| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Colodney Benjamin T | VP & Chief Accounting Officer | 5400 LBJ FREEWAY, SUITE 1500, DALLAS | /s/ Benjamin T. Colodney, by Cale L. Curtin as attorney-in-fact | 23 Jul 2025 | 0002074755 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | MTDR | Common Stock | Award | $0 | +3.22K | +49.34% | $0.00 | 9.74K | 21 Jul 2025 | Direct | F1, F2, F3, F4 |
| holding | MTDR | Common Stock | 2.27K | 21 Jul 2025 | Represents shares held of record by the reporting person's 401(k) account |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Underlying Class | Amount | Exercise Price | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | MTDR | Phantom Units | Award | $0 | +3.22K | $0.00 | 3.22K | 21 Jul 2025 | Common Stock | 3.22K | Direct | F5, F6 |
| Id | Content |
|---|---|
| F1 | Represents shares of restricted stock granted to the reporting person on July 21, 2025 that vest on May 1, 2028. |
| F2 | Includes shares acquired pursuant to the Issuer's Employee Stock Purchase Plan. Such acquisitions are exempt under Rule 16b-3. |
| F3 | Includes 1,000 shares of restricted stock granted to the reporting person on March 31, 2023 that vest on the third anniversary of the date of grant. |
| F4 | Includes 3,000 shares of restricted stock granted to the reporting person on October 29, 2024 that vest on May 1, 2027. |
| F5 | Each phantom unit is the economic equivalent of one share of the Issuer's common stock. |
| F6 | The phantom units vest in equal annual installments on May 1, 2026, May 1, 2027 and May 1, 2028. |