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Broadcom Inc GJR-GARCH Volatility Analysis

Volatility prediction for Tuesday, October 6th, 2026

1 Day

34.81%

decreased by 0.35%

1 Week

35.14%

decreased by 0.02%

1 Month

36.20%

increased by 1.04%

Analysis last updated: Monday, October 5, 2026 at 09:21 PM UTC

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Date Range:

from

10/05/2024

to

10/05/2026

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Broadcom Inc GJR-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Aug 6, 2009 to Oct 2, 2026

Model Insight

Volatility shocks decay with a half-life of 24 trading days, meaning a shock loses half its impact after approximately 24 days.

σ

GJR-GARCH Model

Tap to view equation

Shock decay: Shocks decay with a 24-day half-life
ParamValuet-stat
ωconst0.1833
2.38**
αARCH0.0466
2.41**
βGARCH0.9028
32.08***
γleverage0.0444
1.16

0.972

Persistence

24d

Half-life
σ

GJR-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.1833
2.38**
α

ARCH

Response to squared shocks

0.0466
2.41**
β

GARCH

Volatility persistence

0.9028
32.08***
γ

leverage

Additional response to negative shocks

0.0444
1.16

Persistence:

0.972

Half-life:

24 days