Investeringsselskabet af 3. november 2025 A/S GAS-GARCH Student T Volatility Analysis
Volatility prediction for Monday, July 20th, 2026
1 Day
104.52%
decreased by 0.56%
1 Week
101.49%
decreased by 3.59%
1 Month
91.53%
decreased by 13.55%
Analysis last updated: Saturday, July 18, 2026 at 10:14 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Mar 21, 1991 to Jul 17, 2026Model Insight
Volatility shocks decay with a half-life of 16 trading days, meaning a shock loses half its impact after approximately 16 days. Returns follow a Student-t distribution with v = 2.72 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 | 11.9124 | 5.12*** |
α ARCH Response to squared shocks | 0.1223 | 30.98*** |
β GARCH Volatility persistence | 0.9588 | 120.34*** |
ν DF Student-t tail thickness | 2.7176 | 32.75*** |
Persistence:
0.959
Half-life:
16 days
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