V-Lab
John Hancock FD ALL C C ETF Zero Slope Spline-GARCH Volatility Analysis
Volatility prediction for Tuesday, August 25th, 2026
1 Day
13.11%
decreased by 0.39%
1 Week
13.42%
decreased by 0.08%
1 Month
14.28%
increased by 0.78%
Analysis last updated: Monday, August 24, 2026 at 09:40 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Nov 2, 2023 to Aug 21, 2026Model Insight
This model fits a time-varying baseline (a spline), so volatility mean-reverts toward a slowly-shifting long-run level rather than a constant. Short-run deviations decay with a half-life of 13 trading days.
τ
Zero Slope Spline-GARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.9930 | 5.54*** |
α ARCH Response to squared shocks | 0.0829 | 2.03** |
β GARCH Volatility persistence | 0.8660 | 16.00*** |
Spline Coefficients
K=1
| γ1 | 0.0113 | 0.27 |
Persistence:
0.949
Half-life:
13 days
Other John Hancock FD ALL C C ETF Analyses
Other Zero Slope Spline-GARCH Analyses on ETFs