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V-Lab

Columbia Research Enhanced Small Cap ETF EGARCH Volatility Analysis

Volatility prediction for Wednesday, July 15th, 2026

1 Day

138.37%

increased by 2.62%

1 Week

120.12%

decreased by 15.63%

1 Month

82.76%

decreased by 52.99%

Analysis last updated: Tuesday, July 14, 2026 at 09:48 PM UTC

Date Range:

from

to

6M ·

All

graph of Columbia Research Enhanced Small Cap ETF EGARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Dec 11, 2025 to Jul 10, 2026

Model Insight

The leverage effect is captured by the negative gamma (gamma = -0.1265), 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

0.0051
0.43
α

ARCH

Response to squared shocks

-0.2622
-9.43***
β

GARCH

Volatility persistence

0.9622
118.67***
γ

leverage

Additional response to negative shocks

-0.1265
-8.30***

Persistence:

0.962

Half-life:

18 days