Company:  ARCH COAL INC (ACI)
Form Type:  10-K
Filing Date:  2/29/2012 
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: 
$5.01  
Change: 
0.04 (0.81%)  
Trade Time: 
Apr 17  
Market Cap: 
$1.06B
Description of Business
Register for EDGAR Pro and access this filing in:     
  FORM 10-K
    PART I
      ITEM 1. BUSINESS.
        NAME AND TITLE
      ITEM 1A. RISK FACTORS.
      ITEM 1B. UNRESOLVED STAFF COMMENTS.
      ITEM 2. PROPERTIES.
      ITEM 3. LEGAL PROCEEDINGS.
      ITEM 4. MINE SAFETY DISCLOSURES.
    PART II
      ITEM 5. MARKET FOR REGISTRANT'S COMMON EQUITY, RELATED ...
      ITEM 6. SELECTED FINANCIAL DATA.
      ITEM 7. MANAGEMENT'S DISCUSSION AND ANALYSIS OF FINANCIAL ...
        Results of Operations
        Liquidity and Capital Resources
      ITEM 7A. QUANTITATIVE AND QUALITATIVE DISCLOSURES ABOUT ...
      ITEM 8. FINANCIAL STATEMENTS AND SUPPLEMENTARY DATA.
      ITEM 9. CHANGES IN AND DISAGREEMENTS WITH ACCOUNTANTS ON ...
      ITEM 9A. CONTROLS AND PROCEDURES.
      ITEM 9B. OTHER INFORMATION.
    PART III
      ITEM 10. DIRECTORS, EXECUTIVE OFFICERS AND CORPORATE GOVERNANCE
      ITEM 11. EXECUTIVE COMPENSATION.
      ITEM 12. SECURITY OWNERSHIP OF CERTAIN BENEFICIAL OWNERS ...
      ITEM 13. CERTAIN RELATIONSHIPS AND RELATED TRANSACTIONS, ...
      ITEM 14. PRINCIPAL ACCOUNTING FEES AND SERVICES.
    PART IV
      ITEM 15. EXHIBITS AND FINANCIAL STATEMENT SCHEDULES.
    Signatures
    REPORT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM
    REPORT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM
    INCOME STATEMENT
    BALANCE SHEET
    STOCKHOLDERS EQUITY
    CASH FLOW
    NOTES TO CONSOLIDATED FINANCIAL STATEMENTS
      BALANCE SHEET
    VALUATION AND QUALIFYING ACCOUNTS
  EXHIBIT 2.8
  EXHIBIT 4.8
  EXHIBIT 4.9
  EXHIBIT 4.13
  EXHIBIT 4.14
  EXHIBIT 4.16
  EXHIBIT 4.17
  EXHIBIT 10.4
  EXHIBIT 10.38
  EXHIBIT 10.39
  EXHIBIT 12.1
    RATIO COMPUTATION
  EXHIBIT 21.1
  EXHIBIT 23.1
    Consent of Independent Registered Public Accounting Firm
  EXHIBIT 23.2
    CONSENT OF WEIR INTERNATIONAL, INC.
  EXHIBIT 24.1
    Power Of Attorney
  EXHIBIT 31.1
    Certification
  EXHIBIT 31.2
    Certification
  EXHIBIT 32.1
    CERTIFICATION OF CHIEF EXECUTIVE OFFICER
  EXHIBIT 32.2
    CERTIFICATION OF CHIEF FINANCIAL OFFICER
  EXHIBIT 95
BROKERAGE PARTNERS