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V-Lab

Zhongchao Inc Zero Slope Spline-GARCH Volatility Analysis

Volatility prediction for Monday, July 27th, 2026

1 Day

653.02%

decreased by 147.56%

1 Week

551.58%

decreased by 249.00%

1 Month

416.41%

decreased by 384.17%

Analysis last updated: Friday, July 24, 2026 at 09:26 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

All

graph of Zhongchao Inc S0GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Feb 24, 2020 to Jul 24, 2026

Model 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 2 trading days.

τ

Zero Slope Spline-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

1.0999
3.26***
α

ARCH

Response to squared shocks

0.1554
3.30***
β

GARCH

Volatility persistence

0.5930
4.20***
γi Spline Coefficients
K=10
γ18.2101
1.74*
γ2-14.2881
-1.86*
γ312.3408
2.45**
γ4-11.4655
-2.06**
γ57.0879
0.98
γ61.6920
0.32
γ7-7.8136
-2.65***
γ83.5462
0.94
γ95.7654
1.24
γ10-8.5001
-2.47**

Persistence:

0.748

Half-life:

2 days