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V-Lab

PGIM S&P 500 Max Buffer ETF - December EGARCH Volatility Analysis

Volatility prediction for Wednesday, July 22nd, 2026

1 Day

2.12%

decreased by 0.11%

1 Week

2.19%

decreased by 0.04%

1 Month

2.42%

increased by 0.19%

Analysis last updated: Tuesday, July 21, 2026 at 09:22 PM UTC

Date Range:

from

to

6M ·

All

graph of PGIM S&P 500 Max Buffer ETF - December EGARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Dec 2, 2025 to Jul 17, 2026

Model Insight

The leverage effect is captured by the negative gamma (gamma = -0.2165), confirming that negative shocks increase volatility more than positive shocks of equal magnitude.

σ

EGARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

-0.1587
-3.45***
α

ARCH

Response to squared shocks

-0.2236
-1.20
β

GARCH

Volatility persistence

0.9523
4,270.27***
γ

leverage

Additional response to negative shocks

-0.2165
-2.27**

Persistence:

0.952

Half-life:

14 days