V-Lab
First Trust India Nifty 50 Equ GJR-GARCH Volatility Analysis
Volatility prediction for Wednesday, August 12th, 2026
1 Day
15.20%
decreased by 0.11%
1 Week
15.49%
increased by 0.18%
1 Month
16.40%
increased by 1.09%
Analysis last updated: Tuesday, August 11, 2026 at 09:54 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Feb 28, 2012 to Aug 7, 2026Model Insight
Volatility shocks decay with a half-life of 26 trading days, meaning a shock loses half its impact after approximately 26 days.
σ
GJR-GARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.0417 | 11.77*** |
α ARCH Response to squared shocks | 0.0000 | 0.00 |
β GARCH Volatility persistence | 0.9409 | 281.71*** |
γ leverage Additional response to negative shocks | 0.0656 | 10.11*** |
Persistence:
0.974
Half-life:
26 days
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