V-Lab
Huron Consulting Group Inc GJR-GARCH Volatility Analysis
Volatility prediction for Monday, July 27th, 2026
1 Day
47.43%
decreased by 1.04%
1 Week
46.84%
decreased by 1.63%
1 Month
44.97%
decreased by 3.50%
Analysis last updated: Friday, July 24, 2026 at 09:46 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Oct 13, 2004 to Jul 24, 2026Model Insight
Volatility shocks decay with a half-life of 17 trading days, meaning a shock loses half its impact after approximately 17 days.
σ
GJR-GARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.2452 | 10.58*** |
α ARCH Response to squared shocks | 0.0000 | 0.00 |
β GARCH Volatility persistence | 0.9314 | 215.21*** |
γ leverage Additional response to negative shocks | 0.0564 | 12.40*** |
Persistence:
0.960
Half-life:
17 days
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