leverage: Negative returns increase volatility 183% more than positive returns

σ

GJR-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.0229
12.14***
α

ARCH

Response to squared shocks

0.0175
17.20***
β

GARCH

Volatility persistence

0.9630
843.96***
γ

leverage

Additional response to negative shocks

0.0320
12.40***

Persistence:

0.996

Half-life:

197 days