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Filing Detail
Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:
SEC Accession No. 0001047469-12-001909
Filing Date
2012-02-29
Accepted
2012-02-29 16:25:29
Documents
56
Period of Report
2011-12-31

Document Format Files

Seq Description Document Type Size
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8 EX-4.17 a2207536zex-4_17.htm EX-4.17 55846
9 EX-10.4 a2207536zex-10_4.htm EX-10.4 86903
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11 EX-10.39 a2207536zex-10_39.htm EX-10.39 122730
12 EX-12.1 a2207536zex-12_1.htm EX-12.1 66052
13 EX-21.1 a2207536zex-21_1.htm EX-21.1 120530
14 EX-23.1 a2207536zex-23_1.htm EX-23.1 6246
15 EX-23.2 a2207536zex-23_2.htm EX-23.2 5710
16 EX-24.1 a2207536zex-24_1.htm EX-24.1 29628
17 EX-31.1 a2207536zex-31_1.htm EX-31.1 10306
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20 EX-32.2 a2207536zex-32_2.htm EX-32.2 5964
21 EX-95 a2207536zex-95.htm EX-95 681201
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  Complete submission text file 0001047469-12-001909.txt   26234376

Data Files

Seq Description Document Type Size
22 EX-101.INS aci-20111231.xml EX-101.INS 4826611
23 EX-101.SCH aci-20111231.xsd EX-101.SCH 113554
24 EX-101.CAL aci-20111231_cal.xml EX-101.CAL 133082
25 EX-101.DEF aci-20111231_def.xml EX-101.DEF 441446
26 EX-101.LAB aci-20111231_lab.xml EX-101.LAB 984289
27 EX-101.PRE aci-20111231_pre.xml EX-101.PRE 819137
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 COAL INC (Filer) CIK: 0001037676 (see all company filings)

IRS No.: 430921172 | State of Incorp.: DE | Fiscal Year End: 1231
Type: 10-K | Act: 34 | File No.: 001-13105 | Film No.: 12653132
SIC: 1221 Bituminous Coal & Lignite Surface Mining