BOTHELL, Wash.--(BUSINESS WIRE)--Seattle Genetics, Inc. (Nasdaq:SGEN) announced today that Clay B. Siegall, Ph.D., President and Chief Executive Officer, will speak at the 28th Annual J.P. Morgan Healthcare Conference on Tuesday, January 12, 2010, at 11:00 a.m. Pacific Time. A live webcast of the presentation will be available from Seattle Genetics’ website, www.seattlegenetics.com, under the “Investor and News” section. The conference is being held at the Westin St. Francis Hotel in San Francisco, California.