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Bristol-Myers Squibb Co GJR-GARCH Volatility Analysis

Volatility prediction for Thursday, October 29th, 2026

1 Day

30.65%

decreased by 0.11%

1 Week

30.54%

decreased by 0.22%

1 Month

30.15%

decreased by 0.61%

Analysis last updated: Wednesday, October 28, 2026 at 10:12 PM UTC

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Date Range:

from

10/28/2024

to

10/28/2026

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 23, 2026

Model Insight

This asset exhibits a strong leverage effect: negative returns increase next-day volatility 127% more than equivalent positive returns.

σ

GJR-GARCH Model

Tap to view equation

Leverage: Negative returns increase volatility 127% more than positive returns
ParamValuet-stat
ωconst0.0684
4.18***
αARCH0.0394
3.59***
βGARCH0.9136
74.53***
γleverage0.0500
2.56**

0.978

Persistence

31d

Half-life
σ

GJR-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.0684
4.18***
α

ARCH

Response to squared shocks

0.0394
3.59***
β

GARCH

Volatility persistence

0.9136
74.53***
γ

leverage

Additional response to negative shocks

0.0500
2.56**

Persistence:

0.978

Half-life:

31 days