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
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jan 2, 1990 to Aug 21, 2026Model 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
| Parameter | Value | t-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
Other Bristol-Myers Squibb Co Analyses
Other GJR-GARCH Analyses on Equities