Seattle Genetics, Inc. is a biotechnology company focused on the development and commercialization of therapies for the treatment of cancer. The Company is engaged in the development and sale of pharmaceutical products on its own behalf or in collaboration with others. The Company's marketed product ADCETRIS, or brentuximab vedotin, is an antibody-drug conjugate (ADC). In addition to ADCETRIS, the Company's pipeline includes other clinical-stage ADC programs, such as ASG-22ME, SGN-LIV1A, SGN-CD19A, SGN-CD19B, SGN-CD123A, SGN-352A, and ASG-15ME, as well as two immuno-oncology agents, SEA-CD40, which is based on its sugar-engineered antibody (SEA) technology, and SGN-2FF, which is a small molecule. It also has multiple preclinical and research-stage programs that employ its technologies, including SGN-CD48A and a preclinical ADC. ADCETRIS is an ADC comprising an anti-CD30 monoclonal antibody attached by a protease-cleavable linker to a microtubule disrupting agent.