EXHIBIT 99.4 -------------------- PROXY CARD -------------------- FOLD AND DETACH HERE - -------------------------------------------------------------------------------- AMGEN INC. One Amgen Center Drive, Thousand Oaks, CA 91320-1799 Proxy Solicited by Board of Directors For the Annual Meeting of Stockholders-May 16, 2002 Kevin W. Sharer, Richard D. Nanula and Steven M. Odre (the "Proxy Holders"), or any of them, each with the power of substitution, hereby are authorized to represent the undersigned, with all powers which the undersigned would possess if personally present, to vote the shares of Amgen Inc. common stock of the undersigned at the Annual Meeting of Stockholders of Amgen Inc., to be held at the Beverly Hilton Hotel, 9876 Wilshire Boulevard, Los Angeles, California 90210, at 10:30 A.M., PT, on Thursday, May 16, 2002, and at any continuation, postponement or adjournment of that meeting, upon and in respect of the following matters and in accordance with the following instructions, with discretionary authority as to any and all other business that may properly come before the meeting. You are encouraged to specify your choices by marking the appropriate boxes, SEE REVERSE SIDE, but you need not mark any boxes if you wish to vote in accordance with the board of directors' recommendations. PLEASE MARK, SIGN AND DATE THE REVERSE SIDE AND MAIL PROMPTLY IN THE ENCLOSED PREPAID ENVELOPE. Change of Address: ____________________________________________ ____________________________________________ ____________________________________________ (If you have written in the above space, please mark the corresponding box on the reverse side of this card) [SEE REVERSE SIDE] PLEASE MARK, SIGN, DATE AND RETURN PROMPTLY USING THE ENCLOSED ENVELOPE. - -------------------------------------------------------------------------------- FOLD AND DETACH HERE - ------------------------------------------------------------------------------------------------------------------------------------ [X] Please mark your votes as in this example. FOR AGAINST ABSTAIN 1. To approve the issuance of Amgen common stock to the shareholders of Immunex pursuant to the [_] [_] [_] Amended and Restated Agreement and Plan of Merger. FOR ALL WITHHOLD 2. To elect three directors for a three year term NOMINEES AUTHORITY expiring at the Annual Meeting of Stockholders in 2005. [_] [_] Nominees: Dr. David Baltimore, Ms. Judith C. Pelham and Mr. Kevin W. Sharer To withhold authority to vote for any nominee(s), write such nominee(s)' name(s) below: __________________________________________________________________________________________________________________________ __________________________________________________________________________________________________________________________ FOR AGAINST ABSTAIN 3. To ratify the selection of Ernst & Young LLP as independent auditors of Amgen for the year [_] [_] [_] ending December 31, 2002. FOR AGAINST ABSTAIN 4. To approve the new executive incentive plan under Section 162(m) of the Internal [_] [_] [_] Revenue Code. In their discretion, the Proxy Holders are authorized to vote such other matters as may properly come before the Annual Meeting of Stockholders and at any continuation, postponement or adjournment thereof. As of the date of the joint proxy statement/prospectus, the board of directors knew of no other business to be presented by or on behalf of Amgen or the board of directors at the Annual Meeting of Stockholders. This Proxy/Direction Card will be voted as specified or, if no choice is specified, will be voted FOR the election of the named nominees and FOR proposals 1, 3 and 4. The board of directors recommends a vote FOR election of the nominees for director and FOR proposals 1, 3 and 4. As of the date hereof, the undersigned hereby acknowledges receipt of the accompanying Notice of Annual Meeting of Stockholders to be held May 16, 2002, the joint proxy statement/prospectus and the 2001 Annual Report of Amgen. Please indicate if a change of address was given on the reverse side. [_] Signature:_______________________________________ Date: _________ Signature:_______________________________________ Date: ________ NOTE: Please sign exactly as your name appears hereon. If the stock is registered in the names of two or more persons, each should sign. Executors, administrators, trustees, guardians and attorneys-in-fact should add their titles. If signer is a corporation, please give full corporate name and have a duly authorized officer sign, stating title. If signer is a partnership, please sign in partnership name by authorized person, stating title. - ------------------------------------------------------------------------------------------------------------------------------------ ---------------- NO POSTAGE NECESSARY IF MAILED IN THE UNITED STATES ---------------- ----------------------------------------------- BUSINESS REPLY MAIL FIRST CLASS PERMIT NO. 67 THOUSAND OAKS, CA ----------------------------------------------- POSTAGE WILL BE PAID BY ADDRESSEE AMGEN INC. ATTN: Corporate Secretary, Mail Stop 27-4-A ONE AMGEN CENTER DRIVE THOUSAND OAKS, CA 91320-1799 [LOGO] BAR CODE Amgen stockholders with admittance tickets will be admitted to the Annual Meeting of Stockholders. If you come to the meeting and do not have an admission ticket, you will be admitted upon presentation of proper identification and evidence of stock ownership. [_]Please send me two (2) admittance tickets for the Amgen Inc. Annual Meeting of Stockholders to be held on Thursday, May 16, 2002. _______________________________________________________________________________ Name (Please print) _______________________________________________________________________________ Address ( ) _______________________________________________________________________________ City State Zip Telephone No. YOU DO NOT NEED TO RETURN THIS CARD IF YOU DO NOT PLAN TO ATTEND THE ANNUAL MEETING OF STOCKHOLDERS.