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V-Lab

Hikma Pharmaceuticals PLC GJR-GARCH Volatility Analysis

Volatility prediction for Wednesday, August 5th, 2026

1 Day

36.66%

decreased by 0.86%

1 Week

37.08%

decreased by 0.44%

1 Month

38.06%

increased by 0.54%

Analysis last updated: Wednesday, August 5, 2026 at 06:41 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Hikma Pharmaceuticals PLC GJR-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Mar 2, 2006 to Jul 31, 2026

Model Insight

This asset exhibits a notable leverage effect: negative returns increase next-day volatility 78% more than equivalent positive returns.

σ

GJR-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.5268
7.85***
α

ARCH

Response to squared shocks

0.0407
8.39***
β

GARCH

Volatility persistence

0.8572
74.42***
γ

leverage

Additional response to negative shocks

0.0319
3.35***

Persistence:

0.914

Half-life:

8 days