541 filings
Page 2 of 28
8-K
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23 May 23
Departure of Directors or Certain Officers
4:31pm
8-K
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18 May 23
Departure of Directors or Certain Officers
4:30pm
8-K
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18 May 23
Results of Operations and Financial Condition
6:46am
8-K
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3 May 23
Regulation FD Disclosure
4:31pm
8-K
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29 Mar 23
Mine Safety - Reporting of Shutdowns and Patterns of Violations
4:30pm
UPLOAD
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22 Mar 23
Letter from SEC
12:00am
CORRESP
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15 Mar 23
Correspondence with SEC
12:00am
UPLOAD
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6 Mar 23
Letter from SEC
12:00am
8-K
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26 Jan 23
Results of Operations and Financial Condition
6:45am
8-K
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6 Jan 23
Departure of Directors or Certain Officers
4:16pm
8-K
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7 Nov 22
Amendments to Articles of Incorporation or Bylaws
4:31pm
8-K
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26 Oct 22
Results of Operations and Financial Condition
6:45am
8-K
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22 Aug 22
Company Overview Evolution and Outlook Fall 2022 Investor Presentation
4:33pm
8-K
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8 Aug 22
Departure of Directors or Certain Officers
4:46pm
8-K
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28 Jul 22
Results of Operations and Financial Condition
6:45am
DEFA14A
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24 Jun 22
Additional proxy soliciting materials
4:52pm