Manuel N. Stamatakis - 25 Feb 2026 Form 4 Insider Report for Mistras Group, Inc. (MG)

Role: Executive Chairman, Director
Signature: /s/ Laura Boswell, attorney-in-fact for Manuel Stamatakis
Issuer symbol: MG
Transactions as of: 25 Feb 2026
Net transactions value: $0
Form type: 4
Filing time: 06 Mar 2026, 08:02:41 UTC
Previous filing: 09 Jan 2026
Next filing: 10 Mar 2026
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Stamatakis Manuel N.	Executive Chairman, Director	C/O MISTRAS GROUP, INC., 195 CLARKSVILLE ROAD, PRINCETON JUNCTION	/s/ Laura Boswell, attorney-in-fact for Manuel Stamatakis	03 Mar 2026	0001473735

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	MG	Common Stock	Award		+86,310	+20%	$0.000000^*	510,609	25 Feb 2026	Direct

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Remarks:

(1) Represents an award of restricted stock units for payment of a performance award earned, which vest 25% on December 31 in 2026, 2027, 2028 and 2029.