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 May 7, 2002 Date of Report (Date of earliest event reported) --------------------- AMGEN INC. (Exact name of registrant as specified in its charter) Delaware 000-12477 95-3540776 (State or other Jurisdiction (Commission File Number) (IRS Employer of Incorporation) Identification Number) Amgen Inc. 91320-1799 One Amgen Center Drive (Zip Code) Thousand Oaks, CA (Address of principal executive offices) 805-447-1000 (Registrant's telephone number, including area code) N/A (Former Name or Former Address, if Changed Since Last Report) Item 5. Other Events. On May 7, 2002, Amgen Inc. purchased from F. Hoffman-La Roche Ltd. ("Roche") Roche's rights, assets and business related to Filgrastim and pegfilgrastim in the European Union, Switzerland and Norway. With regard to the EU, the effective date of the purchase is January 1, 2002. Under the terms of the agreement between the parties, Amgen will pay Roche $137.5 million for this acquisition. Roche will continue as the licensee for Filgrastim and pegfilgrastim in certain countries in Eastern Europe, the Middle East, Africa, Asia and Latin America. The press release announcing the transaction is attached to this Current Report as Exhibit 99.1. Item 7(c). Exhibits. See Exhibit Index. 1 SIGNATURES Pursuant to the requirements of the Securities Exchange Act of 1934, as amended, the Registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized. AMGEN INC. Date: May 10, 2002 By: /s/ Richard D. Nanula -------------------------------------- Name: Richard D. Nanula Title: Executive Vice President, Finance, Strategy and Communications, and Chief Financial Officer 2 EXHIBIT INDEX Exhibit Number Document Description ------- -------------------- 99.1 Press Release dated May 7, 2002. 3