V-Lab
Visa Inc GARCH Volatility Analysis
Volatility prediction for Wednesday, September 16th, 2026
1 Day
19.20%
decreased by 0.83%
1 Week
19.73%
decreased by 0.30%
1 Month
21.43%
increased by 1.40%
Analysis last updated: Tuesday, September 15, 2026 at 09:39 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Mar 19, 2008 to Sep 11, 2026Model Insight
Volatility shocks decay with a half-life of 29 trading days, meaning a shock loses half its impact after approximately 29 days.
σ
GARCH Model
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Shock decay: Shocks decay with a 29-day half-life
| Param | Value | t-stat |
|---|---|---|
| ωconst | 0.0759 | 5.51*** |
| αARCH | 0.1062 | 6.35*** |
| βGARCH | 0.8704 | 56.17*** |
0.977
Persistence29d
Half-lifeσ
GARCH Model
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| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.0759 | 5.51*** |
α ARCH Response to squared shocks | 0.1062 | 6.35*** |
β GARCH Volatility persistence | 0.8704 | 56.17*** |
Persistence:
0.977
Half-life:
29 days
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