Seattle Genetics, Inc. (NASDAQ:SGEN) announced today that management will present at the following upcoming investor conferences. The presentations will be webcast live and available for replay from Seattle Genetics’ website at www.seattlegenetics.com in the Investors and News section. Credit Suisse Healthcare Conference Tuesday, November 12, 9:00 a.m. Mountain Time, Scottsdale, AZ Jefferies 2013 Global Healthcare Conference Wednesday, November 20, 9:20 a.m. Greenwich Mean Time, London, England About Seattle Genetics Seattle Genetics is a biotechnology company focused on the development and commercialization of innovative antibody-based therapies for the treatment of cancer. Seattle Genetics is leading the field in developing antibody-drug conjugates (ADCs), a technology designed to harness the targeting ability of antibodies to deliver cell-killing agents directly to cancer cells. The company’s lead product, ADCETRIS® (brentuximab vedotin), is an ADC that, in collaboration with Millennium: the Takeda Oncology Company, has been approved for two indications in more than 35 countries, including the U.S., European Union and Canada. Additionally, ADCETRIS is being evaluated broadly in more than 20 ongoing clinical trials. Seattle Genetics is also advancing a robust pipeline of clinical-stage ADC programs, including SGN-CD19A, SGN-CD33A, SGN-LIV1A, ASG-22ME and ASG-15ME. Seattle Genetics has collaborations for its ADC technology with a number of leading biotechnology and pharmaceutical companies, including AbbVie, Agensys (an affiliate of Astellas), Bayer, Genentech, GlaxoSmithKline and Pfizer. More information can be found at www.seattlegenetics.com.