V-Lab
Canare Electric Co Ltd GAS-GARCH Student T Volatility Analysis
Volatility prediction for Monday, August 24th, 2026
1 Day
27.06%
increased by 0.34%
1 Week
27.51%
increased by 0.79%
1 Month
29.20%
increased by 2.48%
Analysis last updated: Sunday, August 23, 2026 at 12:21 AM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jan 23, 1995 to Aug 21, 2026Model Insight
With persistence 0.999, volatility shocks have a half-life of 474 trading days (~1.9 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate. Returns follow a Student-t distribution with v = 2.56 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 | 35.9004 | 9.06*** |
α ARCH Response to squared shocks | 0.1090 | 153.29*** |
β GARCH Volatility persistence | 0.9985 | 6,746.89*** |
ν DF Student-t tail thickness | 2.5588 | 377.24*** |
Persistence:
0.999
Half-life:
474 days
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