UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM 10-K/A
AMENDMENT NO. 1 TO
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[X]
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ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934
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For the fiscal year ended December 31, 2010
or
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[ ]
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TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934
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For the transition period from _______________ to _______________
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Commission file number: 001-31899
 WHITING PETROLEUM CORPORATION
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(Exact name of registrant as specified in its charter)
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Delaware
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20-0098515
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(State or other jurisdiction
of incorporation or organization)
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(I.R.S. Employer
Identification No.)
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1700 Broadway, Suite 2300
Denver, Colorado
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80290-2300
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(Address of principal executive offices)
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(Zip code)
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(303) 837-1661
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(Registrant’s telephone number, including area code)
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Securities registered pursuant to Section 12(b) of the Act:
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6.25% Convertible Perpetual Preferred Stock, $0.001 par value
Common Stock, $0.001 par value
Preferred Share Purchase Rights
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New York Stock Exchange
New York Stock Exchange
New York Stock Exchange
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(Title of Class)
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(Name of each exchange on which registered)
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Securities registered pursuant to Section 12(g) of the Act: None.
Indicate by check mark if the Registrant is a well-known seasoned issuer, as defined in Rule 405 of the Securities Act.YesT No £
Indicate by check mark if the Registrant is not required to file reports pursuant to Section 13 or 15(d) of the Securities Act.Yes£ No T
Indicate by check mark whether the registrant (1) has filed all reports required to be filed by Section 13 or 15(d) of the Securities Exchange Act of 1934 during the preceding 12 months (or for such shorter period that the registrant was required to file such reports), and (2) has been subject to such filing requirements for the past 90 days. YesT No£
Indicate by check mark whether the registrant has submitted electronically and posted on its corporate Web site, if any, every Interactive Data File required to be submitted and posted pursuant to Rule 405 of Regulation S-T (§232.405 of this chapter) during the preceding 12 months (or for such shorter period that the registrant was required to submit and post such files). Yes T No £
Indicate by check mark if disclosure of delinquent filers pursuant to Item 405 of Regulation S-K is not contained herein, and will not be contained, to the best of registrant’s knowledge, in definitive proxy or information statements incorporated by reference in Part III of this Form 10-K or any amendment to this Form 10-K. T
Indicate by check mark whether the registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer, or a smaller reporting company. See the definitions of “large accelerated filer,” “accelerated filer” and “smaller reporting company” in Rule 12b-2 of the Exchange Act. (Check one):
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Large accelerated filerT
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Accelerated filer £
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Non-accelerated filer£
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Smaller reporting company £
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Indicate by check mark whether the Registrant is a shell company (as defined in Rule 12b-2 of the Exchange Act). Yes£ No T
Aggregate market value of the voting common stock held by non-affiliates of the registrant at June 30, 2010: $4,012,157,212.
Number of shares of the registrant’s common stock outstanding at February 22, 2011: 118,115,582 shares.
DOCUMENTS INCORPORATED BY REFERENCE
Portions of the Proxy Statement for the 2011 Annual Meeting of Stockholders are incorporated by reference into Part III.
EXPLANATORY NOTE
Whiting Petroleum Corporation (the “Registrant”) is filing this Amendment No. 1 (this “Amendment”) to its Annual Report on Form 10-K for the fiscal year ended December 31, 2010 (the “Form 10-K”) solely for the purpose of filing a revised Exhibit 99.2 to the Form 10-K to include a page that was inadvertently excluded that contained the professional qualifications of Robert D. Ravnaas, P.E. of Cawley, Gillespie & Associates, Inc., the Registrant’s independent petroleum engineers. Other than this change, there has been no other change to Exhibit 99.2.
The Registrant hereby amends the Form 10-K by filing a revised version of Exhibit 99.2, along with an updated consent of Cawley, Gillespie & Associates, Inc. as Exhibit 23.2, with this Amendment.
Except as identified above, no other item or disclosures in the Form 10-K have been amended, and all other information included in the Form 10-K remains unchanged. This Amendment does not reflect events occurring after the filing of the Form 10-K or modify, amend or update any item or disclosures therein in any way other than as required to reflect the changes identified above.
SIGNATURES
Pursuant to the requirements of Section 13 or 15(d) of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized, on this 3rd day of March, 2011.
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WHITING PETROLEUM CORPORATION
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By
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/s/ James J. Volker
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James J. Volker
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Chairman and Chief Executive Officer
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EXHIBIT INDEX TO FORM 10-K/A
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Exhibit
Number
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Exhibit Description
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(23.2)
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Consent of Cawley, Gillespie & Associates, Inc., Independent Petroleum Engineers.
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(31.1)
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Certification by the Chairman and Chief Executive Officer pursuant to Section 302 of the Sarbanes-Oxley Act.
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(31.2)
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Certification by the Vice President and Chief Financial Officer pursuant to Section 302 of the Sarbanes-Oxley Act.
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(99.2)
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Report of Cawley, Gillespie & Associates, Inc., Independent Petroleum Engineers.
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