SEC Seal
SEC Banner
Search the Next-Generation EDGAR System
Filing Detail
Form 8-K - Current report:
SEC Accession No. 0001104659-21-059111
Filing Date
2021-04-30
Accepted
2021-04-30 16:46:02
Documents
12
Period of Report
2021-04-29
Items
Item 5.07: Submission of Matters to a Vote of Security Holders

Document Format Files

Seq Description Document Type Size
1 FORM 8-K tm2114807d1_8k.htm   iXBRL 8-K 32597
  Complete submission text file 0001104659-21-059111.txt   207221

Data Files

Seq Description Document Type Size
2 XBRL TAXONOMY EXTENSION SCHEMA aci-20210429.xsd EX-101.SCH 3184
3 XBRL TAXONOMY EXTENSION LABEL LINKBASE aci-20210429_lab.xml EX-101.LAB 34592
4 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE aci-20210429_pre.xml EX-101.PRE 22710
5 EXTRACTED XBRL INSTANCE DOCUMENT tm2114807d1_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.: 21879018
SIC: 1221 Bituminous Coal & Lignite Surface Mining