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 14, 2001 PHILLIPS PETROLEUM COMPANY (Exact name of registrant as specified in its charter) Delaware 1-720 73-0400345 (State or other (Commission (IRS Employer jurisdiction of File Number) Identification No.) incorporation) Phillips Building, Bartlesville, Oklahoma 74004 (Address of principal executive offices) (Zip Code) Registrant's telephone number, including area code: 918-661-6600 Item 2. Acquisition or Disposition of Assets. On September 14, 2001, Phillips Petroleum Company, a Delaware corporation (Phillips) completed its acquisition of Tosco Corporation, a Nevada corporation (Tosco), through the merger (the Merger) of Ping Acquisition Corp., a Nevada corporation and wholly owned subsidiary of Phillips (Merger Subsidiary), with and into Tosco, with Tosco as the surviving corporation in the Merger, pursuant to the Merger Agreement, dated as of February 4, 2001, by and among Phillips, Merger Subsidiary and Tosco. As a result of the Merger, Tosco became a wholly owned subsidiary of Phillips. Each share of Tosco common stock, par value $0.75 per share, outstanding on September 14, 2001, was converted into 0.8 of a share of Phillips common stock, par value $1.25 per share. Item 7. Financial Statements and Exhibits. (a) Audited financial statements for Tosco for the two years ended December 31, 2000 and 1999, and unaudited financial statements for Tosco for the period ended June 30, 2001, are not included in this report but are expected to be filed by the end of October 2001. (b) Pro Forma Financial Information. The pro forma financial information related to the acquisition of Tosco is not included in this report but is expected to be filed by the end of October 2001. 1 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. PHILLIPS PETROLEUM COMPANY /s/ Rand C. Berney September 28, 2001 ----------------------------- Rand C. Berney Vice President and Controller 2