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V-Lab

Profound Medical Corp GJR-GARCH Volatility Analysis

Volatility prediction for Wednesday, August 26th, 2026

1 Day

63.29%

decreased by 1.52%

1 Week

65.41%

increased by 0.60%

1 Month

67.67%

increased by 2.86%

Analysis last updated: Tuesday, August 25, 2026 at 09:16 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

All

graph of Profound Medical Corp GJR-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Oct 30, 2019 to Aug 21, 2026

Model Insight

This asset shows a rare inverse leverage effect: positive returns raise next-day volatility 100% more than negative returns. Volatility rises more after gains than after losses, the reverse of the usual leverage effect and uncommon among risky assets.

σ

GJR-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

4.5610
9.66***
α

ARCH

Response to squared shocks

0.1020
6.16***
β

GARCH

Volatility persistence

0.6799
26.03***
γ

leverage

Additional response to negative shocks

-0.0510
-2.54**

Persistence:

0.756

Half-life:

2 days