- ------------------------------------------------------------------------------ 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) January 7, 2000 (December 20, 1999) ABGENIX, INC. ------------- (Exact name of registrant as specified in its charter) Delaware -------- (State or other jurisdiction of incorporation or organization) 000-24207 94-3248826 --------- ---------- Commission File Number (I.R.S. Employer Identification Number) 7601 Dumbarton Circle Fremont, California 94555 ------------------------- (Address of principal executive offices) (510) 608-6500 -------------- (Registrant's telephone number, including area code) - ------------------------------------------------------------------------------ ABGENIX, INC. FORM 8-K JANUARY 7, 2000 ITEM 5. OTHER EVENTS On December 20, 1999, Abgenix announced that it will become the sole owner of the XenoMouse-TM- by acquiring all of the interest in the technology owned by JT America Inc. The press release has been filed as an exhibit to this Report on Form 8-K. 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 hereunder duly authorized. ABGENIX, INC. Date: January 6, 1999 /s/ R. SCOTT GREER --------------------------------------- R. Scott Greer President and Chief Executive Officer ITEM 7. FINANCIAL STATEMENTS AND EXHIBITS (c) EXHIBITS (in accordance with Item 601 of Regulation S-K) 99.1 Press Release of Abgenix regarding the sole ownership of XenoMouse fully human antibody. ABGENIX, INC. Report on Form 8-K dated January 7, 2000 INDEX TO EXHIBITS EXHIBIT NUMBER EXHIBIT NAME - ------------------- ---------------------------------------------------------- 99.1 Press Release of Abgenix regarding the sole ownership of XenoMouse fully human antibody.