| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Prajzner Edward J | Sr. EVP and CFO | C/O MISTRAS GROUP, 195 CLARKSVILLE ROAD, PRINCETON JUNCTION | s/s Laura Boswell, attorney-in-fact for Edward J. Prajzner | 17 Mar 2026 | 0001361681 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | MG | Common Stock | Tax liability | -2,239 | -1.5% | $14.61* | 149,443 | 16 Mar 2026 | Direct | F1 |
| Id | Content |
|---|---|
| F1 | Transaction represents shares withheld to pay taxes upon vesting of restricted stock units. |