Company:  ARCH COAL INC (ACI)
Form Type:  8-K
Filing Date:  8/7/2012 
CIK:  0001037676 
Address:  CITY PLACE ONE STE 300
ARCH MINERAL CORP
 
City, State, Zip:  ST LOUIS, Missouri 63141 
Telephone:  (314) 994-2700 
Fiscal Year:  12/31 
Last Trade
Last Trade: 
$4.48  
Change: 
-0.07 (-1.54%)  
Trade Time: 
Apr 23  
Market Cap: 
$951.15M
Description of Business
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  FORM 8-K
    SECTION 7 REGULATION FD
      Item 7.01 Regulation FD Disclosure.
    SECTION 9 FINANCIAL STATEMENTS AND EXHIBITS
      Item 9.01 Financial Statements and Exhibits.
    Signatures
    Exhibit Index
  EXHIBIT 99.1
BROKERAGE PARTNERS