Peggy Pinkston | VP, IR & Executive Director, Corporate Communications |
Clay Siegall | Co-Founder, Chairman, President & CEO |
Darren Cline | EVP, Commercial |
Todd Simpson | CFO |
Roger Dansey | Chief Medical Officer |
Kennen MacKay | RBC Capital Markets |
Geoffrey Meacham | Barclays Bank |
Michael Schmidt | Guggenheim Securities |
Salveen Richter | Goldman Sachs Group |
Andrew Berens | SVB Leerink |
Cory Kasimov | JPMorgan Chase & Co. |
Boris Peaker | Cowen and Company |
Good day, and welcome to the Seattle Genetics' Fourth Quarter and Year 2018 Financial Results. Today's conference is being recorded. At this time, I would like to turn the conference over to Ms. Peggy Pinkston, Vice President, Investor Relations. Please go ahead, ma'am.