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V-Lab

Bristol-Myers Squibb Co GJR-GARCH Volatility Analysis

Volatility prediction for Wednesday, August 26th, 2026

1 Day

27.67%

decreased by 0.78%

1 Week

27.68%

decreased by 0.77%

1 Month

27.72%

decreased by 0.73%

Analysis last updated: Tuesday, August 25, 2026 at 09:37 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 Aug 21, 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

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.0678
16.63***
α

ARCH

Response to squared shocks

0.0392
14.28***
β

GARCH

Volatility persistence

0.9142
298.76***
γ

leverage

Additional response to negative shocks

0.0494
10.19***

Persistence:

0.978

Half-life:

31 days