Martin Marietta Announces First-Quarter 2026 Earnings Conference Call

RALEIGH, N.C., April 16, 2026 (GLOBE NEWSWIRE) -- Martin Marietta Materials, Inc. (NYSE: MLM) (Martin Marietta or the Company) will host its first-quarter 2026 earnings call on Thursday, April 30, 2026, at 10:00 a.m.