Achieved Record Quarterly Aggregates Gross Profit Per Ton Despite Weather Impacts Delivered Record Third-Quarter Cash Flows from Operations and Magnesia Specialties Revenues and Gross Profit Acquired Pure Aggregates Assets in South Florida and Southern California RALEIGH, N.C., Oct. 30, 2024 (GLOBE NEWSWIRE) -- Martin Marietta Materials, Inc. (NYSE: MLM) ("Martin Marietta" or the "Company"), a leading national supplier of aggregates and heavy building materials, today reported results for the third quarter ...