V-Lab
Walt Disney Co/The GARCH Volatility Analysis
Volatility prediction for Thursday, September 24th, 2026
1 Day
25.15%
decreased by 0.80%
1 Week
25.36%
decreased by 0.59%
1 Month
26.11%
increased by 0.16%
Analysis last updated: Wednesday, September 23, 2026 at 09:36 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jan 2, 1990 to Sep 18, 2026Model Insight
Volatility shocks decay with a half-life of 51 trading days, meaning a shock loses half its impact after approximately 51 days.
σ
GARCH Model
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Shock decay: Shocks decay with a 51-day half-life
| Param | Value | t-stat |
|---|---|---|
| ωconst | 0.0552 | 3.90*** |
| αARCH | 0.0706 | 7.40*** |
| βGARCH | 0.9158 | 83.84*** |
0.986
Persistence51d
Half-lifeσ
GARCH Model
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| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.0552 | 3.90*** |
α ARCH Response to squared shocks | 0.0706 | 7.40*** |
β GARCH Volatility persistence | 0.9158 | 83.84*** |
Persistence:
0.986
Half-life:
51 days
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