UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 APRIL 28, 2006 Date of Report (Date of earliest event reported) GERON CORPORATION (Exact name of registrant as specified in its charter) Delaware 0-20859 75-2287752 (State or Other Jurisdiction (Commission (IRS Employer of Incorporation) File Number) Identification Number) 230 Constitution Drive 94025 Menlo Park, California (Zip Code) (Address of principal executive offices) (650) 473-7700 (Registrant's telephone number, including area code) N/A (Former Name or Former Address, if Changed Since Last Report) Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions: |_| Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425) |_| Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12) |_| Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b)) |_| Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c)) Item 2.02. Results of Operations and Financial Condition Geron Corporation (the "Company") is furnishing this information under Item 2.02 of Form 8-K. The information in this Current Report, including Exhibit 99.1, is being furnished and shall not be deemed "filed" for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the "Exchange Act"), or otherwise subject to the liabilities of that section. The information in this Current Report, including Exhibit 99.1, shall not be incorporated by reference into any registration statement or other document filed pursuant to the Securities Act of 1933, as amended, or the Exchange Act. On April 28, 2006, Geron Corporation issued a press release announcing its financial results for the three months ended March 31, 2006. A copy of the press release is attached as Exhibit 99.1. Item 9.01. Financial Statements and Exhibits (c) Exhibits 99.1 Press release dated April 28, 2006. SIGNATURE 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. GERON CORPORATION Date: April 28, 2006 By: /s/ David L. Greenwood -------------------------- Name: David L. Greenwood Title: Executive Vice President, Chief Financial Officer EXHIBIT INDEX Exhibit ------- 99.1 Press release dated April 28, 2006