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V-Lab
V-Lab

Pineapple Financial Inc Spline-GARCH Volatility Analysis

Volatility prediction for Wednesday, September 16th, 2026

1 Day

55.62%

increased by 13.76%

1 Week

60.22%

increased by 18.36%

1 Month

70.19%

increased by 28.33%

Analysis last updated: Tuesday, September 15, 2026 at 09:41 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

All

graph of Pineapple Financial Inc SGARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Nov 1, 2023 to Sep 11, 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 8 trading days.

τ

Spline-GARCH Model

Tap to view equation

Time-varying baseline: volatility reverts to a slowly-shifting spline trend
ParamValuet-stat
ωconst1.4494
2.72***
αARCH0.2586
2.80***
βGARCH0.6614
7.36***
γi Spline Coefficients
K=2
γ11.7240
2.67***
γ2-3.9313
-3.27***

0.920

Persistence

8d

Half-life
τ

Spline-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

1.4494
2.72***
α

ARCH

Response to squared shocks

0.2586
2.80***
β

GARCH

Volatility persistence

0.6614
7.36***
γi Spline Coefficients
K=2
γ11.7240
2.67***
γ2-3.9313
-3.27***

Persistence:

0.920

Half-life:

8 days