| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | MTRN | Common Stock | Award | $22,497 | +256 | +0.57% | $87.88 | 45,486 | 04 Jan 2023 | Held In Directors Deferred Comp. Plan | |
| holding | MTRN | Common Stock | 5,909 | 04 Jan 2023 | Direct |