BERKELEY, Calif., Oct. 24, 2012 (GLOBE NEWSWIRE) -- XOMA Corporation (Nasdaq:XOMA) announced today the pricing of 13,333,333 shares of its common stock at a price to the public of $3.00 per share. In addition, XOMA has granted the underwriters a 30-day option to purchase up to an additional 1,999,999 shares of common stock on the same terms and conditions, solely to cover over-allotments, if any. The shares will be issued pursuant to a prospectus supplement filed as part of a shelf registration statement previously filed with the Securities and Exchange Commission (SEC) on Form S-3. XOMA anticipates its aggregate net proceeds from the offering will be approximately $36.9 million after deducting the underwriting discount and estimated offering expenses payable by XOMA. The offering is expected to close on or about October 29, 2012, subject to customary closing conditions.