V-Lab
Inpex Corp MF2-GARCH Volatility Analysis
Volatility prediction for Monday, August 24th, 2026
1 Day
33.63%
increased by 0.44%
1 Week
35.21%
increased by 2.02%
1 Month
36.95%
increased by 3.76%
Analysis last updated: Saturday, August 22, 2026 at 11:09 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Nov 17, 2004 to Aug 21, 2026Model Insight
This asset exhibits a strong leverage effect: negative returns increase next-day volatility 101% more than equivalent positive returns.
σ
MF2-GARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
m window Rolling window length | 26 | |
α ARCH Response to squared shocks | 0.0858 | 13.95*** |
β GARCH Volatility persistence | 0.6791 | 32.26*** |
γ leverage Additional response to negative shocks | 0.0863 | 8.37*** |
λ₁ tau intercept Baseline long-term coefficient | 0.0864 | 1.94* |
λ₂ forecast adj. Forecast performance sensitivity | 0.0632 | 2.39** |
λ₃ tau persistence Long-term factor persistence | 0.9224 | 27.24*** |
Persistence:
0.808
Half-life:
3 days
Other MF2-GARCH Analyses on International Equities