UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): September 25, 2007 DELEK US HOLDINGS, INC. (Exact name of registrant as specified in its charter) Delaware 001-32868 52-2319066 (State or other jurisdiction (Commission File Number) (IRS Employer of incorporation) Identification No.) 7102 Commerce Way Brentwood, Tennessee 37027 (Address of principal executive offices) (Zip Code) Registrant's telephone number, including area code: (615) 771-6701 Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2 below): |_| Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425) |_| Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12) |_| Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b)) |_| Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c)) Item 8.01. Other Events On September 25, 2007, Delek US Holdings, Inc. ("Delek") completed the acquisition of approximately 6.24% of the issued and outstanding shares of common stock in Lion Oil Company, par value $0.10 per share (the "Lion Shares") for a purchase price of approximately $23 million. Delek now owns approximately 34.5% of the Lion Shares. On September 26, 2007, Delek issued the press release attached hereto as Exhibit 99.1 pertaining to the events described above. Item 9.01. Financial Statements and Exhibits (a) Financial statements of businesses acquired. Not Applicable. (b) Pro forma financial information. Not Applicable. (c) Shell company transactions. Not Applicable. (d) Exhibits 99.1 Press release of Delek US Holdings, Inc. issued on September 26, 2007. -2- SIGNATURES Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized. Dated: September 28, 2007 DELEK US HOLDINGS, INC. By: /s/ Edward Morgan ----------------------- Name: Edward Morgan Title: Vice President and Chief Financial Officer EXHIBIT INDEX Exhibit No. Description ------- ----------- 99.1 Press release of Delek US Holdings, Inc., issued on September 26, 2007.