V-Lab
Canara Robeco Asset Management Co Ltd/India GAS-GARCH Student T Volatility Analysis
Volatility prediction for Friday, August 14th, 2026
1 Day
33.69%
decreased by 0.39%
1 Week
38.09%
increased by 4.01%
1 Month
42.03%
increased by 7.95%
Analysis last updated: Friday, August 14, 2026 at 07:10 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Oct 16, 2025 to Aug 7, 2026Model Insight
Volatility shocks decay with a half-life of 2 trading days, meaning a shock loses half its impact after approximately 2 days. Returns follow a Student-t distribution with v = 4.21 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 | 7.5465 | 3.52*** |
α ARCH Response to squared shocks | 0.1827 | 2.44** |
β GARCH Volatility persistence | 0.7310 | 10.59*** |
ν DF Student-t tail thickness | 4.2143 | 1.43 |
Persistence:
0.731
Half-life:
2 days
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