Company:  ZOLTEK COMPANIES INC (ZOLT)
Form Type:  10-Q
Filing Date:  8/2/2012 
CIK:  0000890923 
Address:  3101 MCKELVEY RD 
City, State, Zip:  ST LOUIS, Missouri 63044 
Telephone:  (314) 291-5110 
Fiscal Year:  09/30 
Last Trade
Last Trade: 
$12.63  
Change: 
0.03 (0.24%)  
Trade Time: 
May 24  
Market Cap: 
$434.28M
Description of Business
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  FORM 10-Q
    PART I. FINANCIAL INFORMATION
      Item 1. Financial Statements
        BALANCE SHEET
        INCOME STATEMENT
        STOCKHOLDERS EQUITY
        CASH FLOW
        NOTES TO CONDENSED CONSOLIDATED FINANCIAL STATEMENTS (UNAUDITED)
      Item 2. Management's Discussion and Analysis of Financial ...
      Item 3. Quantitative and Qualitative Disclosures About ...
      Item 4. Controls and Procedures
    PART II. OTHER INFORMATION
      Item 1. Legal Proceedings.
      Item 5. Other Information
      Item 6. Exhibits.
    SIGNATURE
    EXHIBIT INDEX
  EXHIBIT 10.1
  EXHIBIT 10.2
  EXHIBIT 10.3
  EXHIBIT 10.4
  EXHIBIT 31.1
    CERTIFICATION
  EXHIBIT 31.2
    CERTIFICATION
  EXHIBIT 32.1
    CERTIFICATION PURSUANT TO
  EXHIBIT 32.2
    CERTIFICATION PURSUANT TO