Hikma Pharmaceuticals PLC AGARCH Volatility Analysis
Volatility prediction for Tuesday, July 14th, 2026
1 Day
36.83%
increased by 0.08%
1 Week
37.46%
increased by 0.71%
1 Month
38.59%
increased by 1.84%
Analysis last updated: Tuesday, July 14, 2026 at 06:32 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Mar 2, 2006 to Jul 10, 2026Model Insight
The news-impact curve is shifted (γ = 0.48) so that negative returns raise next-day volatility more than positive returns of the same size. The gap is largest for small shocks and narrows for larger ones.
σ
AGARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.8140 | 11.47*** |
α ARCH Response to squared shocks | 0.0821 | 17.65*** |
β GARCH Volatility persistence | 0.7830 | 65.44*** |
γ leverage Additional response to negative shocks | 0.4799 | 3.39*** |
Persistence:
0.865
Half-life:
5 days
Other Hikma Pharmaceuticals PLC Analyses
Other AGARCH Analyses on International Equities