25 results
8-K
EX-99.1
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23 Jun 23
Alpha Announces Operational Updates
4:21pm
8-K
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28 Apr 23
Mine Safety - Reporting of Shutdowns and Patterns of Violations
4:16pm
8-K
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23 Jul 21
Mine Safety - Reporting of Shutdowns and Patterns of Violations
4:17pm
8-K
EX-10.1
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17 Nov 20
Contura Signs Agreement to Divest Cumberland Mine, Pennsylvania Assets
4:16pm
8-K
8866w h99
23 Sep 19
Mine Safety - Reporting of Shutdowns and Patterns of Violations
4:16pm