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): August 23, 2001 USX Corporation ------------------------------------------------------------------------------- (Exact name of registrant as specified in its charter) Delaware 1-5153 25-0996816 --------------- ---------------------- ------------------- (State or other (Commission File (IRS Employer jurisdiction of Number) Identification No.) incorporation) 600 Grant Street, Pittsburgh, PA 15219-4776 ---------------------------------- ---------- (Address of principal executive (Zip Code) offices) (412) 433-1121 ------------------------------ (Registrant's telephone number, including area code) 2 Item 7. Financial Statements and Exhibits (c) Exhibits 99.1. Press Release - "Marathon and YUKOS to form a strategic alliance for international growth" Item 9. Regulation FD Disclosure USX Corporation is furnishing information under Regulation FD for the August 23, 2001 press release titled "Marathon and YUKOS to form a strategic alliance for international growth." Attached is a copy of the press release in substantially the form released. SIGNATURE 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. USX CORPORATION By /s/ Larry G. Schultz --------------------------- Larry G. Schultz Vice President - Accounting Dated: August 23, 2001