FREMONT, Calif.--(BUSINESS WIRE)--Genitope Corporation (Nasdaq: GTOP) today announced plans to offer 5,500,000 shares of its common stock in an underwritten public offering. The offering will be made pursuant to the Genitope Corporation’s effective shelf registration statement previously filed with the Securities and Exchange Commission. Genitope Corporation intends to grant the underwriter an option to purchase up to an additional 825,000 shares to cover over-allotments, if any. All of such shares are being offered by Genitope Corporation.