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V-Lab

Pacer S&P 500 Quality FCF R&D Leaders ETF GJR-GARCH Volatility Analysis

Volatility prediction for Wednesday, August 26th, 2026

1 Day

19.06%

decreased by 0.47%

1 Week

19.60%

increased by 0.07%

1 Month

19.84%

increased by 0.31%

Analysis last updated: Wednesday, August 26, 2026 at 02:15 AM UTC

Date Range:

from

to

6M ·

All

graph of Pacer S&P 500 Quality FCF R&D Leaders ETF GJR-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jan 14, 2026 to Aug 21, 2026

Model Insight

Volatility shocks decay with a half-life of 1 trading day, meaning a shock loses half its impact after approximately 1 day.

σ

GJR-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.8163
3.69***
α

ARCH

Response to squared shocks

0.0000
0.00
β

GARCH

Volatility persistence

0.4130
2.97***
γ

leverage

Additional response to negative shocks

0.1365
1.62

Persistence:

0.481

Half-life:

1 days