Company:  SANDRIDGE ENERGY INC (SD)
Form Type:  S-3/A
Filing Date:  4/5/2012 
CIK:  0001349436 
Address:  123 ROBERT S. KERR AVENUE 
City, State, Zip:  OKLAHOMA CITY, Oklahoma 73102-6406 
Telephone:  405-429-5500 
Fiscal Year:  12/31 
Last Trade
Last Trade: 
$5.10  
Change: 
-0.08 (-1.54%)  
Trade Time: 
May 22  
Market Cap: 
$2.51B
Description of Business
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  FORM S-1/A
    Calculation of Registration Fee
    PROSPECTUS (Subject to Completion)
    TABLE OF CONTENTS
    SUMMARY
      Underlying Properties
    Key Risk Factors
    THE OFFERING
    RISK FACTORS
    CAUTIONARY STATEMENT REGARDING FORWARD-LOOKING STATEMENTS
    USE OF PROCEEDS
    Additional Information Regarding the Underlying Properties
    DESCRIPTION OF THE TRUST UNITS
    TRUST UNITS ELIGIBLE FOR FUTURE SALE
    U.S. FEDERAL INCOME TAX CONSIDERATIONS
    UNDERWRITERS
    LEGAL MATTERS
    EXPERTS
      The Statement of Revenues and Direct Operating Expenses of ...
    INDEX TO FINANCIAL STATEMENTS
      Report of Independent Registered Public Accounting Firm
        INCOME STATEMENT
        INCOME STATEMENT
      Report of Independent Registered Public Accounting Firm
    PART II
      Item 13/14. Other Expenses of Issuance and Distribution.
      Item 14/15. Indemnification of Directors and Officers.
      Item 15. Recent Sales of Unregistered Securities.
      Item 16. Exhibits and Financial Statement Schedules.
      Item 17. Undertakings.
    SIGNATURES
  EXHIBIT 4.2
  EXHIBIT 23.1
    CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM
  EXHIBIT 23.2
    CONSENT OF INDEPENDENT PETROLEUM ENGINEERS AND GEOLOGISTS