SANTA CLARA, Calif.--(BUSINESS WIRE)--XenoPort, Inc. (Nasdaq: XNPT) announced today that it will release its third quarter financial results on November 3, 2009 at approximately 4:00 p.m. Eastern Time. The company will host a conference call at 4:30 p.m. Eastern Time that same day. A replay of the call will be available for one week following the event.