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V-Lab

Chegg Inc MF2-GARCH Volatility Analysis

Volatility prediction for Monday, August 24th, 2026

1 Day

142.57%

increased by 56.60%

1 Week

138.68%

increased by 52.71%

1 Month

136.09%

increased by 50.12%

Analysis last updated: Friday, August 21, 2026 at 10:33 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Chegg Inc MF2-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Nov 13, 2013 to Aug 21, 2026
Boundary Parameters

Model Insight

This asset shows a rare inverse leverage effect: positive returns raise next-day volatility 199% more than negative returns. Volatility rises more after gains than after losses, the reverse of the usual leverage effect and uncommon among risky assets.

σ

MF2-GARCH Model

Tap to view equation

ParameterValuet-statistic
m

window

Rolling window length

126
α

ARCH

Response to squared shocks

0.7510
16.92***
β

GARCH

Volatility persistence

0.1541
8.39***
γ

leverage

Additional response to negative shocks

-0.5000
-9.27***
λ₁

tau intercept

Baseline long-term coefficient

0.0183
0.23
λ₂

forecast adj.

Forecast performance sensitivity

0.0065
0.68
λ₃

tau persistence

Long-term factor persistence

0.9935
79.91***

Persistence:

0.655

Half-life:

2 days