V-Lab
Dana Brata Luhur Tbk PT EGARCH Volatility Analysis
Volatility prediction for Tuesday, August 18th, 2026
1 Day
149.82%
increased by 112.99%
1 Week
152.51%
increased by 115.68%
1 Month
162.84%
increased by 126.01%
Analysis last updated: Sunday, August 16, 2026 at 02:41 AM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Nov 18, 2019 to Aug 14, 2026Model Insight
This asset shows a rare inverse leverage effect: positive returns raise next-day volatility 23% more than negative returns. Volatility rises more after gains than after losses, the reverse of the usual leverage effect and uncommon among risky assets.
σ
EGARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.0911 | 11.09*** |
α ARCH Response to squared shocks | 0.2799 | 15.18*** |
β GARCH Volatility persistence | 0.9837 | 509.43*** |
γ leverage Additional response to negative shocks | 0.0285 | 2.37** |
Persistence:
0.984
Half-life:
42 days
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