| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | MTRN | Common Stock | Award | $18,695 | +224 | +1.9% | $83.46 | 11,819 | 28 Oct 2022 | Held in Directors Deferred Compensation Plan | |
| holding | MTRN | Common Stock | 1,453 | 28 Oct 2022 | Direct |