| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| PIZZI CHARLES P | Director | C/O MISTRAS GROUP, 195 CLARKSVILLE ROAD, PRINCETON JUNCTION | /s/ Michael C. Keefe, attorney-in-fact for Charles P. Pizzi | 05 Dec 2025 | 0001192898 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | MG | Common Stock | Gift | $0 | -2,150 | -3.1% | $0.000000 | 66,618 | 04 Dec 2025 | Direct |