V-Lab
Tesla Inc GJR-GARCH Volatility Analysis
Volatility prediction for Monday, July 27th, 2026
1 Day
67.38%
decreased by 0.93%
1 Week
67.17%
decreased by 1.14%
1 Month
66.40%
decreased by 1.91%
Analysis last updated: Friday, July 24, 2026 at 10:10 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jun 29, 2010 to Jul 24, 2026Model Insight
Volatility shocks decay with a half-life of 62 trading days, meaning a shock loses half its impact after approximately 62 days.
σ
GJR-GARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.1429 | 13.30*** |
α ARCH Response to squared shocks | 0.0306 | 10.34*** |
β GARCH Volatility persistence | 0.9572 | 409.43*** |
γ leverage Additional response to negative shocks | 0.0022 | 0.45 |
Persistence:
0.989
Half-life:
62 days
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