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Bristol-Myers Squibb Co GJR-GARCH Volatility Analysis

Volatility prediction for Friday, October 9th, 2026

1 Day

26.67%

decreased by 0.86%

1 Week

26.72%

decreased by 0.81%

1 Month

26.89%

decreased by 0.64%

Analysis last updated: Thursday, October 8, 2026 at 09:51 PM UTC

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Date Range:

from

10/08/2024

to

10/08/2026

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Bristol-Myers Squibb Co GJR-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jan 2, 1990 to Oct 2, 2026

Model Insight

This asset exhibits a strong leverage effect: negative returns increase next-day volatility 125% more than equivalent positive returns.

σ

GJR-GARCH Model

Tap to view equation

Leverage: Negative returns increase volatility 125% more than positive returns
ParamValuet-stat
ωconst0.0679
4.16***
αARCH0.0393
3.57***
βGARCH0.9141
74.54***
γleverage0.0490
2.53**

0.978

Persistence

31d

Half-life
σ

GJR-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.0679
4.16***
α

ARCH

Response to squared shocks

0.0393
3.57***
β

GARCH

Volatility persistence

0.9141
74.54***
γ

leverage

Additional response to negative shocks

0.0490
2.53**

Persistence:

0.978

Half-life:

31 days