V-Lab
Trust Finance Indonesia Tbk PT GAS-GARCH Student T Volatility Analysis
Volatility prediction for Wednesday, August 26th, 2026
1 Day
375.22%
increased by 20.29%
1 Week
381.48%
increased by 26.55%
1 Month
404.90%
increased by 49.97%
Analysis last updated: Tuesday, August 25, 2026 at 08:43 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Apr 22, 2003 to Aug 24, 2026Extended Optimization
Model Insight
The estimated Student-t degrees of freedom v = 2.01 sit at the infinite-variance boundary (v → 2): the model is attributing extreme moves to heavy tails rather than to volatility, so the volatility scale is unreliable here. See the boundary-parameters flag.
𝑓
GAS-GARCH-T Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 2,729.1457 | 7.20*** |
α ARCH Response to squared shocks | 0.1096 | 93.91*** |
β GARCH Volatility persistence | 0.9957 | 1,797.20*** |
ν DF Student-t tail thickness | 2.0120 | 9,445.77*** |
Persistence:
0.996
Half-life:
159 days
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