V-Lab
Reliance Industries Ltd GAS-GARCH Student T Volatility Analysis
Volatility prediction for Tuesday, August 25th, 2026
1 Day
18.42%
decreased by 0.48%
1 Week
19.11%
increased by 0.21%
1 Month
21.50%
increased by 2.60%
Analysis last updated: Tuesday, August 25, 2026 at 07:02 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jan 1, 1990 to Aug 21, 2026Model Insight
With persistence 0.991, volatility shocks have a half-life of 74 trading days (~0.3 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate. Returns follow a Student-t distribution with v = 5.28 degrees of freedom, capturing fatter tails than a normal distribution.
𝑓
GAS-GARCH-T Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 6.9354 | 4.83*** |
α ARCH Response to squared shocks | 0.0778 | 43.31*** |
β GARCH Volatility persistence | 0.9907 | 517.63*** |
ν DF Student-t tail thickness | 5.2767 | 11.65*** |
Persistence:
0.991
Half-life:
74 days
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