V-Lab
Prism Medico & Pharmacy Ltd GAS-GARCH Student T Volatility Analysis
Volatility prediction for Monday, August 24th, 2026
1 Day
29,279.32%
increased by 70.26%
1 Week
29,250.06%
increased by 41.00%
1 Month
29,133.49%
decreased by 75.57%
Analysis last updated: Saturday, August 22, 2026 at 09:31 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jun 15, 2012 to Aug 21, 2026Boundary Parameters
Model Insight
The estimated Student-t degrees of freedom v = 2.00 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 | 0.0048 | 11.39*** |
α ARCH Response to squared shocks | 0.2151 | 666.04*** |
β GARCH Volatility persistence | 0.9990 | |
ν DF Student-t tail thickness | 2.0000 |
Persistence:
0.999
Half-life:
693 days
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