Martin Marietta Materials (MLM)

=== SEC Form 4 — Statement of Changes in Beneficial Ownership === Document Type: 4 Period of Report: 2026-02-17 10b5-1 Pre-arranged Plan: No --- Issuer --- Name: MARTIN MARIETTA MATERIALS INC (MLM) CIK: 0000916076 --- Reporting Owner --- Name: Nye C Howard CIK: 0001373147 Role: Director, Officer (Chairman, Pres & CEO) --- Non-Derivative Transactions --- [Transaction #1] Security: Common Stock Date: 2026-02-17 | Code: A (Grant or award) Shares: +22,365 | Price: $0.00 Shares Owned After: 174,241 | Ownership: D (Direct) Footnotes: [F1] Represents the settlement of performance share units into common stock that were granted under the Martin Marietta Amended and Restated Stock Based Award Plan on February 24, 2023. The ultimate amount of shares to be received under the grant depended on the achievement of performance goals during a three-year performance period from January 1, 2023, through December 31, 2025. On February 17, 2026, Martin Marietta's Management Development and Compensation Committee certified the attainment of the applicable performance goals and approved the settlement of the PSU grant. The shares underlying the PSUs vested on December 31, 2025. [Transaction #2] Security: Common Stock Date: 2026-02-17 | Code: F (Payment of exercise/tax) Shares: -9,717 | Price: $666.53 Total Value: $6,476,672.01 Shares Owned After: 164,524 | Ownership: D (Direct) --- Holdings --- [Holding #1] Security: Common Stock Ownership: I (Indirect) --- Footnotes (Complete Index) --- F1: Represents the settlement of performance share units into common stock that were granted under the Martin Marietta Amended and Restated Stock Based Award Plan on February 24, 2023. The ultimate amount of shares to be received under the grant depended on the achievement of performance goals during a three-year performance period from January 1, 2023, through December 31, 2025. On February 17, 2026, Martin Marietta's Management Development and Compensation Committee certified the attainment of the applicable performance goals and approved the settlement of the PSU grant. The shares underlying the PSUs vested on December 31, 2025. --- Signature --- /s/ /s/ Sara W. Brown, attorney-in-fact (2026-02-19)