| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Nye C Howard | Chairman, Pres & CEO, Director | MARTIN MARIETTA MATERIALS, INC., 4123 PARKLAKE AVENUE, RALEIGH | /s/ Sara W. Brown, attorney-in-fact | 25 Feb 2026 | 0001373147 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | MLM | Common Stock | Tax liability | $1,233,898 | -1,805 | -1% | $683.60 | 171,340 | 23 Feb 2026 | Direct | |
| transaction | MLM | Common Stock | Tax liability | $850,854 | -1,221 | -0.71% | $696.85 | 170,119 | 24 Feb 2026 | Direct | |
| holding | MLM | Common Stock | 70,400 | 23 Feb 2026 | By Charles Howard Nye Irrevocable Trust |