Ocugen Inc GAS-GARCH Student T Volatility Analysis
Volatility prediction for Monday, October 26th, 2026
1 Day
87.35%
increased by 13.11%
1 Week
89.27%
increased by 15.03%
1 Month
94.99%
increased by 20.75%
Analysis last updated: Friday, October 23, 2026 at 09:40 PM UTC
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News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Dec 3, 2014 to Oct 23, 2026Model Insight
Volatility shocks decay with a half-life of 17 trading days, meaning a shock loses half its impact after approximately 17 days. Returns follow a Student-t distribution with v = 3.65 degrees of freedom, capturing fatter tails than a normal distribution.
𝑓
GAS-GARCH-T Model
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Shock decay: Shocks decay with a 17-day half-lifev = 3.65 · fat tails
| Param | Value | t-stat |
|---|---|---|
| ωlong-run | 51.1655 | 1.26 |
| αscore | 0.1278 | 6.61*** |
| βpersistence | 0.9608 | 30.48*** |
| νDF | 3.6525 | 3.28*** |
0.961
Persistence17d
Half-life𝑓
GAS-GARCH-T Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω long-run Long-run variance given a price move | 51.1655 | 1.26 |
α score Weight on the scaled score | 0.1278 | 6.61*** |
β persistence Volatility persistence | 0.9608 | 30.48*** |
ν DF Student-t tail thickness | 3.6525 | 3.28*** |
Persistence:
0.961
Half-life:
17 days
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