Investor Relations

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SEC Filings

Company Filing date Form Description Filing Group View
Arch Coal, Inc. SC 13G

A statement of beneficial ownership of common stock by certain persons

3,4,5
Arch Coal, Inc. SC 13G

A statement of beneficial ownership of common stock by certain persons

3,4,5
Arch Coal, Inc. 8-K

Report of unscheduled material events or corporate event

Current Reports
Arch Coal, Inc. 8-K

Report of unscheduled material events or corporate event

Current Reports
Arch Coal, Inc. 4

Statement of changes in beneficial ownership of securities

3,4,5
Arch Coal, Inc. 8-K

Report of unscheduled material events or corporate event

Current Reports
Arch Coal, Inc. 10-Q

Quarterly report which provides a continuing view of a company's financial position

Quarterly Filings
EX-101.INS - XBRL INSTANCE DOCUMENT
Arch Coal, Inc. DEF 14A

Official notification to shareholders of matters to be brought to a vote ("Proxy")

Proxy Filings
Arch Coal, Inc. DEFA14A

Additional proxy soliciting materials - definitive

Proxy Filings
Arch Coal, Inc. SC 13D/A

An amendment to a SC 13D filing

3,4,5

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