V-Lab
LigaChem Biosciences Inc GAS-GARCH Student T Volatility Analysis
Volatility prediction for Monday, July 27th, 2026
1 Day
108.53%
increased by 0.33%
1 Week
107.37%
decreased by 0.83%
1 Month
103.08%
decreased by 5.12%
Analysis last updated: Sunday, July 26, 2026 at 04:10 AM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
May 10, 2013 to Jul 24, 2026Model Insight
Volatility shocks decay with a half-life of 43 trading days, meaning a shock loses half its impact after approximately 43 days. Returns follow a Student-t distribution with v = 4.11 degrees of freedom, capturing fatter tails than a normal distribution.
𝑓
GAS-GARCH-T Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 15.1945 | 3.33*** |
α ARCH Response to squared shocks | 0.0379 | 12.37*** |
β GARCH Volatility persistence | 0.9840 | 196.68*** |
ν DF Student-t tail thickness | 4.1104 | 4.11*** |
Persistence:
0.984
Half-life:
43 days
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