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V-Lab

NVIDIA Corp AGARCH Volatility Analysis

Volatility prediction for Wednesday, July 15th, 2026

1 Day

43.48%

decreased by 2.14%

1 Week

44.54%

decreased by 1.08%

1 Month

48.24%

increased by 2.62%

Analysis last updated: Tuesday, July 14, 2026 at 09:29 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of NVIDIA Corp AGARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jan 22, 1999 to Jul 10, 2026

Model Insight

The news-impact curve is shifted (γ = 1.38) so that negative returns raise next-day volatility more than positive returns of the same size. The gap is largest for small shocks and narrows for larger ones.

σ

AGARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.0990
4.50***
α

ARCH

Response to squared shocks

0.0916
36.34***
β

GARCH

Volatility persistence

0.8967
422.97***
γ

leverage

Additional response to negative shocks

1.3837
13.84***

Persistence:

0.988

Half-life:

59 days