Mistras Group, Inc. insider trading

MGNYSE

$20.88-0.15 (-0.71%)as of Oct 7, 2026

“Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise.” — Peter Lynch

Insider Trading vs Stock Price data

Showing the 1Y range: Oct 7, 2025 to Oct 7, 2026. Price (+116.1%). 0 insider transactions plotted in this window as 0 markers; nearby trades of the same kind are grouped.

Transactions plotted on the price chart
Date	Category	Person	Role	Action	Amount	Change in holding

Open market purchase

Open market sell

Marker size reflects transaction size.

Net dollar flow · Buy / Sell balance

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Key players

2I2025 Irrevocable Two-Year Grantor Retained Annuity Trust of Aspasia F. Vahaviolos10% Owner16.4878%of company
AFAspasia Felice Vahaviolos10% Owner6.7843%of company
MNManuel N. StamatakisExecutive Chairman1.6006%of company
NDNicholas DebenedictisDirector0.8597%of company
JJJames J. ForeseDirector0.5559%of company
EJEdward J. PrajznerSr. EVP and CFO0.4649%of company
NSNatalia Shuman-FabbriPresident and CEO0.3886%of company
MLMichelle LohmeierDirector0.3115%of company
MCMichael C. KeefeEVP, General Counsel0.2875%of company
CPCharles P. PizziDirector0.2307%of company

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Insider activity

Fromto

Company	Insider / role	Action	ΔOwn	Avg price	Amount
MG	Stephanie Athena Foglia10% Owner	Open market sell$18K	0.0%	$18.00	$18K	Apr 17, 2026	Jun 4, 2026
MG	Stephanie Athena Foglia10% Owner	Open market sell$15.5K	0.0%	$15.50	$15.5K	Mar 3, 2026	Jun 4, 2026
MG	Stephanie Athena Foglia10% Owner	Open market sell$14.6K	0.0%	$14.60	$14.6K	Feb 3, 2026	Jun 4, 2026
MG	Stephanie Athena Foglia10% Owner	Open market sell$13.6K	0.0%	$13.60	$13.6K	Jan 5, 2026	Jun 4, 2026

End of history · 4 transactions