Skip to main content
V-Lab

ProShares Ultra Nasdaq Cybersecurity ETF GJR-GARCH Volatility Analysis

Volatility prediction for Monday, August 24th, 2026

1 Day

55.37%

decreased by 1.40%

1 Week

55.03%

decreased by 1.74%

1 Month

53.86%

decreased by 2.91%

Analysis last updated: Saturday, August 22, 2026 at 02:23 AM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

All

graph of ProShares Ultra Nasdaq Cybersecurity ETF GJR-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jan 21, 2021 to Aug 21, 2026

Model Insight

This asset exhibits a strong leverage effect: negative returns increase next-day volatility 188% more than equivalent positive returns.

σ

GJR-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.2475
10.08***
α

ARCH

Response to squared shocks

0.0329
4.19***
β

GARCH

Volatility persistence

0.9095
175.28***
γ

leverage

Additional response to negative shocks

0.0618
4.03***

Persistence:

0.973

Half-life:

26 days