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V-Lab
V-Lab

Bristol-Myers Squibb Co GJR-GARCH Volatility Analysis

Volatility prediction for Friday, September 18th, 2026

1 Day

23.98%

unchanged at 0.00%

1 Week

24.16%

increased by 0.18%

1 Month

24.77%

increased by 0.79%

Analysis last updated: Thursday, September 17, 2026 at 09:39 PM UTC

Date Range:

from

to

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 Sep 11, 2026

Model Insight

This asset exhibits a strong leverage effect: negative returns increase next-day volatility 126% more than equivalent positive returns.

σ

GJR-GARCH Model

Tap to view equation

Leverage: Negative returns increase volatility 126% more than positive returns
ParamValuet-stat
ωconst0.0677
4.15***
αARCH0.0390
3.56***
βGARCH0.9144
74.75***
γleverage0.0493
2.54**

0.978

Persistence

31d

Half-life
σ

GJR-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.0677
4.15***
α

ARCH

Response to squared shocks

0.0390
3.56***
β

GARCH

Volatility persistence

0.9144
74.75***
γ

leverage

Additional response to negative shocks

0.0493
2.54**

Persistence:

0.978

Half-life:

31 days