| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Vijayvargiya Jugal K. | President and CEO, Director | 6070 PARKLAND BLVD., MAYFIELD HEIGHTS | /s/Michelle R. Mekinda, as Attorney-In-Fact | 03 Mar 2026 | 0001541300 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | MTRN | Common Stock | Options Exercise | $0 | +8,657 | +7.3% | $0.000000 | 126,665 | 01 Mar 2026 | Direct | |
| transaction | MTRN | Common Stock | Tax liability | $1,662,068 | -9,977 | -7.9% | $166.59 | 116,688 | 02 Mar 2026 | Direct |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Underlying Class | Amount | Exercise Price | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | MTRN | Restricted Stock Units | Options Exercise | $0 | -8,657 | -48% | $0.000000 | 9,477 | 01 Mar 2026 | Common Stock | 8,657 | Direct | F1, F2, F3 | |
| transaction | MTRN | Restricted Stock Units | Award | $0 | +9,604 | +101% | $0.000000 | 19,081 | 01 Mar 2026 | Common Stock | 9,604 | Direct | F1, F3, F4 | |
| transaction | MTRN | Stock Appreciation Rights | Award | $0 | +29,415 | $0.000000 | 29,415 | 01 Mar 2026 | Common Stock | 29,415 | $166.59 | Direct | F5 |
| Id | Content |
|---|---|
| F1 | Each restricted stock unit (RSU) represents a right to receive one share of MTRN common stock. |
| F2 | These restricted stock units granted on 03/01/2023, 03/01/2024, and 03/01/2025, and any related dividend equivalents, vest in three equal annual installments. |
| F3 | Expiration Date is the same as the Date Exercisable. |
| F4 | These restricted stock units vest in three equal annual installments beginning March 1, 2027. |
| F5 | These Stock Appreciation Rights vest in three equal annual installments beginning March 1, 2027. |