| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| SHULAR CRAIG S | Director | 6070 PARKLAND BLVD., MAYFIELD HTS., | /s/Michelle R. Mekinda, as Attorney-In-Fact | 17 Jun 2025 | 0001078942 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | MTRN | Common Stock | Award | $0 | +90.7 | +0.18% | $0.00 | 51.8K | 13 Jun 2025 | Held In Directors Deferred Comp. Plan | |
| holding | MTRN | Common Stock | 5.91K | 13 Jun 2025 | Direct |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Underlying Class | Amount | Exercise Price | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | MTRN | Restricted Stock Units | Award | $0 | +4 | +0.2% | $0.00 | 2K | 13 Jun 2025 | Common Stock | 4 | Direct | F1, F2, F3 |
| Id | Content |
|---|---|
| F1 | Each restricted stock unit represents a right to receive one share of MTRN common stock. |
| F2 | These units, which were acquired upon the reinvestment of dividend equivalents, will vest at the same time as the restricted stock units to which they relate (earlier of May 8, 2026 and the date of the next annual meeting of MTRN's shareholders). |
| F3 | Expiration Date is the same as the Date Exercisable. |