V-Lab
National Stock Exchange CNX Nifty Index MF2-GARCH Volatility Analysis
Volatility prediction for Monday, July 27th, 2026
1 Day
12.99%
decreased by 0.29%
1 Week
13.49%
increased by 0.21%
1 Month
14.62%
increased by 1.34%
Analysis last updated: Friday, July 24, 2026 at 12:03 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jul 2, 1990 to Jul 24, 2026Model Insight
This asset exhibits a strong leverage effect: negative returns increase next-day volatility 341% more than equivalent positive returns.
σ
MF2-GARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
m window Rolling window length | 21 | |
α ARCH Response to squared shocks | 0.0474 | 11.85*** |
β GARCH Volatility persistence | 0.7666 | 109.31*** |
γ leverage Additional response to negative shocks | 0.1616 | 27.32*** |
λ₁ tau intercept Baseline long-term coefficient | 0.0058 | 5.11*** |
λ₂ forecast adj. Forecast performance sensitivity | 0.0485 | 7.88*** |
λ₃ tau persistence Long-term factor persistence | 0.9495 | 147.39*** |
Persistence:
0.895
Half-life:
6 days
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