| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Nye C Howard | Chairman, Pres & CEO, Director | MARTIN MARIETTA MATERIALS, INC., 4123 PARKLAKE AVENUE, RALEIGH | /s/ Bradley D. Kohn, attorney-in-fact | 17 Dec 2025 | 0001373147 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | MLM | Common Stock | Tax liability | $187,588 | -298 | -0.2% | $629.49 | 151,876 | 16 Dec 2025 | Direct | |
| holding | MLM | Common Stock | 70,400 | 16 Dec 2025 | By Charles Howard Nye Irrevocable Trust |