XenoPort, Inc. (Nasdaq: XNPT) announced today the pricing of an underwritten offering of 4,000,000 shares of its common stock at a price to the public of $7.15 per share. XenoPort has granted to the underwriters a 30-day option to purchase up to an aggregate of 600,000 additional shares of common stock to cover over-allotments, if any. All of the shares in the offering are being offered by XenoPort. Morgan Stanley & Co. Incorporated is acting as bookrunner for the offering. RBC Capital Markets, LLC and Wedbush PacGrow Life Sciences are acting as co-managers.