261 results
8-K
MLM
Martin Marietta Materials, Inc.
3 May 24
Mine Safety - Reporting of Shutdowns and Patterns of Violations
3:30pm
(a) of the Exchange Act. ☐
Item 1.04 Mine Safety – Reporting of Shutdowns and Patterns of Violations.
On May 1, 2024, the Company received a section 107(a) order … issued by the Mine Safety and Health Administration (“MSHA”) under the Federal Mine Safety and Health Act of 1977 at its Red Canyon Quarry in Colorado
8-K
EX-99.1
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14 Feb 24
Martin Marietta Reports Fourth-quarter and Full-year 2023 Results
7:02am
8-K
EX-2.1
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24 Nov 23
Entry into a Material Definitive Agreement
8:15am
8-K
EX-99.1
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1 Nov 23
Martin Marietta Reports Third-quarter 2023 Results
7:07am
8-K
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20 Oct 23
Regulation FD Disclosure
8:32am
8-K
EX-99.1
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27 Jul 23
Martin Marietta Reports Second-quarter 2023 Results
7:03am
8-K
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26 May 23
Mine Safety - Reporting of Shutdowns and Patterns of Violations
1:19pm
8-K
EX-99.1
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4 May 23
Martin Marietta Reports First-quarter 2023 Results
6:59am