Columbia Research Enhanced Small Cap ETF GJR-GARCH Volatility Analysis
Volatility prediction for Wednesday, July 15th, 2026
1 Day
16.00%
decreased by 0.18%
1 Week
16.29%
increased by 0.11%
1 Month
17.13%
increased by 0.95%
Analysis last updated: Tuesday, July 14, 2026 at 09:48 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Dec 11, 2025 to Jul 10, 2026Model Insight
Volatility shocks decay with a half-life of 16 trading days, meaning a shock loses half its impact after approximately 16 days.
σ
GJR-GARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.0621 | 2.17** |
α ARCH Response to squared shocks | 0.0000 | 0.00 |
β GARCH Volatility persistence | 0.9180 | 37.69*** |
γ leverage Additional response to negative shocks | 0.0796 | 1.63 |
Persistence:
0.958
Half-life:
16 days
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