Kristy Vahaviolos Kyriakopoulos - 08 Jul 2025 SCHEDULE 13G Report for Mistras Group, Inc. Common Stock, $0.01 par value (MG)

Filing Manager: Kristy Vahaviolos Kyriakopoulos
Reporting Manager: Kristy Kyriakopoulos
Security: Mistras Group, Inc. Common Stock, $0.01 par value
Symbol: MG
Shares outstanding: 31,501,000 shares
Disclosed Ownership: 1,669,553 shares
Ownership: 5.3%
Form type: SCHEDULE 13G
Filing time: 11 Sep 2025, 16:50:58 UTC
Date of event: 08 Jul 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%	1,669,553	1,669,553	0	Kristy Kyriakopoulos	Michael C. Keefe as attorney-in-fact for Kristy Kyriakopoulos