Kyriakopoulos Kristy Vahaviolos - Jul 8, 2025 SCHEDULE 13G Report for Mistras Group, Inc. Common Stock, $0.01 par value (MG)

Filing Manager: Kyriakopoulos Kristy Vahaviolos
Reporting Manager: Kristy Kyriakopoulos
Security: Mistras Group, Inc. Common Stock, $0.01 par value
Symbol: MG
Shares outstanding: 31.5M shares
Disclosed Ownership: 1.67M shares
Ownership: 5.3%
Form type: SCHEDULE 13G
Date filed: 9/11/2025, 04:50 PM
Date of event: Jul 8, 2025
SEC: View on sec.gov

Reporting Managers (1)

Name	Ownership	Shares Owned	sole voting power	shared voting power	Signature	Title	CIK
Kristy Kyriakopoulos	5.3%	1.67M	1.67M	0	Kristy Kyriakopoulos	Michael C. Keefe as attorney-in-fact for Kristy Kyriakopoulos