RALEIGH, N.C., Jan. 31, 2019 (GLOBE NEWSWIRE) — Martin Marietta Materials, Inc. (NYSE:MLM) today announced that it will provide an online Web simulcast of its fourth quarter and full year 2018 earnings conference call on Tuesday, February 12, 2019. The Company will release results for the quarter and year ended December 31, 2018, that morning before the market opens. The live broadcast of Martin Marietta’s conference call will begin at 11:00 a.m. Eastern Time on February 12, 2019. An online replay of the live broadcast will be available approximately two hours following the conclusion of the live broadcast and will […]