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Martin Marietta Materials Inc 8-K, filed Mar 8, 2021

Martin Marietta Materials Inc (MLM)

8-K 2021-03-08 For: 2021-03-04
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Added on April 07, 2026

About this 8-K

Martin Marietta Materials Inc filed this 8-K on March 8, 2021, reporting on events of March 4, 2021.

Items reported

  • Item 1.04: Mine safety shutdown or violations
  • Item 9.01: Financial statements and exhibits