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): January 29, 2004 SOUTHERN PERU COPPER CORPORATION (Exact name of registrant as specified in its charter) Delaware 1-14066 13-3849074 --------------- -------------- ---------------- (State or other (Commission (IRS Employer) jurisdiction of File Number) Identification No.) organization) 2575 East Camelback Rd. Phoenix, AZ 85016 ------------------------ ----------------- (Address of principal executive offices) (Zip Code) Registrant's telephone number, including area code: (602) 977-6500 Item 5. Other Events Messrs. J. Steven Whisler and Ramiro G. Peru notified Southern Peru Copper Corporation (the "Company") that, effective January 29, 2004, they were resigning from the Board of Directors of the Company. The Company expresses its gratitude and recognition to Messrs. Whisler and Peru for their valuable services to the Board. 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. SOUTHERN PERU COPPER CORPORATION By: /s/Armando Ortega ----------------- Its:Vice President-Legal and Secretary Date: January 30, 2004 2