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Filing Detail
Form 8-K - Current report:
SEC Accession No. 0001104659-21-129726
Filing Date
2021-10-26
Accepted
2021-10-26 06:46:33
Documents
15
Period of Report
2021-10-26
Items
Item 2.02: Results of Operations and Financial Condition
Item 9.01: Financial Statements and Exhibits

Document Format Files

Seq Description Document Type Size
1 FORM 8-K tm2130522d1_8k.htm   iXBRL 8-K 26570
2 EXHIBIT 99.1 tm2130522d1_ex99-1.htm EX-99.1 365449
6 GRAPHIC tm2130522d1_ex99-1img001.jpg GRAPHIC 5843
7 GRAPHIC tm2130522d1_ex99-1img002.jpg GRAPHIC 4789
  Complete submission text file 0001104659-21-129726.txt   615791

Data Files

Seq Description Document Type Size
3 XBRL TAXONOMY EXTENSION SCHEMA aci-20211026.xsd EX-101.SCH 3186
4 XBRL TAXONOMY EXTENSION LABEL LINKBASE aci-20211026_lab.xml EX-101.LAB 34594
5 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE aci-20211026_pre.xml EX-101.PRE 22712
8 EXTRACTED XBRL INSTANCE DOCUMENT tm2130522d1_8k_htm.xml XML 3611
Mailing Address CITYPLACE ONE SUITE 300 ARCH MINERAL CORP CREVE COEUR MO 63141
Business Address CITY PLACE ONE STE 300 ARCH MINERAL CORP ST LOUIS MO 63141 3149942700
ARCH RESOURCES, INC. (Filer) CIK: 0001037676 (see all company filings)

IRS No.: 430921172 | State of Incorp.: DE | Fiscal Year End: 1231
Type: 8-K | Act: 34 | File No.: 001-13105 | Film No.: 211345878
SIC: 1221 Bituminous Coal & Lignite Surface Mining