V-Lab: 51 Talk Online Education Group Zero Slope Spline-GARCH Volatility Analysis

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V-Lab

51 Talk Online Education Group Zero Slope Spline-GARCH Volatility Analysis

Volatility Prediction for Tuesday, November 11th, 2025:56.73% (-1.92%)

Analysis last updated: Monday, November 10, 2025 at 10:51 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

Parameter Estimates

	param	t-stat
$ω$	0.7160	4.07
$α$	0.2068	4.72
$β$	0.5955	7.63
$γ_{1}$	0.2581	0.76
$γ_{2}$	-0.2616	-0.52
$γ_{3}$	0.0371	0.09
$γ_{4}$	-0.5319	-1.09
$γ_{5}$	0.9665	2.02
$γ_{6}$	-0.5887	-1.97

Estimation Period:
Jun 10, 2016 to Nov 7, 2025

News Impact Curve

Impact of return on volatility tomorrow

Volatility Forecasts

Volatility Forecasts