RALEIGH, N.C., Oct. 09, 2023 (GLOBE NEWSWIRE) -- Martin Marietta Materials, Inc. (NYSE:MLM) (“Martin Marietta” or the “Company”) will host its third-quarter 2023 earnings conference call on Wednesday, November 1, 2023 at 10:00 a.m. Eastern Time. The Company will release results for the quarter ended September 30, 2023, that morning before the market opens. A live, listen-only webcast and supplemental information will be accessible on the Investors section of the Company’s website at www.martinma