As filed with the Securities and Exchange Commission on June 24, 2004 Registration No. 333-113810 ================================================================================ SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 ---------- AMENDMENT NO. 1 TO FORM S-3 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 ---------- GERON CORPORATION (Exact Name of Registrant as Specified in Its Charter) ---------- Delaware 75-2287752 (State or Other Jurisdiction of (I.R.S. Employer Incorporation or Organization) Identification No.) ---------- 230 Constitution Drive Menlo Park, California 94025 (650) 473-7700 (Address, Including Zip Code and Telephone Number, Including Area Code, of Registrant's Principal Executive Offices) ---------- Thomas B. Okarma President and Chief Executive Officer Geron Corporation 230 Constitution Drive Menlo Park, California 94025 (650) 473-7700 (Name, Address, Including Zip Code and Telephone Number, Including Area Code, of Agent for Service) ---------- Copies to: ---------- Alan C. Mendelson, Esq. Latham & Watkins LLP 135 Commonwealth Drive Menlo Park, California 94025 (650) 328-4600 ---------- Approximate date of commencement of proposed sale to the public: From time to time after this Registration Statement becomes effective. --------------- If the only securities being registered on this form are being offered pursuant to dividend or interest reinvestment plans, please check the following box. [ ] If any of the securities being registered on this Form are to be offered on a delayed or continuous basis pursuant to Rule 415 under the Securities Act of 1933, other than securities offered only in connection with dividend or interest reinvestment plans, check the following box. [X] If this Form is filed to register additional securities for an offering pursuant to Rule 462(b) under the Securities Act, please check the following box and list the Securities Act registration statement number of the earlier effective registration statement for the same offering. [ ] If this Form is a post-effective amendment filed pursuant to Rule 462(c) under the Securities Act, check the following box and list the Securities Act registration statement number of the earlier effective registration statement for the same offering. [ ] If delivery of the prospectus is expected to be made pursuant to Rule 434, please check the following box. [ ] --------------- The registrant hereby amends this registration statement on such date or dates as may be necessary to delay its effective date until the registrant shall file a further amendment which specifically states that this registration statement shall hereafter become effective in accordance with Section 8(A) of the Securities Act of 1933 or until the registration statement shall become effective on such date as the Securities and Exchange Commission, acting pursuant to said Section 8(A), may determine. ================================================================================ Explanatory Note The purpose of this Amendment No. 1 is to file an exhibit to the registration statement. Exhibit 10.1 was previously filed with a confidential treatment request. Exhibit 10.1 is being re-filed in a redacted form to reflect the Registrant's current confidential treatment request with respect to this exhibit. PART II INFORMATION NOT REQUIRED IN THE PROSPECTUS Item 16. Exhibits. See Exhibit Index. 2 SIGNATURES Pursuant to the requirements of the Securities Act of 1933, the Registrant certifies that it has reasonable grounds to believe that it meets all of the requirements for filing on Form S-3 and has duly caused this Registration Statement to be signed on its behalf by the undersigned, thereunto duly authorized, in Menlo Park, State of California, on June 24, 2004. GERON CORPORATION By: /s/ William D. Stempel ---------------------------------- William D. Stempel Vice President and General Counsel POWER OF ATTORNEY Pursuant to the requirements of the Securities Act of 1933, this Amendment No. 1 to the Registration Statement has been signed by the following persons in the capacities and on the dates indicated. Signature Title Date --------- ----- ---- * Chief Executive Officer, President and June 24, 2004 ---------------------- Director (principal executive officer) Thomas B. Okarma * Executive Vice President and Chief June 24, 2004 ---------------------- Financial Officer (principal financial David L. Greenwood and accounting officer) * Director June 24, 2004 ---------------------- Alexander E. Barkas * Director June 24, 2004 ---------------------- Edward V. Fritzky * Director June 24, 2004 ---------------------- Thomas D. Kiley * Director June 24, 2004 ---------------------- John P. Walker * Director June 24, 2004 ---------------------- Patrick J. Zenner * By his signature below, the undersigned, pursuant to duly authorized power of attorney filed with the Securities and Exchange Commission, has signed this Amendment No. 1 to the Registration Statement on behalf of the person indicated. /s/ William D. Stempel ---------------------- William D. Stempel Attorney-in-Fact S-1 EXHIBIT INDEX Exhibits Description -------- ----------- 4.1* Common Stock Purchase Agreement dated as of March 6, 2004 by and between Registrant and Merix Bioscience, Inc. 5.1* Opinion of Latham & Watkins LLP. 10.1** License Agreement dated as of March 6, 2004 by and between Registrant and Merix Bioscience, Inc. 23.1* Consent of Latham & Watkins LLP (included in Exhibit 5.1). 23.2 Consent of Ernst & Young LLP, Independent Registered Accounting Firm. 24.1* Power of Attorney (included on the signature page to this Registration Statement). _________ * Previously filed ** Certain portions of this Exhibit have been omitted, for which confidential treatment has been requested and filed separately with the Securities and Exchange Commission.