McCunniff Donald A. 4
4 · MARTIN MARIETTA MATERIALS INC · Filed Feb 25, 2026
Insider Transaction Report
Form 4
McCunniff Donald A.
EVP and CHRO
Transactions
- Tax Payment
Common Stock
2026-02-23$683.60/sh−192$131,251→ 4,558 total
Signature
/s/ Sara W. Brown, attorney-in-fact|2026-02-25