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V-Lab

Rivian Automotive Inc GARCH Volatility Analysis

Volatility prediction for Wednesday, August 12th, 2026

1 Day

64.67%

decreased by 2.58%

1 Week

69.26%

increased by 2.01%

1 Month

74.69%

increased by 7.44%

Analysis last updated: Tuesday, August 11, 2026 at 10:08 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

All

graph of Rivian Automotive Inc GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Nov 10, 2021 to Aug 7, 2026

Model Insight

Volatility shocks decay with a half-life of 3 trading days, meaning a shock loses half its impact after approximately 3 days.

σ

GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

5.0000
12.23***
α

ARCH

Response to squared shocks

0.1433
10.33***
β

GARCH

Volatility persistence

0.6461
26.93***

Persistence:

0.789

Half-life:

3 days