Martin Marietta Declares Quarterly Cash Dividend

b'RALEIGH, N.C., May 13, 2021 (GLOBE NEWSWIRE) -- Martin Marietta Materials, Inc. (NYSE: MLM) (\xe2\x80\x9cMartin Marietta\xe2\x80\x9d or the \xe2\x80\x9cCompany\xe2\x80\x9d) today announced that its Board of Directors has declared a regular quarterly cash dividend of $0.57 per share on the Company\xe2\x80\x99s outstanding common stock.