Celldex Therapeutics, Inc. (NASDAQ: CLDX) announced today that Anthony Marucci, President and Chief Executive Officer, is scheduled to present a corporate overview at the Oppenheimer 23rd Annual Healthcare Conference on Wednesday, December 12, 2012 at 10:00 am ET at the Waldorf=Astoria in New York City. A live webcast of the presentation will be available online on the “Events & Presentations” page of the “Investors & Media” section of the Celldex website. A replay of the presentation will be available for 30 days following the event. About Celldex Therapeutics, Inc. Celldex Therapeutics is the first antibody-based combination immunotherapy company. Celldex has a pipeline of drug candidates in development for the treatment of cancer and other difficult-to-treat diseases based on its antibody focused Precision Targeted Immunotherapy (PTI) Platform. The PTI Platform is a complementary portfolio of monoclonal antibodies, antibody-targeted vaccines and immunomodulators used in optimal combinations to create novel disease-specific drug candidates. For more information, please visit www.celldextherapeutics.com.