Martin Marietta Materials, Inc. (NYSE:MLM) Files An 8-K Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers
Item 5.02 Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain

Officers; Compensatory Arrangements of Certain Officers.

On February 24, 2017, at a meeting of the Board of Directors of Martin Marietta Materials, Inc. (the “Corporation”), William E. McDonald informed the Corporation that, in accordance with the Corporation’s Bylaws and Corporate Governance Guidelines that require retirement from the Board of Directors at the annual meeting following a director reaching the age of 75, he will be retiring as a director, and accordingly tendered his resignation as a director, effective as of the commencement of the 2017 annual meeting of shareholders of the Corporation.

About Martin Marietta Materials, Inc. (NYSE:MLM)

Martin Marietta Materials, Inc. is a supplier of aggregates products (crushed stone, sand and gravel) for the construction industry, used for the construction of infrastructure, non-residential, and residential projects. The Company operates through three businesses: Aggregates Business, Cement Business and Magnesia Specialties Business. The Company conducts its Aggregates business through three segments: the Mid-America Group, Southeast Group, and West Group. The Company’s Cement business operates through the Cement segment. The Company’s Magnesia Specialties segment includes its magnesia-based chemicals and dolomitic lime businesses. Its Aggregates Business is engaged in mining, processing and selling granite, limestone, sand, gravel and other aggregate products. Its Cement business is engaged in producing Portland and specialty cements. In addition, aggregates products are used for railroad ballast and in agricultural, utility and environmental applications.

Martin Marietta Materials, Inc. (NYSE:MLM) Recent Trading Information

Martin Marietta Materials, Inc. (NYSE:MLM) closed its last trading session up +1.24 at 209.92 with 1,913,454 shares trading hands.